Denon PMA-320 DE Service Manual

Specifications and Main Features

  • Integrated Hi-Fi Stereo Amplifier Model: PMA-320
  • Power Output: 60W + additional 60W with a total harmonic distortion of only 05%
  • Frequency response: between 20 Hz to 20 kHz, 4 Ohms rated output
  • Total Harmonic Distortion (T.H.D.): 0.05 per cent under 8-Ohm rated output
  • Sensitivity/Impedance Input : 150mV and 30kOhm
  • Phono Input: MM-2.5mV/47k Ohm, MC-250uV/100Ohm
  • Signal to Noise ratio:
  • Phono (MM): at 5mV input-86 dB
  • Phono (MC):at 0.5mV input–68 dB
  • CD, Tuner, Auxiliary:98 dB with inputs shorted
  • Tone control:
  • Bass: "+8 dB at 10 Hz"
  • Treble: “+8 dB at 10 kHz”
  • Power consumption:
  • 2.6A for USA and Canada models
  • 160W as per IEC standards
  • 118W for high voltage versions
  • Dimensions for the various models: 434mm W by 120 mm H by 280 mm D
  • Weight: equivalent to 5.6kg and 12 lbs 6oz

Frequently Asked Questions

Q: PMA-320 how much is the power output?

A: There is a Total Harmonic Distortion of 0.05 at power output of 60 Watts + 60 Watts

Q: PMA-320 phono inputs types supported are ?

A: PMA 320 MM 2.5 m V/47 k Ohm, MC 250uV/100 Ohm.

Q: What is approximately the frequency response range of this amplifier?

A: It ranges from 20 Hz up to 20 kHz at the 4 Ohm setting.

Q: Pointing toward the different inputs, what would be the signal to noise ratio for those different inputs?

A:

  • Phono (MM): 86 dB
  • Phono (MC): 68 dB
  • CD, Tuner, Auxiliary: 98 dB (shorted inputs)

Q: The bass and the treble adjustments can be done on the PMA-320, how do I implement those adjustments?

A: The bass can be modified with the aid of a control which has +8 dB at 10hz and the treble can be shaped for +8 dB at 10 kHz.

User Manual

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Denon PMA-320 DE Service Manual
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