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Atlas/ TSOA/ TSO-C123c

FAA · TSO Authorization

TSO-C123c

Cockpit Voice Recorder Equipment

Current Issued 01/30/2026 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 (2)

  • 280 Series Cockpit Voice Recorder

    280-1( )-( )

  • 280 Series Cockpit Voice and Flight Data Recorder

    280-3( )-( )