# STC SH674NE

- Type: Supplemental type certificate
- Status: Current, Reissued
- Holder: Aerosonic Corporation, United States
- Description: Installation of a Teledyne Avionics power analyzer and recorder No. SL17002.
- Applied: May 16, 1988
- Status date: August 14, 2007
- Product: Aircraft, Rotorcraft
- Certification basis: Part 21, Part 27
- Data sheets: [TCDS H2SW](https://openairdocs.org/tcds/H2SW)
- Certificate PDF: https://openairdocs.org/files/sha256/a9/db/a9dbf85d58a5d5cb7576b0c777683edf951c5004a8f3c39a2950fa5f58f64fbc
- FAA DRS: https://drs.faa.gov/browse/excelExternalWindow/017E820B293BF9EC862573D80066C212.0001
- DRS record last changed: December 6, 2025
- Page: https://openairdocs.org/stc/SH674NE

## ADs that name it (0)

None.

## Approved models (1)

- Bell Helicopter Textron (Canada) 206B ([TCDS H2SW](https://openairdocs.org/tcds/H2SW))

## What the certificate says

Read from the PDF's text layer, without the form's printed wording; the layout is lost and the order can differ. The PDF is the record.

Number SH674NE This certificate issued to Aerosonic Corporation 1212 North Hercules Avenue Clearwater, FL 33765

Part 27 of the Federal Aviation Regulations.

Original Product -- Type Certificate Number: H2SW Make: Bell

Model: 206B Description of Type Design Change:

Configuration I – Installation of a Teledyne Avionics Power Analyzer and Recorder No. SL7002 in accordance with the data contained in Teledyne Avionics “Installation Procedures Manuel, Power Analyzer & Recorder “PAR”, Bell Helicopter Model 206B, SL17002”, Document No. 17002IM.001, dated January 3, 1989.

(See STC Continuation Sheet, Page 2)

1. Configuration I

a. This installation restricted to Model 206B Rotocraft equipped with Allison Model 250-C20B or –C20J engines.

b. Teledyne Avionics “Rotorcraft Flight Manual Supplem ent for Bell Helicopter Textron Model 206B Helicopter”, FAA Approved July 28, 1989, must accompany this installation.

(See STC Continuation Sheet, Page 2)

Date of application: May 16, 1988

Date of issuance: July 28, 1989 Date reissued: March 8, 1993, August 14, 2007

Date amended: May 28, 1991, March 8, 1996

( Signature) Anthony Socias Manager New York Aircraft Certification Office

( Title)

FAA Form 8110-2-1(10-69) Page 2 of 2

Number SH674NE Date of Reissue: August 14, 2007

Description of Type Design Change (Continued):

Configuration II - Installation of an Avionics Specialties, Inc. Power Analyzer and Recorder No. SL17002 or SL17083 in accordance with the data continued in Avionics Specialties, Inc. “Installation Manual Power Analyzer & Recorder “PAR” No.

17002IMm 17083IM, dated February 1, 1996.

c. Teledyne Avionics “Installation Procedures Manual, Power Analyzer and Record “PAR” Bell Helicopter Model 206B, SL17002”, Document No. 17002IM.001, dated January 3, 1989, must be used for this installation.

2. Configuration II

a. This installation is restricted to Model 206B Rotorcraft equipped with Allison Model 250-C20B, -C20B, or –C20J engines.

b. Avionics Specialties, Inc. “Rotocraft Flight Manual Supplement for Bell Helicopter Textron Model 206B Helicopter”, FAA Approved March 7, 1996 is required for this installation.

c. Avionics Specialties, Inc. “Operators Manual Power Analyzer & Recorder “PAR”. Document No. 17002OM, 17083OM, dated February 1, 1996 is required for this installation.

3. The Installer must determine whether this design change is compatible with previously approved modifications.

4. If the holder agrees to permit another person to use this certificate to alter a product, the holder must give the other person written evidence of that permission

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## Every issue (1)

- August 14, 2007: Reissued, Current. [certificate](https://openairdocs.org/files/sha256/a9/db/a9dbf85d58a5d5cb7576b0c777683edf951c5004a8f3c39a2950fa5f58f64fbc)

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