TECHNICAL SPECIFICATIONS
HEADSET MICROPHONE PRE-AMP
Input Type: Dynamic
Impedance: 1K
Ω
Input Level: -55 dBV nominal; -10 dBV max.
Gain from headset mic to intercom line: +41 dB
PANEL MICROPHONE PRE-AMP
Input Type: Electret
Input Level: -45 dBV nominal
Gain from panel mic to intercom line: +31 dB
PRE-AMP RESPONSE CURVE
Frequency Response: 250 Hz - 12 KHz, contoured for intelligibility
Limiter Range: 20 dB
HEADPHONE/SPEAKER AMPLIFIER
Load Impedance Range: 50 - 2 K
Ω Ω
Output Level: at least +20 dBV across 600
Ω
Distortion: < 0.2% THD @ 1 KHz
Frequency Response: 200 Hz - 18 KHz, 2 dB
±
Gain from intercom line: +37 dB
Power Output: 110 dB SPL
PROGRAM AMPLIFIER
(Transformerless, balanced differential input)
Input Level: -20 dBV
Input Impedance: > 100 K
Ω
Frequency Response: 150 Hz - 18 KHz, 2 dB
±
TERMINATION IMPEDANCE
Impedance: 200 , switchable
Ω
POWER SUPPLY
Type: Switching, with overcurrent limiting and reset circuitry
Output Voltage: 30 volts DC
Output Current: 2 amps peak, 1.75 amps max, distributed over both channels
Short Circuit Reset Time: < 15 sec.
Hum & Noise: < -80 dBv
STATION CAPACITY
Capacity: Maximum of 60 headset stations or 20 speaker stations, distributed over both channels
REAR PANEL CONNECTORS
Intercom: (6) XLR-3M (3 per channel)
Announce Out: (1) XLR-3M (Audio)
Announce Relay: (1) 1/4" Phone Jack (Relay)
Program: (1) XLR-3F
Hot Mic / IFB Interface: (1) 1/4" Phone Jack
AC Power: IEC 320 Connector
REAR PANEL CONTROLS
(2) Termination On-Off switches; (8) Option switches; (1) Power switch; (1) Tone Alert Volume control
Clear-Com MS-232 Two-Channel Main Station
20
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