|  | [X] | QUARTERLY  REPORT PURSUANT  TO  SECTION  13  OR  15(d)  OF  THE SECURITIES  EXCHANGE  ACT  OF  1934 |
|--|-----|-----------------------------------------------------------------------------------------------------------------------------------------------------------------|

|  | [  ] | TRANSITION REPORT  PURSUANT  TO  SECTION  13  OR  15(d)  OF  THE SECURITIES  EXCHANGE  ACT  OF  1934 |
|--|-----------|------------------------------------------------------------------------------------------------------------------------------------------------------------------|

| Delaware(State or other jurisdiction of incorporation or organization)                           | 51-0263969(I.R.S. Employer Identification No.) |
|--------------------------------------------------------------------------------------------------|------------------------------------------------|
| 6901 Professional Pkwy. East, Suite 200Sarasota, Florida(Address of principal executive offices) |  34240(Zip Code)                          |
| (941) 556-2601(Registrant's telephone number, including area code)                               |

| þ Large accelerated filer                                                                        |  ̈ Accelerated filer         |
|-------------------------------------------------------------------------------------------------------|----------------------------------|
|  ̈ Non-accelerated filer     (do not check if smaller reporting company) |  ̈ Smaller reporting company |

----

|     |                                                                                        |    Page |
|----------|---------------------------------------------------------------------------------------------|------------------------|
| PART I.  | FINANCIAL INFORMATION                                                                  |                   |
| Item 1.  | Financial Statements (unaudited):                                                      |                   |
|     | Condensed Consolidated Statements of Earnings                                          | 3                      |
|     | Condensed Consolidated Statements of Comprehensive Income                              | 4                      |
|     | Condensed Consolidated Balance Sheets                                                  | 5                      |
|     | Condensed Consolidated Statements of Cash Flows                                        | 6                      |
|     | Condensed Consolidated Statement of Changes in Stockholders' Equity                    | 7                      |
|     | Notes to Condensed Consolidated Financial Statements                                   | 8                      |
| Item 2.  | Management's Discussion and Analysis of Financial Condition and Results of Operations  | 14                     |
| Item 3.  | Quantitative and Qualitative Disclosures About Market Risk                             | 20                     |
| Item 4.  | Controls and Procedures                                                                | 20                     |
| PART II. | OTHER INFORMATION                                                                      |                   |
| Item 1.  | Legal Proceedings                                                                      | 21                     |
| Item 1A. | Risk Factors                                                                           | 21                     |
| Item 6.  | Exhibits                                                                               | 21                     |
|     | Signatures                                                                             | 22                     |

----

| PART I. | FINANCIAL INFORMATION |
|---------|-----------------------|

|                                                                 |   | Three months ended March 31, |    |
|----------------------------------------------------------------------|--------|------------------------------|---------|
|                                                                 |   | 2013                         |    |   | 2012 |   |
|                                                                 |   |                         |    |   |   |   |   |   |
| Net sales                                        |   | $                            | 737,135 |   |   | $ | 711,066 |   |
| Cost of sales                                    |   |                         | 315,559 |   |   |   | 319,873 |   |
| Gross profit                                     |   |                         | 421,576 |   |   |   |   | 391,193 |   |
|                                                                 |   |                         |    |   |   |   |   |   |   |
| Selling, general and administrative expenses     |   |                         | 236,399 |   |   |   |   | 220,889 |   |
| Income from operations                           |   |                         | 185,177 |   |   |   |   | 170,304 |   |
|                                                                 |   |                         |    |   |   |   |   |   |   |
| Interest expense, net                            |   |                         | 20,858  |   |   |   |   | 15,483 |   |
| Other expense, net                                                   |   |                         | 2,492   |   |   |   |   | 490 |   |
|                                                                 |   |                         |    |   |   |   |   |   |   |
| Earnings before income taxes                     |   |                         | 161,827 |   |   |   |   | 154,331 |   |
|                                                                 |   |                         |    |   |   |   |   |   |   |
| Income taxes                                     |   |                         | 36,913  |   |   |   |   | 46,022 |   |
|                                                                 |   |                         |    |   |   |   |   |   |   |
| Net earnings                                     |   | $                            | 124,914 |   |   |   | $ | 108,309 |   |
|                                                                 |   |                         |    |   |   |   |   |   |   |
| Earnings per share:                              |   |                         |    |   |   |   |   |   |   |
| Basic                                                                |   | $                            | 1.26    |   |   |   | $ | 1.12 |   |
| Diluted                                                              |   |                         | 1.25    |   |   |   |   | 1.09 |   |
|                                             |   |                         |    |   |   |   |   |   |   |
| Weighted average common shares outstanding:      |   |                         |    |   |   |   |   |   |   |
| Basic                                                                |   |                         | 98,876  |   |   |   |   | 97,039 |   |
| Diluted                                                              |   |                         | 99,986  |   |   |   |   | 99,307 |   |
|                                                                 |   |                         |    |   |   |   |   |   |   |
| Dividends declared per common share                                  |   | $                            | 0.1650  |   |   |   | $ | 0.1375 |   |
|                                                                 |   |                         |    |   |   |   |   |   |   |

