Trig TMA45 Audio Panel

The Trig TMA45 is a superior aircraft audio panel designed to provide clear, organised control of communication, navigation, warning and entertainment audio. It supports stereo audio for installations with 2 to 6 headset positions and includes integrated Bluetooth connectivity for compatible mobile-phone and music functions.

Trig Digital Noise Reduction (TDNR) automatically manages squelch and microphone threshold settings to help reduce cockpit noise. Trig Active Mute (TAM) further suppresses unwanted background noise and radio static. The TMA45 also incorporates a marker beacon receiver with visual indications and dedicated ADF and DME controls.

• Stereo audio panel for 2–6 seat installations
• Bluetooth support for compatible mobile devices and stereo music
• Trig Digital Noise Reduction (TDNR) and Trig Active Mute (TAM)
• Marker beacon receiver with indicators
• Dedicated ADF and DME controls
• Four unswitched audio-warning inputs
• Designed for a standard avionics rack
• Two-connector arrangement; specified by Trig as a plug-and-play retrofit for the GMA340
• 11–33 V DC supply range

The TMA45 is documented by Trig as meeting TSO-C50c and TSO-C35d / ETSO-C50c and ETSO-2C35d requirements. Installation and configuration should be completed in accordance with the applicable Trig installation manual and aircraft approval basis.

Roctexo reference: RX1-11-16011.

Documentation: TMA45 Operating Manual | TMA45 Installation Manual