Clear-Com Encore KB-702GM Speaker Station
Clear-Com Encore KB-702GM Speaker Station
KB-702GM — Encore Speaker Station: 2Ch Switched, Flush Mount with Speaker, Program Audio. For Headset and Gooseneck Mic.
The KB-702GM remote speaker station permits the user to select between two channels of partyline communications, with the ability to talk and/or listen on the selected channel, like the KB-702 but adds a gooseneck mic connector and VOX circuitry.
Note: Access the Encore Power Supply Calculator to estimate power requirements for analog partyline systems.
DETAILS
Gooseneck microphone connector with VOX circuitry
Talk/Listen from headset mic, telephone handset or push-to-talk microphone
Four modes of operation that are internally programmable via dip switches
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
TECHNICAL SPECIFICATIONS
Max Distortion
Panel Mic - Partyline: <= 0.5%
Headset Mic - Partyline: <= 0.5%
Program Input - Headset Out: <= 0.2%
Program Input - Speaker Out: <= 0.5%
Partyline- Headset Out: <= 0.2%
Partyline - Speaker Out: <= 0.5%
Noise
Panel Mic - Partyline: < -65dBu
Headset Mic - Partyline: < -70dBu
Program Input - Headset Out: < -60dBu
Program Input - Speaker Out: < -60dBu
Partyline - Headset Out: < -50dBu
Partyline- Speaker Out: < -50dBu
Max Gain
Panel Mic - Partyline: >= 37dB
Headset Mic - Partyline: 41dB ± 2dB
Program Input - Headset Out: >= 18dB
Program Input - Speaker Out: >= 24dB
Partyline- Headset Out: >= 34dB
Partyline- Speaker Out: >= 40dB
Power
Input Voltage Range: 20-30V DC
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 Jumper 3: Three sets of options jumpers
Call Alert Tone Level Control: Level adjustment control
Environmental
32 - 122°F (0 - 50°C)
Dimensions
4.5 x 8.25 x 1.75in (HxWxD)
(114 x 210 x 44mm)
Weight
1.1lbs (0.50kg)
Panel Microphone Input
Input Type: Electret
Input Impedance: >=2K
Mic Limiter Threshold: -2dBu ±3dB
Mic Limiter Range: >= 15dB
Headset Microphone Input
Input Type: Dynamic
Input Impedance: >= 1K
Mic Limiter Threshold: -2dBu ± 3dB
Mic Limiter Range: >= 15dB
Program Line Input
Maximum Level before Clipping: >= 20dBu
Input Impedance: >= 5K
Headset Output
Load Impedance: >= 8
Output Impedance: <= 25
Output Limiter Threshold: +5dBu ± 3dB
Maximum Output Level before Distortion: >= 17dBu
Speaker Output
Load Impedance: >= 4
Max Output Level before 1% Distortion: 20dBu ± 2dBu
Partyline Output
Off Noise: < -74dBu
Output Impedance: >10K
Partyline Input
Crosstalk: < -60dB
Max level before Clipping: >= 12dBu
Sidetone Null Capability: > 25dB
Frequency Response
Panel Mic - Partyline: 300 - 16kHz ± 3dB
Mic - Partyline: 300 - 15kHz ± 3dB
Program Input - Headset Out: 200 - 18kHz ± 3dB
Program Input - Speaker Out: 200 - 18kHz ± 3dB
Partyline- Headset Out: 200 - 18kHz ± 3dB
Partyline- Speaker Out: 200 - 18kHz ± 3dB