----

|                                                |   | Three months ended March 31, |    |
|-----------------------------------------------------|--------|------------------------------|---------|
|                                                |   | 2013                         |    |   | 2012 |   |
|                                                |   |                         |    |   |   |   |   |   |
| Net earnings                    |   | $                            | 124,914 |   |   | $ | 108,309 |   |
|                                                |   |                         |    |   |   |   |   |   |
| Other comprehensive income/(loss), net of tax:      |   |                         |    |   |   |   |   |   |
| Foreign currency translation adjustments            |   |                         | (38,489 | ) |   |   | 19,161 |   |
|                                                |   |                         |    |   |   |   |   |   |
| Total other comprehensive income/(loss), net of tax |   |                         | (38,489 | ) |   |   | 19,161 |   |
|                                                |   |                         |    |   |   |   |   |   |
| Comprehensive income                                |   | $                            | 86,425  |   |   | $ | 127,470 |   |
|                                                |   |                         |    |   |   |   |   |   |

----

|                                                          |   | March 31, 2013 |      | December 31, 2012 |   |
|---------------------------------------------------------------|--------|----------------|-----------|-------------------|--------|
| ASSETS:                                   |   |           |      |              |   |   |   |
|                                                          |   |           |      |              |   |   |   |
| Cash and cash equivalents                                     |   | $              | 430,022   |              | $      | 370,590 |   |
| Accounts receivable, net                                 |   |           | 483,861   |              |   | 526,408 |   |
| Inventories, net                                              |   |           | 200,023   |              |   | 190,867 |   |
| Deferred taxes                            |   |           | 47,372    |              |   | 41,992 |   |
| Unbilled receivables                                          |   |           | 84,948    |              |   | 72,193 |   |
| Other current assets                                          |   |           | 38,830    |              |   | 43,492 |   |
| Total current assets                                          |   |           | 1,285,056 |              |   | 1,245,542 |   |
|                                                          |   |           |      |              |   |   |   |
| Property, plant and equipment, net                            |   |           | 110,637   |              |   | 110,397 |   |
| Goodwill                                                      |   |           | 3,848,078 |              |   | 3,868,857 |   |
| Other intangible assets, net                             |   |           | 1,657,893 |              |   | 1,698,867 |   |
| Deferred taxes                                                |   |           | 82,288    |              |   | 78,644 |   |
| Other assets                                                  |   |           | 69,038    |              |   | 68,797 |   |
|                                                          |   |           |      |              |   |   |   |
| Total assets                                                  |   | $              | 7,052,990 |              | $      | 7,071,104 |   |
|                                                          |   |           |      |              |   |   |   |
| LIABILITIES AND STOCKHOLDERS' EQUITY:     |   |           |      |              |   |   |   |
|                                                          |   |           |      |              |   |   |   |
| Accounts payable                                              |   | $              | 138,541   |              | $      | 138,340 |   |
| Accrued compensation                                          |   |           | 80,043    |              |   | 110,724 |   |
| Deferred revenue                                              |   |           | 190,678   |              |   | 185,912 |   |
| Other accrued liabilities                                     |   |           | 133,403   |              |   | 128,351 |   |
| Income taxes payable                                          |   |           | 15,378    |              |   | - |   |
| Deferred taxes                                                |   |           | 8,216     |              |   | 3,868 |   |
| Current portion of long-term debt, net                        |   |           | 516,514   |              |   | 519,015 |   |
| Total current liabilities                                     |   |           | 1,082,773 |              |   | 1,086,210 |   |
|                                                          |   |           |      |              |   |   |   |
| Long-term debt, net of current portion                        |   |           | 1,403,259 |              |   | 1,503,107 |   |
| Deferred taxes                                                |   |           | 701,567   |              |   | 707,278 |   |
| Other liabilities                                             |   |           | 83,215    |              |   | 86,783 |   |
| Total liabilities                                             |   |           | 3,270,814 |              |   | 3,383,378 |   |
|                                                          |   |           |      |              |   |   |   |
| Commitments and contingencies                                 |   |           |      |              |   |   |   |
|                                                          |   |           |      |              |   |   |   |
| Common stock                                                  |   |           | 1,010     |              |   | 1,006 |   |
| Additional paid-in capital                                    |   |           | 1,182,304 |              |   | 1,158,001 |   |
| Retained earnings                                             |   |           | 2,598,434 |              |   | 2,489,858 |   |
| Accumulated other comprehensive earnings                      |   |           | 20,048    |              |   | 58,537 |   |
| Treasury stock                                                |   |           | (19,620   | )                 |   | (19,676 | ) |
| Total stockholders' equity                                    |   |           | 3,782,176 |              |   | 3,687,726 |   |
|                                                          |   |           |      |              |   |   |   |
| Total liabilities and stockholders' equity                    |   | $              | 7,052,990 |              | $      | 7,071,104 |   |

