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Clearcom – HB-704

Clearcom

4-Channel Remote Headset Station

SKU: CLEHB-704 Categories: , , , ,

Description

Microprocessor-controlled logic with internal and external controls allow users to adjust functions on each channel.

The 4-wire optional daughter board converts the station to accept 4-wire connections, allowing the station to operate via fiber optic cable and other 4-wire devices over longer distances.

Feature Quick View

  • 4-Channel Remote Headset Station
  • Momentary/Latching Talk switch with LED
  • Microprocessor controlled logic and switching
  • Visual call signaling
  • Headset connector with volume control and sidetone adjust
  • Optional 4-wire or TW daughter boards for flexibility
  • Mountable into a standard US two-gang outlet box

Additional information

Weight 0.21 kg
Headset Microphone Input

Input Type :Dynamic Input Impedance: >= 1K Mic Limiter Threshold: -2dBu ± 3dB Mic Limiter Range: >= 15dB
Program Line Input

Input Impedance: >= 5K
Headset Output

Load Impedance: >= 8 Output Impedance: = 17dBu
Partyline Output

Off Noise: < -74dBu Output Impedance: >10K
Partyline Input

Crosstalk: < -60dB Max level before Clipping: >= 12dBu
Frequency Response

Headset Mic – Partyline: 300 – 15KHz ± 3dB Partyline – Headset Out: 300 – 15KHz ± 3dB
Max Distortion

Headset Mic – Partyline: <= 0.5% Partyline – Headset Out: <= 0.2%
Noise

Headset Mic – Partyline: < -70dBu
Max Gain

Headset Mic – Partyline: 41dB ± 2dB Partyline – Headset Out: >= 34dB
Power

Input Voltage Range: 20-30 VDC Input Current (Idle):<= 50mA Input Current (Max):<=100mA
Internal Adjustments and Connections

Intercom Line: Seven terminal connector Option Switches: Two DIP switches Option Board Jumper: Two sets of options jumpers
Environmental

32 – 122°F (0 – 50°C)
Dimensions

4.5 x 4.6 1.75 in (HxWxD) (114 x 117 x 44 mm)

Downloads

Data Sheet Download
User Guide Download