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Power Amplifier (200W into 70V/100V)


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The 920 is a high-performance 70V/100V power amplifier for balanced, unbalanced stereo and microphone inputs.

Features & Benefits

  • 200W Single Channel Power Amplifier.
  • 70V or 100V Amplification.
  • Balanced, Unbalanced and Microphone Inputs.
  • Input Level Sensitivity Adjustment.
  • Selectable Microphone 48V Phantom Power.
  • Selectable High-Pass Filter.
  • Class D Amplifier.

Product Use Diagram

Product Specifications

Inputs1 balanced stereo +4dBu/10kΩ on a 5-pin removable terminal block; 1 unbalanced stereo on 2 RCA connectors
Output1 speaker 70/100V output on a 3-pin removable; Large terminal block
Input Sensitivity0.3V to 1.23V; -10dBu to 4dBu
Output Power200W
Amplifier TypeClass D
Max Voltage Gain+26dB
Bandwidth (-3dB)20Hz to 20kHz
S/N Ratio-75dB @14dBu amplification (0.039%)
ControlsScrew trimmer for line and mic input sensitivity
High Pass FilterWhen on, frequencies below 120Hz are attenuated by 12dB per octave: -12dB @120Hz, -24dB @60Hz, -36dB @30Hz
Input SaturationMaximum input level is 3.9Vpp @-48dB
Audio THD + Noise70v main output: -71dB @7.8dBu amplification; 100v main output:-72 db @8.3dBu amplification
Audio 2nd Harmonic0.08% for 70v/100v output
Power Source100-120V AC, 50/60Hz, 330VA
Product Dimensions W, D, H19" x 7.20 x 1U (43.6cm x 18.30cm 4.36cm)
Product Weight10.4 lbs (4.7kg)