----

|                                                                           |   | Three months ended March 31, |     |        |
|--------------------------------------------------------------------------------|--------|------------------------------|----------|--------|
|                                                                           |   | 2013                         |     |   | 2012 |   |
| Cash flows from operating activities:                                          |   |                         |     |   |   |   |   |   |
| Net earnings                                                                   |   | $                            | 124,914  |   |   | $ | 108,309 |   |
| Adjustments to reconcile net earnings to cash flows from operating activities: |   |                         |     |   |   |   |   |   |
| Depreciation and amortization of property, plant and equipment                 |   |                         | 9,342    |   |   |   | 9,449 |   |
| Amortization of intangible assets                                              |   |                         | 34,099   |   |   |   | 26,018 |   |
| Amortization of deferred financing costs                                       |   |                         | 837      |   |   |   | 591 |   |
| Non-cash stock compensation                                                    |   |                         | 12,977   |   |   |   | 9,954 |   |
| Changes in operating assets and liabilities, net of acquired businesses:       |   |                         |     |   |   |   |   |   |
| Accounts receivable                                                            |   |                         | 27,590   |   |   |   | 20,666 |   |
| Unbilled receivables                                                           |   |                         | (13,136  | )      |   |   | (4,698 | ) |
| Inventories                                                                    |   |                         | (11,687  | )      |   |   | (7,462 | ) |
| Accounts payable and accrued liabilities                                       |   |                         | (25,510  | )      |   |   | (35,936 | ) |
| Income taxes payable                                                           |   |                         | 16,348   |   |   |   | 13,720 |   |
| Other, net                                                                     |   |                         | (4,506   | )      |   |   | 846 |   |
| Cash provided by operating activities                                          |   |                         | 171,268  |   |   |   | 141,457 |   |
|                                                                           |   |                         |     |   |   |   |   |   |
| Cash flows from investing activities:                                          |   |                         |     |   |   |   |   |   |
| Acquisitions of businesses, net of cash acquired                               |   |                         | (2,240   | )      |   |   | (19,007 | ) |
| Capital expenditures                                                           |   |                         | (11,205  | )      |   |   | (10,008 | ) |
| Proceeds from sale of assets                                                   |   |                         | 236      |   |   |   | 464 |   |
| Other, net                                                                     |   |                         | (1       | )      |   |   | (245 | ) |
| Cash used in investing activities                                              |   |                         | (13,210  | )      |   |   | (28,796 | ) |
|                                                                           |   |                         |     |   |   |   |   |   |
| Cash flows from financing activities:                                          |   |                         |     |   |   |   |   |   |
| Payments under revolving line of credit                                        |   |                         | (100,000 | )      |   |   | - |   |
| Principal payments on convertible notes                                        |   |                         | (52      | )      |   |   | (6,297 | ) |
| Cash premiums paid on convertible note conversions                             |   |                         | (109     | )      |   |   | (6,576 | ) |
| Cash dividends to stockholders                                                 |   |                         | -        |   |   |   | (13,290 | ) |
| Proceeds from stock based compensation, net                                    |   |                         | 6,229    |   |   |   | 16,873 |   |
| Stock award tax excess windfall benefit                                        |   |                         | 4,364    |   |   |   | 7,505 |   |
| Treasury stock sales                                                           |   |                         | 642      |   |   |   | 600 |   |
| Other                                                                          |   |                         | 122      |   |   |   | (1,089 | ) |
| Cash used in financing activities                                              |   |                         | (88,804  | )      |   |   | (2,274 | ) |
|                                                                           |   |                         |     |   |   |   |   |   |
| Effect of foreign currency exchange rate changes on cash                       |   |                         | (9,822   | )      |   |   | 3,230 |   |
|                                                                           |   |                         |     |   |   |   |   |   |
| Net increase in cash and cash equivalents                                      |   |                         | 59,432   |   |   |   | 113,617 |   |
|                                                                           |   |                         |     |   |   |   |   |   |
| Cash and cash equivalents, beginning of period                                 |   |                         | 370,590  |   |   |   | 338,101 |   |
|                                                                           |   |                         |     |   |   |   |   |   |
| Cash and cash equivalents, end of period                                       |   | $                            | 430,022  |   |   | $ | 451,718 |   |

