Part #: 011-00401-01

Model: GMA-340H




Audio Panel

Part Number :

GMA 340H


  • 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)


TSO Compliance: TSO-C50c TSO-C35d Dimensions: Length behind panel: 6.4" Rack width: 6.29" Height: 1.3"
Power Requirements: Supply voltage of 11-33 Vdc; Operating current of 2.2A (13.8V, speaker on) Temperature Range: -20C to +55C
Audio Panel: 3 transceiver inputs 5 receiver inputs 2 unswitched inputs 500 ohm input impedance 60db min input isolation Intercom: 6 (pilot, copilot, 4 passengers) positions 3 (pilot, copilot, passengers) volume controls 2 (pilot, copilot/passengers) VOX level controls 6 (one per mic input) VOX circuits 2 (one input mutable) music inputs (Stereo) 3 intercom isolation modes (pilot, crew, all)
Headphone Outputs: 3 stereo (pilot, copilot, passengers) output amplifiers Power: 100 mW per stereo channel, each headset, into 150 ohms with not more than 5% distortion, any normal supply voltage 100 Hz to 15 kHz nom music frequncy response 100 Hz to 6 kHz nom A/C radio frequency Special cabin noise band de-emphasis on ICS mic Speaker Outputs: Outputs Selectable: 1 pilot selectable Output Power: 10 watts into 4 or 8 ohms, any normal supply voltage Frequency Response: 350 to 6 kHz nom Special functions: PA Mode, pilot selectable
Part Number: Description:
010-00152-01 Audio Panel
010-00152-03 Audio Panel


- Audio Panel
Price Condition Status

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In relation to NE (New) parts, many OEMs change their prices and availability without any notice to dealers or the industry. Therefore, through the REQUEST or RFQ indication, we ask that customers contact us for the most accurate price and availability.

In relation to SV & OH parts, the used parts aftermarket in the aviation industry is not an infinite supply. It is a dynamic, constantly changing market that is significantly affected by and susceptible to highs and lows in supply and demand. Therefore, although we attempt to, at times, we are unable to predict the exact moment when an item may be available. Once again, through the REQUEST or RFQ indication on our website, we ask that customers contact us for the most current and accurate price and availability.

Newly Overhauled parts obtained from Garmin are designated with an N in their part number. This usually follows the 010- in the part number. As with most Garmin 010 part numbers, the N part numbers are for ordering purposes only and do not actually appear on the dataplate of the unit.