Clear-Com IF4W4 4-Channel 4-Wire Camera Interface

Four channel interface connects Clear-Com to TV cameras, two-way radios, satellite links, and other communications devices through either their headset jacks or 4-wire circuits. IF4W4 has selective partyline capability.

Features individual transmit, receive, and null controls, as well as transmit level indicators. Switchable mic or line-level output for compatibility. The built-in test jack and test tone provide quick nulling.

Specifications:

• Program Line Input: Input Impedance : >= 1K?
• Partyline Output: Output Impedance: >10K?
• Stage Announce/Balanced Line Out: Type: Balanced, Output Impedance: >= 80?, Load Impedance: >= 600?
• Frequency Response: Program Input - Partyline: 200 - 18KHz ± 3dB, Partyline - Line Out: 200 - 18KHz ± 3dB
• Max Distortion: Program Input - Partyline: <= 0.2%, Partyline - Line Out: <= 0.5%
• Noise: Program Input - Partyline: < -85dBu, Partyline - Line Out: < -60dBu
• Max Gain: Program Input - Partyline: >= -16dB, Partyline - Line Out: >= 24dB
• Min Gain: Program Input - Partyline: <= -20dB, Partyline - Line Out: <= -45dB
• Line Out LED Threshold: Green: -7dBu ± 2dB, Red: +5dBu ± 2dB
• Partyline LED Threshold: Green: -10dBu ± 2dB, Red: 0dBu ± 2dB
• Power: Input Voltage Range: 20-30 VDC, Input Current (Idle): <= 40mA, Input Current (Max): <= 50mA
• Rear Panel Connectors: Intercom: (4) XLR-3F (1 per channel), 4-Wire Terminal Block Connectors: (4) Connectors (1 per channel), 4-Wire Transmit Level Switches: (4) Switches (1 per channel)
• Environmental: 32 - 122 ? F (0 - 50 ? C)
• Front Panel Connectors: Headset: (1) XLR-4M, TS1 Earphone: (1) 3.5mm Jack Socket
• Front Panel Controls & Indicators: Green Level LED: (4) LEDs (1 per channel), Red Level LED: (4) LEDs (1 per channel), Link LED: (4) LEDs (1 per channel), Power LED: (4) LEDs (1 per channel), Null Test Button: (4) Buttons (1 per channel), Receive Level Adjust: (4) In controls (1 per channel), Transmit Level Adjust: (4) Out controls (1 per channel), Nulling Adjust: (12) Null controls (3 per channel), Channel Link Switch: (3) Link switches (A+B, A+C, A+D)
• Environmental: 32 - 122 ?F (0 - 50 ?C)
• Dimensions: 19 in. W x 1.75 in. H x 7.75 in. D(483 mm x 44.5 mm x 197 mm)
• Weight: 5.83 lbs. (2.65 Kg)