----

|                                                                 |   | Common stock |   | Additional paid-in capital |   | Retainedearnings |   | Accumulated other comprehensive earnings |      | Treasurystock |   | Total   |   |
|----------------------------------------------------------------------|--------|--------------|--------|----------------------------|--------|------------------|--------|------------------------------------------|-----------|---------------|--------|---------|--------|
| Balances at December 31, 2012                                        |   | $            | 1,006  |                       | $      | 1,158,001        |   | $                                        | 2,489,858 |          | $      | 58,537  |   | $ | (19,676 | ) | $ | 3,687,726 |   |
|                                                                 |   |         |   |                       |   |             |   |                                     |      |          |   |    |   |   |   |   |   |   |   |
| Net earnings                                     |   |         | -      |                       |   | -                |   |                                     | 124,914   |          |   | -       |   |   | - |   |   | 124,914 |   |
| Stock option exercises                           |   |         | 2      |                       |   | 9,589            |   |                                     | -         |          |   | -       |   |   | - |   |   | 9,591 |   |
| Treasury stock sold                                                  |   |         | -      |                       |   | 587              |   |                                     | -         |          |   | -       |   |   | 56 |   |   | 643 |   |
| Currency translation adjustments, net of $1,316 tax                  |   |         | -      |                       |   | -                |   |                                     | -         |          |   | (38,489 | )      |   | - |   |   | (38,489 | ) |
| Stock based compensation                                        |   |         | -      |                       |   | 12,969           |   |                                     | -         |          |   | -       |   |   | - |   |   | 12,969 |   |
| Restricted stock activity                        |   |         | 2      |                       |   | (3,349           | )      |                                     | -         |          |   | -       |   |   | - |   |   | (3,347 | ) |
| Stock option tax benefit, net of shortfalls                          |   |         | -      |                       |   | 4,312            |   |                                     | -         |          |   | -       |   |   | - |   |   | 4,312 |   |
| Conversion of senior subordinated convertible notes, net of $304 tax |   |         | -      |                       |   | 195              |   |                                     | -         |          |   | -       |   |   | - |   |   | 195 |   |
| Dividends declared                                                   |   |         | -      |                       |   | -                |   |                                     | (16,338   | )             |   | -       |   |   | - |   |   | (16,338 | ) |
| Balances at March 31, 2013                                           |   | $            | 1,010  |                       | $      | 1,182,304        |   | $                                        | 2,598,434 |          | $      | 20,048  |   | $ | (19,620 | ) | $ | 3,782,176 |   |

----

| 1. | Basis of Presentation |
|----|-----------------------|

| 2. | Recent Accounting Pronouncements |
|----|----------------------------------|

| 3. | Earnings Per Share |
|----|--------------------|

|                                                     |   | Three months endedMarch 31, |   |
|----------------------------------------------------------|--------|-----------------------------|--------|
|                                                     |   | 2013                        |   | 2012 |   |
| Basic shares outstanding             |   | 98,876                      |   | 97,039 |   |
| Effect of potential common stock     |   |                        |   |   |   |
| Common stock awards                                      |   | 892                         |   | 1,140 |   |
| Senior subordinated convertible notes               |   | 218                         |   | 1,128 |   |
| Diluted shares outstanding           |   | 99,986                      |   | 99,307 |   |

| 4. | Stock Based Compensation |
|----|--------------------------|

----

|                                | Three months endedMarch 31, |
|-------------------------------------|-----------------------------|
|                                | 2013                        | 2012 |
| Stock based compensation            | $  12,977              | $  9,954 |
| Tax effect recognized in net income | 4,542                       | 3,484 |
| Windfall tax benefit, net           | 4,312                       | 7,415 |

|                         | Three months ended March 31, |
|------------------------------|-----------------------------------|
|                         | 2013                              |   | 2012 |
| Fair value per share ($)     | 36.53                             |   | 29.65 |
| Risk-free interest rate (%)  | 0.80                              |   | 0.82 |
| Expected option life (years) | 5.18                              |   | 5.22 |
| Expected volatility (%)      | 36.29                             |   | 36.56 |
| Expected dividend yield (%)  | 0.57                              |   | 0.59 |

| 5. | Inventories |
|----|-------------|

|                       |   | March 31, 2013 |    | December 31, 2012 |   |
|----------------------------|--------|----------------|---------|------------------------|--------|
|                       |   | (in thousands) |    |
| Raw materials and supplies |   | $              | 125,415 |                   | $      | 121,573 |   |  |
| Work in process            |   |           | 31,265  |                   |   | 29,725 |   |  |
| Finished products          |   |           | 85,929  |                   |   | 81,536 |   |  |
| Inventory reserves         |   |           | (42,586 | )                      |   | (41,967 | ) |  |
|                       |   | $              | 200,023 |                   | $      | 190,867 |   |  |

