Telex Echelon 25XT User Manual
Page 6
Page 4
Specifications
Receivers
Type: Dynamic
Impedance: Accepts 150-600 ohm sources
Frequency Response: 350 Hz - 3.0 kHz ± 6dB
Sensitivity: 90 ±5 dB SPL for 1 mW, 1 kHz input
Maximum Power Input: 30 mW
Microphone/Amplifier Assembly
Microphone Type: Noise-canceling electret condenser
Output Impedance: 50 ohms (designed for radio input impedances from
50-600 ohms)
Frequency Response: 100 Hz - 3.5 kHz
Sensitivity: -50 +/-6 dB (ref: 1V/ µbar)
Operating Voltage: 8-16 Vdc
Cords and Plugs
Cord: 5.5 ft (1.7 m) “Y” cord with stereo/mono selector switch
Receiver Plug: 1/4" stereo phone plug
Microphone Plug: PJ-068 equivalent
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