Description
Rack Mount (1RU) 4-Channel 3-Wire or 4-Wire Camera Interface
4-Channel 3- or 4-Wire Camera Interface Rack Mount (1RU), provides 4 discrete Clear-Com to 3- or 4-wire interface circuits
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:
- Clear-Com Format
- Program Line Input
- Input Impedance : >= 1KΩ
- Partyline Output
- Output Impedance: >10KΩ
- Stage Announce/Balanced Line Out
- Type: Balanced
- Output Impedance: >= 80Ω
- Load Impedance: >= 600Ω
- 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)
- 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)