| 6. | Goodwill and Other Intangible Assets |
|----|--------------------------------------|

|                             |   | Industrial Technology |    | Energy Systems & Controls |   | Medical & Scientific Imaging |   | RF Technology |      | Total  |   |
|----------------------------------|--------|-----------------------|---------|------------------------------------|--------|----------------------------------|--------|---------------|-----------|--------|--------|
| Balances at December 31, 2012    |   | $                     | 421,755 |                               | $      | 404,057                          |   | $             | 1,772,402 |   | $      | 1,270,643 |   | $ | 3,868,857 |   |
| Other                            |   |                  | -       |                               |   | -                                |   |          | -         |   |   | 445 |   |   | 445 |   |
| Currency translation adjustments |   |                  | (6,167  | )                                  |   | (2,491                           | )      |          | (6,136    | )      |   | (6,430 | ) |   | (21,224 | ) |
| Balances at March 31, 2013       |   | $                     | 415,588 |                               | $      | 401,566                          |   | $             | 1,766,266 |   | $      | 1,264,658 |   | $ | 3,848,078 |   |

----

|                                |   | Cost   |      | Accumulated amortization |   | Net book value |   |
|-------------------------------------|--------|--------|-----------|--------------------------|--------|----------------|--------|
| Assets subject to amortization:     |   |   |      |                     |   |           |   |   |   |   |
| Customer related intangibles        |   | $      | 1,509,339 |                     | $      | (379,535       | )      | $ | 1,129,804 |   |
| Unpatented technology               |   |   | 198,609   |                     |   | (97,487        | )      |   | 101,122 |   |
| Software                            |   |   | 160,520   |                     |   | (44,256        | )      |   | 116,264 |   |
| Patents and other protective rights |   |   | 40,399    |                     |   | (20,312        | )      |   | 20,087 |   |
| Trade secrets                       |   |   | 1,500     |                     |   | (1,500         | )      |   | - |   |
| Assets not subject to amortization: |   |   |      |                     |   |           |   |   |   |   |
| Trade names                         |   |   | 331,590   |                     |   | -              |   |   | 331,590 |   |
| Balances at December 31, 2012       |   | $      | 2,241,957 |                     | $      | (543,090       | )      | $ | 1,698,867 |   |
|                                |   |   |      |                     |   |           |   |   |   |   |
| Assets subject to amortization:     |   |   |      |                     |   |           |   |   |   |   |
| Customer related intangibles        |   | $      | 1,502,897 |                     | $      | (400,227       | )      | $ | 1,102,670 |   |
| Unpatented technology               |   |   | 206,867   |                     |   | (103,202       | )      |   | 103,665 |   |
| Software                            |   |   | 160,153   |                     |   | (47,744        | )      |   | 112,409 |   |
| Patents and other protective rights |   |   | 30,272    |                     |   | (20,894        | )      |   | 9,378 |   |
| Trade secrets                       |   |   | 1,500     |                     |   | (1,500         | )      |   | - |   |
| Assets not subject to amortization: |   |   |      |                     |   |           |   |   |   |   |
| Trade names                         |   |   | 329,771   |                     |   | -              |   |   | 329,771 |   |
| Balances at March 31, 2013          |   | $      | 2,231,460 |                     | $      | (573,567       | )      | $ | 1,657,893 |   |

| 7. | Debt |
|----|------|

| 8. | Fair Value of Financial Instruments |
|----|-------------------------------------|

| $500 million senior notes due 2013 |   | $      | 512 |   |
|------------------------------------|--------|--------|-----|--------|
| $400 million senior notes due 2017 |   |   | 403 |   |
| $500 million senior notes due 2019 |   |   | 604 |   |
| $500 million senior notes due 2022 |   |   | 498 |   |

| 9. | Contingencies |
|----|---------------|

| Balance at December 31, 2012            |   | $      | 9,755  |   |
|-----------------------------------------|--------|--------|--------|--------|
| Additions charged to costs and expenses |   |   | 2,624  |   |
| Deductions                              |   |   | (2,219 | )      |
| Other                                   |   |   | (177   | )      |
| Balance at March 31, 2013               |   | $      | 9,983  |   |

