Clear-Com RS-703 2 Channel Intercom Wired Beltpack
Clear-Com RS-703 2 Channel Intercom Wired Beltpack
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Clear-Com RS-703 2 Channel Intercom Wired Beltpack
The RS-703* is a two-channel analog beltpack with an XLR-3 line connector and XLR-4M headset connector. A mic preamp with a dynamic range of 130 db enables intelligible voice communication for every volume level, from a whisper to a shout. The beltpack also combines high headroom, low noise audio and shaped frequency contour (Clear-Com Sound) to deliver crystal-clear audio. A thumbwheel level adjustment is available for Program In, as welll as a 3.5mm TRS jack for Program Input.
The RS-703 is compatible with all Encore partyline products, as well as the PL-Pro line and other TW partyline systems via Encore interfaces.
Key Features
- Visual LED indication on top of keypad for Power (green), Call Signal (amber), and Talk Latch (green)
- Tactile buttons for Call and Talk
- Recessed rotary control for Volume with end stops for 270° rotation range
- Concealed, programmable DIP Switches for Latch Talk on Channels A/B, Talk with Call, LEDs Off, Mic Gain, Mic Type, HP Level Off, Min Volume,
- RTS/Clear-Com and Call-on Talk
- Fully compatible with current and previous models of Clear-Com analog partyline systems
- Low operating current for more beltpack chaining
Technical Specifications
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, 20k Hz ± 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
Green LED
Call A
Orange LED
Talk B
Green LED
Call B
Orange LED
Connectors
Intercom Line
(2) 3-pin XLR-M-F Ch. 1 2-Wire
Intercom Channel Pin 1: Common; Pin 2: PL Power (+28VDC)/PL Ch-A; Pin 3: PL Ch-B
Headset
4-pin XLR-M
Headset Connector; Pin 1: Mic - (Mic Common); Pin 2: Mic +; Pin 3: Spkr-; Pin 4: Spkr+ (&0.5*VCCDC Supply between Pin 4 & Pin 1)
Program Audio Input
3.5mm TRS jack
Power Requirements
25mA Quiescent
35mA Average talk
40mA Talk with signaling
DC Voltage Range
12-30VDC
Environmental
Operating Temp Range
0 C - 70 C (32 F - 158 F)
Storage Temp Range
0 C - 70 C (32 F - 158 F)
Relative Humidity
0 - 90% non condensing
Dimensions
3.4in H x 4.5in W x 1.7in D
(86.4 x 114.3 x 43.2 mm)
Weight
0.68 lbs (0.31 kg)
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