**IEEE P1451.3 Proposal**

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|                 |                                                    |
+-----------------+----------------------------------------------------+
| Proposal Title: | Transducer Types                                   |
+-----------------+----------------------------------------------------+
| Proposal        | 99-003.1                                           |
| Number:         |                                                    |
+-----------------+----------------------------------------------------+
| Revision        | .1                                                 |
| Number:         |                                                    |
+-----------------+----------------------------------------------------+
| Draft Version:  |                                                    |
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| Date:           | 11/29/99                                           |
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|                 |                                                    |
+-----------------+----------------------------------------------------+
|                 |                                                    |
+-----------------+----------------------------------------------------+
|                 |                                                    |
+-----------------+----------------------------------------------------+
| Name:           | Wayne Catlin                                       |
+-----------------+----------------------------------------------------+
| Company:        | Boeing                                             |
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| Phone Number:   | 206 662-4824                                       |
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| Fax Number:     | 206 662-4404                                       |
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| Email Address:  | wayne.catlin@boeing.com                            |
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|                 |                                                    |
+-----------------+----------------------------------------------------+
|                 |                                                    |
+-----------------+----------------------------------------------------+
|                 |                                                    |
+-----------------+----------------------------------------------------+
| Proposal        | [\_\_\_]{.underline} Initial Draft                 |
| Status:         |                                                    |
|                 | [\_x\_]{.underline} Revised Draft                  |
|                 |                                                    |
|                 | [\_\_\_]{.underline} Ready for Vote                |
+-----------------+----------------------------------------------------+
| Action:         | [\_\_\_]{.underline} Approved                      |
|                 |                                                    |
|                 | [\_\_\_]{.underline} Approved with changes         |
|                 |                                                    |
|                 | \_\_\_ Rejected                                    |
|                 |                                                    |
|                 | \_\_\_ Returned for revision                       |
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|                 |                                                    |
+-----------------+----------------------------------------------------+

**Summary of Issue:**

This proposed Transducer Types definition, when approved by the full
Working Group will be loaded into Section 4.3 of the P1451.3 Draft
Standard.

Transducer Types has been prepared by the Transducers Subgroup. The
subgroup members who have participated in this section are:

Wayne Catlin

Lee Eccles

Torben Licht

Larry Malchodi

Steve Smith

**Discussion:**

This revised draft dated 11/29/99 is included in the proposal below for
review by the full Working Group on 12/1/99. The changes shown in this
draft are compared to the 11/11/99 draft that was included in the
original proposal 99-003, reviewed by the full Working Group on
11/17/99.

**Proposed solution:**

**Draft Date:** 11/29/99

Refer to enclosed document:

\<Transducer Types 11_29_99 compared to 11_11_99 draft.doc\>.