Clear-Com KB702

2-Channel Flushmount Intercom Speaker Station

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List Price: $430.00
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The Clear-Com KB-702 is a 2-channel select flush mount headset/speaker station that can be mounted in a V-Box or accessory enclosure (8.25" X 4.5")

The KB-702 remote speaker station permits the user to select between two channels of party-line communications, with the ability to talk and/or listen on the selected channel. The user can listen via the integrated speaker, or may use a headset or telephone-style handset - and can talk via a headset mic, a telephone handset, or a push-to-talk microphone.

Clear-Com KB-702 Specifications:

  • Headset Microphone Input:
    • Input Type: Dynamic
    • Input Impedance: >= 1 kOhm
    • Mic Limiter Threshold: -2dBu ± 3dB
    • Mic Limiter Range: >= 15dB
  • Program Line Input:
    • Maximum Level before Clipping: >= 20dBu
    • Input Impedance: >= 5 kOhms
    • Headset Output:
    • Load Impedance: >= 8 Ohms
    • Output Impedance: < = 25 Ohms
    • Output Limiter Threshold: +5dBu ± 3dB
    • Maximum Output Level before Distortion: >=17dBu
  • Speaker Output:
    • Load Impedance: >= 4 Ohms
    • Max Output Level before 1% Distortion: 20dBu ± 2dBu
    • Party-line Output:
    • Off Noise: < -74dBu
    • Output Impedance: >10 kOhms
  • Party-line Input:
    • Crosstalk: < -60dB
    • Max level before Clipping: >=12dBu
  • Frequency Response:
    • Headset Mic - Party-line: 300 - 15KHz ± 3dB
    • Program Input - Headset Out: 200 - 18KHz ± 3dB
    • Program Input - Speaker Out: 200 - 18KHz ± 3dB
    • Party-line - Headset Out: 200 - 18KHz ± 3dB
    • Party-line - Speaker Out: 200 - 18KHz ± 3dB
  • Max Distortion:
    • Headset Mic - Party-line: < = 0.5%
    • Program Input - Headset Out: < = 0.2%
    • Program Input - Speaker Out: < = 0.5%
    • Party-line - Headset Out: < = 0.2%
    • Party-line - Speaker Out: < = 0.5%
  • Noise:
    • Headset Mic - Party-line: < -70dBu
    • Program Input - Headset Out: < -60dBu
    • Program Input - Speaker Out: < -60dBu
    • Party-line - Headset Out: < -50dBu
    • Party-line - Speaker Out: < -50dBu
  • Max Gain:
    • Headset Mic - Party-line: 41dB ± 2dB
    • Program Input - Headset Out: >= 18dB
    • Program Input - Speaker Out: >= 24dB
    • Party-line - Headset Out: >= 34dB
    • Party-line - Speaker Out: >= 40dB
  • Power:
    • Input Voltage Range: 20-30 VDC
    • Input Current (Idle): < = 90mA
    • Input Current (Max): < =110mA
  • Internal Adjustments and Connections:
    • Intercom: Line Five terminal connector
    • Program Input: Three terminal connector
    • Option Switches: Three DIP switches
    • Call Signal Jumper3: Three sets of options jumpers
    • Call Alert Tone Level Control: Level adjustment control
  • Front Panel Connectors:
    • Panel Mic (KB-702GM only): (1) 1/4" (0.64 cm) panel mounting jack
    • Headset: (1) XLR-4M
  • Front Panel Controls & Indicators:
    • (1) Program monitor level control
    • (1) Sidetone null control
    • (1) Talk button
    • (1) Call button
    • (1) Speaker ON-OFF switch
    • (1) Channel select switch
    • (1) Speaker volume control
  • Environmental: 32 - 122°F (0 - 50°C)
  • Dimensions (WxHxD): 8.25" x 4.5" x 1.75" (210mm x 114 mm x 44 mm)
  • Weight: 0.99 lbs. (0.45 Kg)

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