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MA4075 SHOW Multiplex Amplifier 5Ch Inputs 4 Zone Selector  4X Independent Channels  MULTIPLEX AMPLIFIER

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MA4075 SHOW Multiplex Amplifier 5Ch Inputs 4 Zone Selector 4X Independent Channels MULTIPLEX AMPLIFIER

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MA-4075 is a new designed amplifier system with the innovation technology. It has Four zones selectors for each output channel with LED indicator and 5 channel independent inputs with gain, treble, bass, and volume control. In addition, MA-4075 also combines 5 channels of operation, power amplifier, balanced XLR combo inputs and stereo phone and monitor outputs.

  • Four independent channels
  • Five sets of gain, treble, bass and volume controls
  • Five groups VU meter for output level
  • Three XLR+1/4 TRS combo input and two RCA inputs
  • Phantom line inputs
  • Telephone paging function, and monitor output
  • Priority of MIC-1. VOX mute function.
  • Input matrix
  • output impedance 4, 8
  • high output voltage : 25V-70V-100V
  • Power output: RMS 40W X4 at 4
  • Intelligent cooling fan
  • 19” Rack mount type (3U size)
Specifications Specifications
  • Power Supply: AC 230V/ 50Hz Selectable
  • Inputs: Sensitivity; CH1-3: Mic.: -42dB; Line: -20dB balance; CH4-5: Line: -10dB unbalance; Telephone paging: -25dB; Phantom: 15V
  • Frequency response: 60-17000Hz-3dB
  • Tone control: Treble: 12dB at 10kHz; Bass: ±12dB at 100Hz
  • T.H.D: <1%
  • S/ N ratio: Mic.>60 dB; Line>70 dB; Tel. >60 dB
  • Priority for Mic-1: Sensitivity: -35 dB
  • Outputs impedance: 4, 8
  • Output constant voltage: 25V -70V -100V
  • Power output: RMS 40W x 4 at 4
  • Indicate LED: 5VU meters (LED type); 1 Power indicator; 5 Mute indicators
  • Dimensions (WxHxD): 483 × 132 × 310mm (19” x 5.2” x 12.2”)
  • Weight: 15.1kg (33.28 lbs)
Downloads MA4075 UserManual pdf; 3MB Appendix to Manual: Over-riding Announcements

For emergency announcements or other important announcements, the MA-4075 is equipped with the input TEL. PAGING.

To connect, feed the signal line (line level, 40mV~1.5V) via a screened audio cable to the terminal ®. Connect the ground and screening to the terminal (G). Finally connect a switch beteen the terminals (T) and (G). The announcement signal is always present at terminal ® but it can only be heard when the switch is closed.

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Weight: 18.4000

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