| 10. | Business Segments |
|-----|-------------------|

|                             |   | Three months ended March 31, |    |   |   |
|----------------------------------|--------|------------------------------|---------|--------|--------|
|                             |   | 2013                         |    | 2012   |   | Change |   |
| Net sales:                       |   |                         |    |   |   |   |   |   |   |
| Industrial Technology            |   | $                            | 182,239 |   | $      | 195,136 |   | (6.6 | )% |
| Energy Systems & Controls    |   |                         | 145,642 |   |   | 148,602 |   | (2.0 | ) |
| Medical & Scientific Imaging |   |                         | 200,444 |   |   | 162,811 |   | 23.1 |   |
| RF Technology                    |   |                         | 208,810 |   |   | 204,517 |   | 2.1 |   |
| Total                            |   | $                            | 737,135 |   | $      | 711,066 |   | 3.7 | % |
| Gross profit:                    |   |                         |    |   |   |   |   |   |   |
| Industrial Technology            |   | $                            | 93,311  |   | $      | 98,663 |   | (5.4 | )% |
| Energy Systems & Controls    |   |                         | 80,906  |   |   | 80,408 |   | 0.6 |   |
| Medical & Scientific Imaging |   |                         | 134,869 |   |   | 106,186 |   | 27.0 |   |
| RF Technology                    |   |                         | 112,490 |   |   | 105,936 |   | 6.2 |   |
| Total                            |   | $                            | 421,576 |   | $      | 391,193 |   | 7.8 | % |
| Operating profit*:               |   |                         |    |   |   |   |   |   |   |
| Industrial Technology            |   | $                            | 52,945  |   | $      | 57,507 |   | (7.9 | )% |
| Energy Systems & Controls    |   |                         | 35,722  |   |   | 35,657 |   | 0.2 |   |
| Medical & Scientific Imaging |   |                         | 59,928  |   |   | 43,362 |   | 38.2 |   |
| RF Technology                    |   |                         | 56,630  |   |   | 50,353 |   | 12.5 |   |
| Total                            |   | $                            | 205,225 |   | $      | 186,879 |   | 9.8 | % |
| Long-lived assets:               |   |                         |    |   |   |   |   |   |   |
| Industrial Technology            |   | $                            | 45,626  |   | $      | 42,698 |   | 6.9 | % |
| Energy Systems & Controls    |   |                         | 19,032  |   |   | 19,439 |   | (2.2 | ) |
| Medical & Scientific Imaging |   |                         | 40,198  |   |   | 45,602 |   | (11.8 | ) |
| RF Technology                    |   |                         | 29,158  |   |   | 29,832 |   | (2.3 | ) |
| Total                            |   | $                            | 134,014 |   | $      | 137,571 |   | (2.6 | )% |

----

| 11. | Subsequent Events |
|-----|-------------------|

| · | general economic conditions; |
|--------|------------------------------|

| · | difficulty making acquisitions and successfully integrating acquired businesses; |
|--------|----------------------------------------------------------------------------------|

| · | any unforeseen liabilities associated with future acquisitions; |
|--------|-----------------------------------------------------------------|

| · | limitations on our business imposed by our indebtedness; |
|--------|----------------------------------------------------------|

| · | unfavorable changes in foreign exchange rates; |
|--------|------------------------------------------------|

| · | difficulties associated with exports; |
|--------|---------------------------------------|

| · | risks and costs associated with our international sales and operations; |
|--------|-------------------------------------------------------------------------|

| · | increased directors' and officers' liability and other insurance costs; |
|--------|-------------------------------------------------------------------------|

| · | risk of rising interest rates; |
|--------|--------------------------------|

| · | product liability and insurance risks; |
|--------|----------------------------------------|

| · | increased warranty exposure; |
|--------|------------------------------|

| · | future competition; |
|--------|---------------------|

| · | the cyclical nature of some of our markets; |
|--------|---------------------------------------------|

| · | reduction of business with large customers; |
|--------|---------------------------------------------|

| · | risks associated with government contracts; |
|--------|---------------------------------------------|

| · | changes in the supply of, or price for, raw materials, parts and components; |
|--------|------------------------------------------------------------------------------|

| · | environmental compliance costs and liabilities; |
|--------|-------------------------------------------------|

| · | risks and costs associated with asbestos-related litigation; |
|--------|--------------------------------------------------------------|

| · | potential write-offs of our substantial goodwill and other intangible assets; |
|--------|-------------------------------------------------------------------------------|

| · | our ability to successfully develop new products; |
|--------|---------------------------------------------------|

| · | failure to protect our intellectual property; |
|--------|-----------------------------------------------|

| · | the effect of, or change in, government regulations (including tax); |
|--------|----------------------------------------------------------------------|

| · | economic disruption caused by terrorist attacks, health crises or other unforeseen events; and |
|--------|------------------------------------------------------------------------------------------------|

| · | the factors discussed in other reports filed with the SEC. |
|--------|------------------------------------------------------------|

