# STC ST128RM

- Type: Supplemental type certificate
- Status: Current, Issued
- Holder: Rocky Mountain Airways
- Description: Installation of ground proximity warning system, Collins FPC-75.
- Status date: January 23, 1978
- Data sheets: A20EA
- Certificate PDF: https://openairdocs.org/files/sha256/75/31/753123b9ad4d685517f2ec850d56bb36bf34ad003eb20fefb3127c517c04834c
- FAA DRS: https://drs.faa.gov/browse/excelExternalWindow/9299BA5B309D718585256CC300035F2D.0001
- Page: https://openairdocs.org/stc/ST128RM

## ADs that name it

None.

## Approved models (1)

- Viking Air Limited DHC-7-100 (TCDS A20EA)

## What the certificate says

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

## Every issue (1)

- January 23, 1978: Issued, Current. [certificate](https://openairdocs.org/files/sha256/75/31/753123b9ad4d685517f2ec850d56bb36bf34ad003eb20fefb3127c517c04834c)

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From OpenAirDocs.org, an independent open copy of FAA data. Only the Federal Register edition on govinfo.gov is the official legal text of an AD.