Clear-Com 4-Channel 4-Wire to Partyline Interface - IF4W4

4-Channel 4-Wire to Partyline Interface

• Interfaces TV cameras, 2-way radios, fiber circuits and other 4-wire devices to Clear-Com partyline
• Individual Transmit Receive and Null controls
• Transmit output switchable between mic and line level
• Built-in test jack and oscillator for quick nulling
• Selective partyline capability
• Accepts balanced or unbalanced 4-wire input
• Transformer isolated
• Terminal block and XLR connectors for each interface
• Powered by the intercom line

• Input Impedance : >= 1K

• Output Impedance: >10K

• Type: Balanced
• Output Impedance: >= 80
• Load Impedance: >= 600

• Program Input – Partyline: 200 – 18KHz ± 3dB
• Partyline – Line Out: 200 – 18KHz ± 3dB

• Program Input – Partyline: <= 0.2%
• Partyline – Line Out: <= 0.5%

• Program Input – Partyline: < -85dBu
• Partyline – Line Out: < -60dBu

• Program Input – Partyline: >= -16dB
• Partyline – Line Out: >= 24dB

• Program Input – Partyline: <= -20dB
• Partyline – Line Out: <= -45dB

• Green: -7dBu ± 2dB
• Red: +5dBu ± 2dB

• Green: -10dBu ± 2dB
• Red: 0dBu ± 2dB

• Input Voltage Range: 20-30 VDC
• Input Current (Idle):<= 40mA
• Input Current (Max):<= 50mA

• 32 – 122°F (0 – 50°C)

• 1.75 x 19 x 7.75 in (HxWxD)
• (44 x 483 x 197 mm)

• 5.8 lbs (2.7 kg)