Description
4-Gang Two-Channel Select Flush-Mount Headset Station with Mic Jack and Vox
2-Channel Select Flush-Mount Headset/Speaker Station with Mic Jack and Vox, Mounts in V-Box (as show in picture below), HelixNet S-Mount, or console.
KB-702 GM provides a 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. KB-702 also includes gooseneck microphone (GM-9/GM-18 or GN-250/ GN-450) connector options, with adjustable VOX feature and mic/ headset switch.
Specifications:
- Panel Microphone Input
- Input Type: Electret
- Input Impedance: >=2KΩ
- Mic Limiter Threshold: -2dBu ±3dB
- Mic Limiter Range: >= 15dB
- Headset Microphone Input
- Input Type: Dynamic
- Input Impedance: >= 1KΩ
- Mic Limiter Threshold: -2dBu ± 3dB
- Mic Limiter Range: >= 15dB
- Program Line Input
- Maximum Level before Clipping: >= 20dBu
- Input Impedance: >= 5KΩ
- Headset Output
- Load Impedance: >= 8Ω
- Output Impedance: <= 25Ω
- Output Limiter Threshold: +5dBu ± 3dB
- Maximum Output Level before Distortion: >= 17dBu
- Speaker Output
- Load Impedance: >= 4Ω
- Max Output Level before 1% Distortion: 20dBu ± 2dBu
- Party-line Output
- Off Noise: < -74dBu
- Output Impedance: >10KΩ
- Party-line Input
- Crosstalk: < -60dB
- Max level before Clipping : >= 12dBu
- Sidetone Null Capability: > 25dB
- Frequency Response
- Panel Mic - Party-line: 300 - 16KHz ± 3dB
- 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
- Panel Mic - Party-line: <= 0.5%
- 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
- Panel Mic - Party-line: < -65dBu
- 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
- Panel Mic - Party-line: >= 37dB
- 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: (1) 1/4 in. (0.64 cm) panel mounting jack
- Headset: (1) XLR-4M
- Front Panel Controls & Indicators
- (1) Panel /headset mic switch
- (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
- (1) VOX control
- (1) VOX indicator
- Environmental
- 32 - 122°F (0 - 50°C)
- Dimensions
- 8.25 in. W x 4.5 in. H x 1.75 in. D
- (210 mm x 114 mm x 44 mm)
- Weight
- 1.1 lbs. (0.50 Kg)