Technical Specifications - Garmin GMA 245 Installation Manual

1.2.1 Features Summary
• 6 Microphone Inputs - Pilot, Copilot, 4 Passenger
• 2 Microphone Keys - Pilot, Copilot
• 3 Transceiver Channels - COM 1, COM 2, TEL
• 5 Receiver Inputs - NAV 1, NAV 2, AUX 1, AUX 2, AUX 3
• 2 Music Inputs
• 4 Alert Inputs (unswitched)
• 1 Speaker Output
• 3 Headset Outputs - Pilot, Copilot, Passenger (passenger output can drive 4 headsets)
• 5 Discrete Inputs
• 1 Discrete Outputs
• 1 Failsafe Channel - (only heard during failed mode or power off)
• 1 CAN Bus Interface
• Lighting Bus
• Bluetooth (not shared with Music 1 or Music 2)
• SD Card Socket
• 8 Position DIP Switch
• USB Charge Port

1.3 Technical Specifications

1.3.1 Physical Characteristics
Bezel Height
Bezel Width
Rack Height (Dimple to Dimple)
Rack Width
Depth Behind Panel with Connectors (measured from face of aircraft
panel to rear of connector backshells)
GMA 245 Weight (Unit Only)
GMA 245 Weight (Installed with rack, backplate, and connectors)
190-01879-11
Rev. 6
Table 1-1 Physical Characteristics GMA 245
Characteristic Specification
1.30 inches (33.0 mm)
6.30 inches (160.0 mm)
1.33 inches (34.0 mm)
6.30 inches (160.0 mm)
8.09 inches (205.0 mm)
1.10 lbs (0.49 kg)
1.78 lbs (0.81 kg)
GMA 245/245R Installation Manual
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