Clear-Com MA-704 Encore IFB Control Panel

The MA-704 Leader Control and Talent Access Station provides individual access to the four Talent channels. The ALL button simultaneously accesses all Talent positions of the MA-704 and each AX-704 expansion station. It contains the audio line-driver circuits for cue audio. One MS-704 is required at each talent access control location.

Clear-Com MA-704 Features

• Four Talent channels
• All IFB button simultaneously access all Talent channels
• Tally lights indicate IFB channels in use
• Optional rack mount kit for up to 12 talent access buttons in a 1RU
• Powered by the intercom line

• MA-704 Encore IFB control panel1

• Panel Microphone Input
  • Input Type: Electret
  • Input Impedance: >=2kΩ
  • Mic Limiter Threshold: 0dB ± 3dB
  • Mic Limiter Range: >= 15dB
• Frequency Response
  • Panel Mic – Talent: 200 – 18kHz ± 3dB
  • Extension Line – Talent: 200 – 18kHz ± 3dB
• Max. Distortion
  • Panel Mic – Talent: <= 0.5%
  • Extension Line – Talent: <= 0.1%
• Noise
  • Panel Mic – Talent: < -65dBu
  • Extension Line – Talent: < -85dBu
• Max. Gain
  • Panel Mic – Talent: <= 40dB
  • Program Input – Talent: <= -45dB
• Power
  • Input Voltage Range: 20-30V DC
  • Input Current (Idle): <= 140mA
  • Input Current (Max): <= 180mA
• Rear Panel Connectors
  • IFB Input: (1) XLR6F-Switchcraft pin layout
  • IFB Ext.: (1) XLR6M-Switchcraft pin layout
  • Extension Bus Out: (1) 1/4 TRS jack
  • External Line In: (1) 1/4 TRS jack
  • Mic Gain: (1) Gain adjust
  • Requires a cable with 4 shielded pairs
• Front Panel Controls & Indicators
  • (5) Talk buttons
  • (1) 1/4 Threaded TRS Microphone Socket
• Environmental32°F to 122°F (0°C to 50°C)
• Dimensions (WxHxD)6.3" x 1.75" x 5.5"
• Weight1.71 pounds