- LED-illuminated push button audio panel allowing audio selection of both NAV and Comm audio
- Large buttons activate the Comm microphone and audio for up to three Comm transceivers
- Split Comm feature allows pilot to transmit/receive on Comm 1 and co-pilot to transmit/receive on Comm 2
- Comm transmit indication provided
- Speaker selection available to monitor aircraft radios or to make PA announcements
- Two unswitched inputs for telephone ringers, altitude alert warnings or other warning tones
- Includes six-place VOX intercom with three selectable modes of isolation, dual stereo music inputs, and independent pilot, co-pilot, and passenger volume control
- Each microphone input has dedicated VOX circuit to ensure that only active microphone is heard when squelch is broken
- Standard three-light Marker Beacon Receiver with high/low sensitivity selection and audio muting with automatic rearming
- Shallow depth and lightweight
- 14 or 28 Volt operation without voltage converters or dropping resistors
- Photo cell dimming of annunciators
- Pilot fail-safe mode connection to Comm 1
- FAA TSO approval
- Helicopter version available with pilot and co-pilot ICS volume controls on front panel reversed (see Page 2 of Pilots Guide for key layout)
- Version available with dual ADF audio inputs (see Page 2 of Pilots Guide for key layout)
- Automatic squelch allows for quieter and clearer audio
- Also retains the manual squelch adjustment feature for high noise environments
- Three additional unmuted, unswitched inputs with individual volume control
- Automatic digital clearance recorder helps pilots manage the demands of a busy cockpit
- Continuously captures the last two and one half minutes of audio switched through the panel which can be replayed by simply pressing the “play” button
- Full-duplex telephone interface with intercom isolation and disable capability which allows private telephone calls by the pilot or copilot, or multi-party calls with crew and/or passengers
- Integrated configuration module automatically loads preferred settings into unit if the audio panel is ever removed and replaced
- Same height and width dimensions as GMA 340 however has different depth requiring new rack, connectors and pin out if replacing existing GMA 340
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- GMA 347 audio panel
- Installation kit
- Pilot's guide
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