**Exhibit 12.1**

 

**DeCrane Aircraft Holdings, Inc.**

 

**Computation of Earnings to Fixed ChargesRatios**

 
|                                                                                                                                                     |   | **Year Ended December 31,** |    | **1998**          |   |
|----------------------------------------------------------------------------------------------------------------------------------------------------------|--------|-----------------------------|---------|-------------------|--------|
| **(Dollars in thousands)**                                                                                                                               |   | **2002**                    |    | **2001**          |   | **2000** |   | **1999** |   | **Four Months  Ended  December 31,  1998** |   | **Eight Months  Ended  August 31,  1998** |   |
|                                                                                                                                                     |   | **(Successor)**             |    | **(Predecessor)** |   |
| **Earnings:**                                                                                                                                            |   |                        |    |              |   |   |   |   |   |   |   |   |   |
|                                                                                                                                                     |   |                        |    |              |   |   |   |   |   |   |   |   |   |
| Income (loss) from  continuing operations before provision for income taxes, cumulative effect of  change in accounting principle and extraordinary item |   | $                           | (10,383 | )                 | $      | (21,481 | ) | $ | 9,936 |   | $ | (8,050 | ) | $ | (4,992 | ) | $ | (6,151 | ) |
| Fixed charges                                                                                                                                            |   | 26,403                      |    | 30,638            |   | 28,212 |   | 16,622 |   | 4,867 |   | 941 |   |
| Total earnings (loss)                                                                                                                                    |   | $                           | 16,020  |              | $      | 9,157 |   | $ | 38,148 |   | $ | 8,572 |   | $ | (125 | ) | $ | (5,210 | ) |
|                                                                                                                                                     |   |                        |    |              |   |   |   |   |   |   |   |   |   |
| **Fixed Charges:**                                                                                                                                       |   |                        |    |              |   |   |   |   |   |   |   |   |   |
|                                                                                                                                                     |   |                        |    |              |   |   |   |   |   |   |   |   |   |
| Interest expense, including  amortization of debt discounts and issuance costs (1)                                                                       |   | $                           | 25,376  |              | $      | 29,645 |   | $ | 27,181 |   | $ | 15,889 |   | $ | 4,672 |   | $ | 512 |   |
| Interest component of  rentals (2)                                                                                                                       |   | 1,027                       |    | 993               |   | 1,031 |   | 733 |   | 195 |   | 429 |   |
| Total fixed charges                                                                                                                                      |   | $                           | 26,403  |              | $      | 30,638 |   | $ | 28,212 |   | $ | 16,622 |   | $ | 4,867 |   | $ | 941 |   |
|                                                                                                                                                     |   |                        |    |              |   |   |   |   |   |   |   |   |   |
| **Ratio of Earnings  to Fixed Charges:**                                                                                                                 |   |                        |    |              |   |   |   |   |   |   |   |   |   |
|                                                                                                                                                     |   |                        |    |              |   |   |   |   |   |   |   |   |   |
| Ratio                                                                                                                                                    |   | —                      |    | —            |   | 1.4 | x | — |   | — |   | — |   |
| Deficiency                                                                                                                                               |   | $                           | 10,383  |              | $      | 21,481 |   | $ | — |   | $ | 8,050 |   | $ | 4,992 |   | $ | 6,151 |   |

 

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(1)                                  None capitalized.

 

(2)                                  Reflects one-third of rental expense underoperating leases considered to represent interest costs.

 

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