The RS-703 is a two-channel analog beltpack that can carry power and audio through the XLR-3 line connector. Each beltpack combines high headroom, low-noise audio and shaped frequency contour (the "Clear-Com Sound") to deliver clear audio.
Clear-Com RS-703 Features
- Visual LED indicators on top of keypad
- Tactile buttons for Call and Talk
- Recessed rotary controls for Volume with end stops
- Concealed, programmable DIP switches
- XLR-3 line connectors with 2-channel connectivity
- 3.5mm Program Audio Input jack
- RTS-TW compatible
- Fully compatible with current and previous Clear-Com analog partyline systems
- Low operating current for more beltpack daisy-chaining
- Rugged and strong construction
- "Clear-Com Sound" for intelligible audio
- RS-703 Encore 2-Channel XLR-3 Beltpack1
- Microphone Pre-Amplifier
- Mic to Line (without limiter acting)
- Frequency Response: 280 – 15k Hz ± 3dB
- Microphone output to line – Audio Level (-50dBm Electret input): -9dBm
- Microphone output to line –Distortion: <0.1%
- Microphone output to line –Signal to Noise: >65dB
- Clear-Com Sound: Yes
- Headphone Amplifier
- Frequency Response – Line to Headphone: 150 – 20kHz ± 3dB
- Headphone input from line – Audio Level (-9dBm Electret input): 7dBm
- Headphone input from line –Distortion: <0.5%
- Headphone input from line – Signal to Noise: >50dB
- Earphone to Mic – Crosstalk: >80dB
- Sidetone – Adjustment Range (-80db mic input): >45dB
- Keypad Indicators
- Power: Green LED
- Talk A and B: Green LED
- Call A and B: Orange LED
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- Connectors
- Intercom Line: (2) 3-pin XLR–M–F
- Pin 1: Common
- Pin 2: Power (+28V DC)/PL Ch-A
- Pin 3: PL Ch-B
- Headset: 4-pin XLR–M
- Pin 1: Mic – (Mic Common)
- Pin 2: Mic +
- Pin 3: Spkr-
- Pin 4: Spkr+ (and 0.5*VCC DC, supply between Pin 4 and Pin 1)
- Program Audio Input: 3.5mm TRS
- Mini-Jack. Balanced Mono Input
- Power
- Input Voltage Range: 12-30V DC
- Input Current (Idle): <=25mA
- Input Current (Max): <=40mA
- Call Voltage
- 16.5V DC
- Minimum Voltage Needed: 3.3V
- Environmental32˚ – 158˚F (0˚- 70˚C)
- Dimensions (HxWxD)3.4x4.5x1.7" (86x114x43mm)
- Weight10.8oz (0.31kg)
