TSO-C128a

EQUIPMENT THAT PREVENTS BLOCKED CHANNELS USED IN TWO-WAY RADIO COMMUNICATIONS DUE TO UNINTENTIONAL TRANSMISSIONS

Current Issued 08/27/2025 PDF ↗

What is a TSOA?

A Technical Standard Order Authorization is the FAA's permit for a manufacturer to produce equipment that meets a specific TSO standard (avionics, seats, parachutes, GPS receivers, etc.). The TSO sets the performance requirement; the TSOA is the holder's authorization to deliver compliant parts.

Authorized parts (1)

VHF Data Radio (VDR) RTA-50E

965-1796-[ ]; SWM69007272-[ ] HNR54727600[ ]