Overview
KB-701 1-Channel Flush-Mount Speaker Station
1-Channel Flush-Mount Push-to-Talk Speaker/Mic Station Mounts in the V-Box ,HelixNet S-Mount, or console.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.
- Half-duplex, push-to-talk functionality
- Four modes of operation that are internally programmable
- Microprocessor controlled logic and switching
- Balanced local program input with separate level control
- Visual and audible call signaling
- Optional 4-wire daughter board for flexibility
- Wall or console mountable, or optional V-Box for portable or desktop use
- Built-in speaker
Specifications
Program Line Input
Maximum Level before Clipping: >= 20dBu
Input Impedance: >= 5K
Speaker Output
Load Impedance: >= 4
Max Output Level before 1% Distortion: 20dBu ± 2dBu
Partyline Output
O Noise: < -74dBu
Output Impedance: >10K
Partyline Input
Crosstalk: < -60dB
Max level before Clipping: >= 12dBu
Frequency Response
Program Input – Speaker Out: 200 – 18kHz ± 3dB
Partyline- Speaker Out: 200 – 18kHz ± 3dB
Max Distortion
Program Input – Speaker Out: <= 0.5%
Partyline- Speaker Out: <= 0.5%
Noise
Program Input – Speaker Out: < -60dBu
Partyline- Speaker Out: < -50dBu
Max Gain
Program Input – Speaker Out: >= 24dB
Partyline- Speaker Out: >= 40dB
Power
Input Voltage Range: 20-30V DC
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
Environmental
32 – 122o F (0 – 50o C)
Dimensions
4.5 x 8.5 x 1.75in (HxWxD)
114 x 210 x 44mm)
Weight
1.04lbs (0.47kg)
