KB-702GM has 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.
Physical | |
Dimensions | (LxWxH) 44 x 210 x 114 mm |
Weight | 0.50 Kg |
Electrical | |
Voltage | 20 - 30 VDC |
Total Harmonic 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% |
Performance | |
Frequency Response | Panel Mic - Party-line: 300 - 16KHz Ā± 3dB, Headset Mic - Party-line: 300 - 15KHz Ā± 3dB, Program Input - Headset Out: 200 - 18KHz Ā± 3dB, Program Input - Speaker Out: 200 - 18KHz Ā± 3dB, Party-line - Headset Out: 200 - 18KHz Ā± 3dB, Party-line - Speaker Out: 200 - 18KHz Ā± 3dB |
Maximum Gain | Panel Mic - Party-line: >= 37dB, Headset Mic - Party-line: 41dB Ā± 2dB, Program Input - Headset Out: >= 18dB, Program Input - Speaker Out: >= 24dB, Party-line - Headset Out: >= 34dB, Party-line - Speaker Out: >= 40dB |
Signal to Noise Ratio | 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 |
Input Impedance | Panel Mic: >=2Kohms, Headset Mic: >= 1Kohms |
Maximum Input Level | Program Line: >= 20dBu |
Crosstalk | < -60dB |
Environmental | |
Max. Ambient Temp | 0 - 50 Ā°C |