Clear-Com RS-501 Single Channel Intercom Belt Pack

Clear-Com RS-501 1-Channel Communication Belt Pack Single-channel. Includes volume control, mic on/off button, call signal button and indicator, sidetone adjust, 4-pin headset connector, 3-pin intercom and loop-through connectors. A 4-pin headset connector accommodates dynamic microphone. Features: Exceptionally lightweight and compact Virtually indestructible, powder-coated, aircraft-grade aluminum and HDS composite material construction Remote Mic Kill function One or two-channel operation on one or two mic cables Monaural and binaural headset models Programmable, digitally controlled switching functions Visual “call” signaling with high-intensity LED indicators Non-metallic belt clip with included mounting adapter Loop-through connectors Specifications: GENERAL Amplifier Design: I.C. amplifiers including solid-state digital switching and signaling circuits. Current-limited and short-circuit protected Signal to Noise: >75 dB Bridging Impedance: > 15k ½ Line Level: -14 dB, +5 dB max. Sidetone Adjust: >35 dB EMI and RFI rejection: >60 dB MICROPHONE PREAMP Headset Mic Impedance: 200 ½ Gain, mic to line: switchable 35 dB, 41 dB Limiter Range: 26 dB Frequency Response: 200 Hz - l2 kHz, contoured for maximum intelligibility. HEADPHONE AMPLIFIER Load Impedance: 50 - 2,000 ½ Output Level: +20 dBv before clipping (drives standard Clear-Com headsets to more than 110 dB SPL) Distortion: <0.1% THD @ 1 kHz Gain, line to output: +35 dB Frequency Response: 100 Hz - 18 kHz, ±2dB CONNECTORS Intercom Line: (2) 3-pin XLR–M–F Headset: 4-pin XLR–M POWER REQUIREMENT 25mA quiescent 35mA average talk 50mA with signaling DC Voltage Range: 12-32 volts ENVIRONMENTAL Operating Temp. Range: 0°- 70°C (32° - 158°F) Humidity: 0 - 90% relative humidity DIMENSIONS 3.25"H x 3.8"W x 1.5"D (91 x 96.9 x 37.5 mm) WEIGHT 8oz. (0.22kg)