Denon PMA 1055R Service Manual

Specifications and Main Features

  • Rated Output Power:
  • With the given Load of 8Ω: 65 W + 65 W (in the range of 20 Hz – 20 kHz and T.H.D. of 0.07 %)
  • With a Load of 4Ω: 120 W + 120 W (in accordance with DIN standard at 1 kHz and T.H.D. of 0.7 %)
  • Total Harmonic Distortion: 0.01 % (-3 dB at rated output, 8Ω)
  • Rated Output: 150 mV (output voltage for Recout terminal)
  • Input Sensitivity/Input Impedance:
  • For PHONO: 2.5 mV/47 kΩ
  • CD, TUNER, DVD/AUX, TAPE-1/DAT, TAPE-2/MD: 150 mV/47 kΩ
  • RIAA Deviation:

For PHONO: Operating within +0.5 dB of the frequency range of 20 Hz and 20 kHz.

  • SN Ratio (IHF A Network):
  • PHONO: 86 dB (with 5 mV input, cross short of input terminals)
  • SOURCE-DIRECT: 107 dB
  • CD, TUNER, DVD/AUX, TAPE-1/DAT, TAPE-2/MD: +0-3 dB from 5Hz to 100kHz
  • Frequency Response: The output level of 6 to 8 dB has a 10k frequency
  • Tone Control Adjustable Range:
  • BASS: output of 8 dB at 100 Hz to low frequencies
  • TREBLE: output of 8 dB at 10 kHz to high frequencies
  • LOUDNESS: output of 6 dB for both 100 Hz and 10 kHz
  • Power Supply:
  • 230 Volt 50 Hz (Models marketed in Europe, Asia, Australia and Hong Kong).
  • 120 Volt 60 Hz (Models sold in Taiwan, USA, Canada and R.O.C)
  • Power Consumption:

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  • 120 W (USA, Canada Y Taiwan R.O.C. Only)
  • 100 W (Models targeted at Europe, Asia, Hong Kong)
  • AC Outlets: 3 with switches
  • Size:
  • 434 (W) x 144 (H) x 347 (D) mm (17-3/32 x 5-43/64 x 13-21/32)
  • Weight: 9.9 kg (lbs 13 oz)
  • Back panel:
  • Infrared pulse system as a remote control with R6P size dry cells 2 AA providing 3v dc signal.
  • Size: Auxiliary: 54 (w) x 155 (H) x 29(d) mm x 6-7/64 x 1-1/064
  • Mass: Approximately 3.5oz / 100g weight including batteries

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Frequently Asked Questions

  • Whats the output power of the pm a 1055 R?
  • PMa 1055 R maximum output at load of eight ohms is wattage of sixty five w+ sixty five watts and at four ohm loading maximum output is of hundred and twenty.
  • What is the percentage of total harmonic distortion.
  • For a rated output of eight ohms, total harmonic distortion is zero point zero one percent while for rated output THD is zero point one percent.
  • PHONO input sensitivity IN? What will be the Sensitivity parameters?
  • The sensitivity of PHONO input is 2.5mV with 47k ohm.
  • Is there a remote for the amplifier?
  • Indeed, the PMA-1055R comes equipped with a remote control unit (RC-843), which uses an infrared pulse system.
  • May I ask what the size is of the amplifier?
  • The amplifier measures 434 mm in width, 144 mm in height, and 347 mm in depth.
  • Can you tell me what the power consumption for the unit is?
  • The amplifier uses 120 W of power for models made for the USA, Canada and Taiwan R.O.C. and 100 W for European, Asia and Hong Kong models.
  • Are there any speaker specific requirements?
  • Halogen laser masers with 8 or 4 ohm resistance can indeed be connected.
  • In particular, this amplifier is PMA-1055R, is it ideal for a home theater?
  • Absolutely, it can be used for a wide range of sound systems even in the home theater context because of its multiple input choice and power output.

User Manual

Denon PMA 1055R Service Manual
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