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Categories » PA Amplifier » Pre Amplifier

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Product ID: EF-81
8x1 Channel Pre Amplifier with Paging
8x1 Channel Pre Amplifier with Paging
  • Description
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  • Related products

  • Description:

◆ 1 Channel line output for amplifiers
◆ 2 Channel MIC/Line input, 6 Channel line input, each input with individual volume adjustment and power switch
◆ 8 Channel gain control, while 2 Channel with 3 band EQ, talkover and phantom power switch
◆ Output with 2 tone control and mute switch
◆ With remote paging MIC input (RJ45 interface)
◆ LED indicators: Power
SIG and CLIP for each input channel
SIG, -10dB, CLIP for output channel

  • Specification:
 
Model EF-81
Output Level / Impedance 0dB / 600 Ω Balanced
Input sensitivity
/Impedance
Mic Input (CH1-2) -50dB~ -16dB / 20KΩ Balanced
Line Input (CH1-6) -30dB~ +4dB / 20KΩ Balanced
Remote Input 0dB / 600Ω balanced
Frequency Response (±1dB) 20Hz - 20kHz
T.H.D <0.01%
Closstalk >70dB
Output Channel Quantity 1 CH
Equalization Input High : 12 kHz ± 15 dB / Mid : 2.5 kHz ± 15 dB / Low : 80 Hz ± 15 dB
Output High : 10 kHz ± 15 dB / Low : 100 Hz ± 15 dB
S/N Ratio >90dB
Power Source AC 100-240 V, 50/60Hz / DC24V
Net Weight 9.0Kg
Dimensions (W x H x D) 482 x 44 x 320mm

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4 Zone Remote Paging Microphone (for EA-8148/EA-8224/EA-8412 & EF-804)
Product ID: EM-4

  • Zone selector switch, all call & individual & group call
  • Volume level control
  • RJ45 connection
8x2 Channel Pre Amplifier with Paging
Product ID: EF-82

  • 2 Channel line output for amplifiers
  • 2 Channel MIC/Line input, 6 Channel line input, each input with individual volume adjustment
  • Output with 2 tone control and mute switch
  • With remote paging MIC input (RJ45 interface)
 
 

 
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