|                                            |   | Three months ended  March 31, |    |
|-------------------------------------------------|--------|------------------------------------|---------|
|                                            |   | 2013                               |    | 2012 |   |
| Net sales:                                      |   |                               |    |   |   |   |   |
| Industrial Technology                           |   | $                                  | 182,239 |   | $ | 195,136 |   |
| Energy Systems & Controls                   |   |                               | 145,642 |   |   | 148,602 |   |
| Medical & Scientific Imaging                |   |                               | 200,444 |   |   | 162,811 |   |
| RF Technology                                   |   |                               | 208,810 |   |   | 204,517 |   |
| Total                                           |   | $                                  | 737,135 |   | $ | 711,066 |   |
| Gross profit:                                   |   |                               |    |   |   |   |   |
| Industrial Technology                           |   |                               | 51.2    | % |   | 50.6 | % |
| Energy Systems & Controls                   |   |                               | 55.6    | % |   | 54.1 | % |
| Medical & Scientific Imaging                |   |                               | 67.3    | % |   | 65.2 | % |
| RF Technology                                   |   |                               | 53.9    | % |   | 51.8 | % |
| Total                                           |   |                               | 57.2    | % |   | 55.0 | % |
| Selling, general & administrative expenses: |   |                               |    |   |   |   |   |
| Industrial Technology                           |   |                               | 22.2    | % |   | 21.1 | % |
| Energy Systems & Controls                   |   |                               | 31.0    |   |   | 30.1 |   |
| Medical & Scientific Imaging                |   |                               | 37.4    |   |   | 38.6 |   |
| RF Technology                                   |   |                               | 26.8    |   |   | 27.2 |   |
| Total                                           |   |                               | 29.4    |   |   | 28.7 |   |
| Segment operating profit:                       |   |                               |    |   |   |   |   |
| Industrial Technology                           |   |                               | 29.1    | % |   | 29.5 | % |
| Energy Systems & Controls                   |   |                               | 24.5    |   |   | 24.0 |   |
| Medical & Scientific Imaging                |   |                               | 29.9    |   |   | 26.6 |   |
| RF Technology                                   |   |                               | 27.1    |   |   | 24.6 |   |
| Total                                           |   |                               | 27.8    |   |   | 26.3 |   |
| Corporate administrative expenses               |   |                               | (2.7    | ) |   | (2.3 | ) |
|                                            |   |                               | 25.1    |   |   | 24.0 |   |
| Interest expense                                |   |                               | (2.8    | ) |   | (2.2 | ) |
| Other expense                                   |   |                               | (0.3    | ) |   | (0.1 | ) |
| Earnings before income taxes                    |   |                               | 22.0    |   |   | 21.7 |   |
| Income taxes                                    |   |                               | (5.0    | ) |   | (6.5 | ) |
| Net earnings                                    |   |                               | 16.9    | % |   |  15.2 | % |

----

|                             |   | Net orders booked for thethree months ended March 31, |    | Order backlog as of March 31, |   |
|----------------------------------|--------|-------------------------------------------------------|---------|-------------------------------|--------|
|                             |   |   2013                                      |    | 2012                          |   | 2013 |   | 2012 |   |
| Industrial Technology            |   | $                                                     | 179,807 |                          | $      | 204,002 |   | $ | 126,993 |   | $ | 152,606 |   |
| Energy Systems & Controls    |   |                                                  | 157,537 |                          |   | 153,376 |   |   | 120,921 |   |   | 126,262 |   |
| Medical & Scientific Imaging |   |                                                  | 216,121 |                          |   | 168,336 |   |   | 247,959 |   |   | 124,681 |   |
| RF Technology                    |   |                                                  | 240,118 |                          |   | 203,672 |   |   | 501,065 |   |   | 447,085 |   |
| Total                            |   | $                                                     | 793,583 |                          | $      | 729,386 |   | $ | 996,938 |   | $ | 850,634 |   |

|                        |   | Three months ended March 31, |   |
|-----------------------------|--------|------------------------------|--------|
|                        |   | 2013                         |   |   | 2012 |   |
| Cash provided by/(used in): |   |                              |   |   |  |   |
| Operating activities        |   | $                            | 171.3  |   |   | $ | 141.5 |   |
| Investing activities        |   |                         | (13.2  | ) |   |   | (28.8 | ) |
| Financing activities        |   |                         | (88.8  | ) |   |   | (2.3 | ) |

