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Clear-Com KB-701

1-Channel Flush-Mount Push-to-Talk Speaker/Microphone Station
Item #:KB-701 
Available: Special Order/Direct Ship
The KB-701 remote speaker station connects to a single channel of party-line intercom and operates in half-duplex mode. It features both an integral speaker and a flush mount electrets microphone with mic limiter and a push-to-talk button.
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Technical Specifications

Program Line Input
Maximum Level before Clipping: >= 20dBu
Input Impedance: >= 5K ohm

Speaker Output
Load Impedance: >= 4 ohm
Max Output Level before 1% Distortion: 20dBu ± 2dBu

Party-line Output
Off Noise: < -74dBu
Output Impedance: >10K ohm

Party-line Input
Crosstalk: < -60dB
Max level before Clipping: >= 12dBu

Frequency Response
Program Input - Speaker Out: 200 - 18KHz ± 3dB
Party-line - Speaker Out: 200 - 18KHz ± 3dB

Max Distortion
Program Input - Speaker Out: <= 0.5%
Party-line - Speaker Out: <= 0.5%

Program Input - Speaker Out: < -60dBu
Party-line - Speaker Out: < -50dBu

Max Gain
Program Input - Speaker Out: >= 24dB
Party-line - Speaker Out: >= 40dB

Input Voltage Range: 20-30 VDC
Input Current (Idle): <= 90mA
Input Current (Max): <=110mA

Internal Connectors and Jumpers
Intercom: Line Five terminal connector
Program Input: Three terminal connector
Option Switches: Three DIP switches

Front Panel Controls & Indicators
(1) Program level control
(1) Intercom level control
(1) Talk button
(1) Call button
(1) Integral microphone

32 - 122F (0 - 50C)

8.5 in. W x 4.5 in. H x 1.75 in. D
(210 mm x 114 mm x 44 mm)

1.04 lbs. (0.47 Kg)