# STC SA1422GL

- Type: Supplemental type certificate
- Status: Current, Issued
- Holder: ElectroSonics Division of AiRadio Corp., USA
- Description: Install a Collins EFIS-85A, 5 Tube EFIS in DeHavilland DHC-6-300 S/N 842
- Applied: July 26, 1989
- Status date: October 18, 1989
- Product: Aircraft, Small Airplane
- Data sheets: [TCDS A9EA](https://openairdocs.org/tcds/A9EA)
- Certificate PDF: https://openairdocs.org/files/sha256/3f/01/3f0170a604c759937d6ee117c88089686074fa123b9bbb14c90aab86a3d74439
- FAA DRS: https://drs.faa.gov/browse/excelExternalWindow/DRSDOCID128351345620230828130401.0001
- DRS record last changed: December 5, 2025
- Page: https://openairdocs.org/stc/SA1422GL

## ADs that name it (0)

None.

## Approved models (1)

- Viking Air Limited DHC-6-300 ([TCDS A9EA](https://openairdocs.org/tcds/A9EA))

## What the certificate says

The certificate is a scan without a text layer; open the PDF to read it.

## Every issue (1)

- October 18, 1989: Issued, Current. [certificate](https://openairdocs.org/files/sha256/3f/01/3f0170a604c759937d6ee117c88089686074fa123b9bbb14c90aab86a3d74439)

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