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Specifications
Receivers
Type: Dynamic
Impedance: Accepts 150-600 Ohm sources
Frequency Response: 350Hz -3.0kHz ±6dB
Sensitivity: 90 ±5dB SPL for 1mW, 1kHz input
Maximum Power Input: 30mW
Microphone/Amplifier Assembly
Microphone Type: Noise-cancelling electret condenser
Output Impedance:
50 Ohms (designed for radio input impedances from 50-600 Ohms
Frequency Response: 100Hz – 3.5kHz
Sensitivity: -53 +2/-1dB (ref: 1V/μbar)
Operating Voltage: 8-16 Vdc
Cords and Plugs
Air 3500, general aviation version:
Cord: 5.5ft (1.7m) "Y" cord with stereo/mono selector switch
Receiver Plug: 1/4" stereo phone plug
Microphone Plug: PJ-068 equivalent
Air 3500HE, Helicopter version:
Cord: 5.5ft (1.7m) coiled cord
Plug: TP-120, U-93A/U, U-174/U equivalent
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