| $500 million senior notes due 2013*   |   | $      | 502,586   |   |
|---------------------------------------|--------|--------|-----------|--------|
| $400 million senior notes due 2017    |   |   | 400,000   |   |
| $500 million senior notes due 2019    |   |   | 500,000   |   |
| $500 million senior notes due 2022    |   |   | 500,000   |   |
| Senior Subordinated Convertible Notes |   |   | 11,647    |   |
| Revolving Facility                    |   |   | -         |   |
| Other                                 |   |   | 5,540     |   |
| Total debt                            |   |   | 1,919,773 |   |
| Less current portion                  |   |   | 516,514   |   |
| Long-term debt                        |   | $      | 1,403,259 |   |

|                         |   | March 31, 2013 |      |   | December 31,2012 |   |
|------------------------------|--------|----------------|-----------|--------|------------------|--------|
| Total Debt                   |   | $              | 1,919,773 |   |             | $      | 2,022,122 |   |
| Cash                         |   |           | (430,022  | )      |             |   | (370,590 | ) |
| Net Debt                     |   |           | 1,489,751 |   |             |   | 1,651,532 |   |
| Stockholders' Equity         |   |           | 3,782,176 |   |             |   | 3,687,726 |   |
| Total Net Capital            |   | $              | 5,271,927 |   |             | $      | 5,339,258 |   |
|                         |   |           |      |   |             |   |   |   |
| Net Debt / Total Net Capital |   |           | 28.3      | %      |             |   | 30.9 | % |

----

| 31.1    |  | Rule 13a-14(a)/15d-14(a), Certification of the Chief Executive Officer, filed herewith.         |
|---------|--|-------------------------------------------------------------------------------------------------|
|    |  |                                                                                            |
| 31.2    |  | Rule 13a-14(a)/15d-14(a), Certification of the Chief Financial Officer, filed herewith.         |
|    |  |                                                                                            |
| 32.1    |  | Section 1350 Certification of the Chief Executive and Chief Financial Officers, filed herewith. |
|    |  |                                                                                            |
| 101.INS |  | XBRL Instance Document, furnished herewith.                                                     |
|    |  |                                                                                            |
| 101.SCH |  | XBRL Taxonomy Extension Schema Document, furnished herewith.                                    |
|    |  |                                                                                            |
| 101.CAL |  | XBRL Taxonomy Extension Calculation Linkbase Document, furnished herewith.                      |
|    |  |                                                                                            |
| 101.DEF |  | XBRL Taxonomy Extension Definition Linkbase Document, furnished herewith.                       |
|    |  |                                                                                            |
| 101.LAB |  | XBRL Taxonomy Extension Label Linkbase Document, furnished herewith.                            |
|    |  |                                                                                            |
| 101.PRE |  | XBRL Taxonomy Extension Presentation Linkbase Document, furnished herewith.                     |
|    |  |                                                                                            |

----

| /s/ Brian D. Jellison |   | Chairman of the Board, President, | May 9, 2013 |
|-----------------------|--------|-----------------------------------|-------------|
| Brian D. Jellison     |   | and Chief Executive Officer       |        |
|                  |   | (Principal Executive Officer)     |        |

| /s/ John Humphrey |   | Chief Financial Officer and   | May 9, 2013 |
|-------------------|--------|-------------------------------|-------------|
| John Humphrey     |   | Executive Vice President      |        |
|              |   | (Principal Financial Officer) |        |

| /s/ Paul J. Soni |   | Vice President and Controller  | May 9, 2013 |
|------------------|--------|--------------------------------|-------------|
| Paul J. Soni     |   | (Principal Accounting Officer) |        |

----

| 31.1    |  | Rule 13a-14(a)/15d-14(a), Certification of the Chief Executive Officer, filed herewith.         |
|---------|--|-------------------------------------------------------------------------------------------------|
|    |  |                                                                                            |
| 31.2    |  | Rule 13a-14(a)/15d-14(a), Certification of the Chief Financial Officer, filed herewith.         |
|    |  |                                                                                            |
| 32.1    |  | Section 1350 Certification of the Chief Executive and Chief Financial Officers, filed herewith. |
|    |  |                                                                                            |
| 101.INS |  | XBRL Instance Document, furnished herewith.                                                     |
|    |  |                                                                                            |
| 101.SCH |  | XBRL Taxonomy Extension Schema Document, furnished herewith.                                    |
|    |  |                                                                                            |
| 101.CAL |  | XBRL Taxonomy Extension Calculation Linkbase Document, furnished herewith.                      |
|    |  |                                                                                            |
| 101.DEF |  | XBRL Taxonomy Extension Definition Linkbase Document, furnished herewith.                       |
|    |  |                                                                                            |
| 101.LAB |  | XBRL Taxonomy Extension Label Linkbase Document, furnished herewith.                            |
|    |  |                                                                                            |
| 101.PRE |  | XBRL Taxonomy Extension Presentation Linkbase Document, furnished herewith.                     |
|    |  |                                                                                            |
|    |  |                                                                                            |