Denon DAP-2500 Service Manual

Specifications and Main Features

  • Model: DAP-2500 Digital Audio Preamplifier
  • Equalizer Amplifier:
  • Determined Sensitivity / Impedance:
  • PHONO MC: 0.2 mV/100 ohms
  • PHONO MM: 2.5 mV/47 kohms
  • Input Level, Maximum:
  • PHONO MC: 13 mV/1 kHz
  • PHONO MM: 160 mV/1 kHz
  • Output Maximum / Rated Output: 10 V/150 mV
  • Harmonic Distortion Total: Less than 0.001% (1 kHz, rated output)
  • Deviation RIAA:
  • PHONO MC: 20 Hz~100 kHz +0.3 dB
  • PHONO MM: 20Hz-20kHz +0.2 dB
  • Ratio Signal noise:
  • PHONO MC:79 dB (0.5 mV input A-weighted)
  • PHONO MM: 96 dB (5 mV input)
  • Gain:
  • PHONO MC: 57.5 dB/1 kHz
  • PHONO MM: 35.6 dB/1 kHz
  • On a subsonic filter for Phono: 16 Hz, 12dB/oct.
  • Digital Section:
  • Format: Interface audio digital with 16 bits linear
  • Frequencies: 32kHz, 44.1kHz and 48kHz
  • Terminals Inputs:
  • Optical: DIGITAL-1: 1 line
  • Coaxial: DIGITAL-2, 3: 0.5 Vp-p/75 ohm
  • Dat Terminals: Dat digital in 0.5 Vp-p/75 ohm
  • Dat digital out: 0.5 Vp-p/75 ohm
  • D/A Conversion System: 4DA push-pull - Super Linear Converter
  • Total Harmonic Distortion: 0.0025%, 1kHz and 0dB
  • Frequency-response: 2Hz-20KHz, + 0.3dB
  • Signal to Noise Ratio: 108dB(Aweighted)
  • Dynamic Range: 97dB
  • High Level Amplifier:
  • Terminals Inputs: CD, TUNER, AUX-1 , AUX-2
  • Terminal Tape Input/Output: TAPE-1, TAPE-2
  • Input Sensitivity / O./ Impedance: SOURCE DIRECT ON 1V/10kohm
  • Rated Output / Impedance:
  • PRE OUT-1: 1V/10 ohms
  • PRE OUT-2 (Balanced-Out): 2V/600 ohms
  • Total Harmonic Distortion: 0.002%(20 Hz~20 KHz 1 V output)
  • Signal to Noise Ratio: 105 dB (Aweighted)
  • Frequency Response: 1 Hz-300 kHz +0.2 dB -3 dB
  • General:
  • Supply: AC120V=60Hz (U.S.A and Canada) AC110/120/220/240 50/60Hz(multiple)
  • Consumption: 28W
  • Dimensions: 434(W) x 136(H) x 386(D) mm
  • Weight: 8.5kg
  • Remote Control:
  • Remote Control Unit RC-109 (40 key system)
  • Power Supply 3 V DC two size RO3 (AAA) dry cell batteries
  • Dimensions Measures 60 (w) x 180 (h) x 17.5 (d) mm
  • Weight110 g (including battery)

Frequently Asked Questions

  • Q: What is the input sensitivity of the PHONO MM?
  • A: Input sensitivity of PHONO MM is 2.5 mV/47 kohms.
  • Q: What is the maximum output level of the device?
  • A: Maximum output level reaches up to 10 V/150 mV.
  • Q: Does the DAP-2500 have any digital input options?
  • A: Yes, there are options for connecting the device with optical and coaxial digital inputs.
  • Q: What is the total harmonic distortion in the rated output conditions.
  • A: It should be noted that this level of distortion is well below 0.001% considering 1 kHz frequency.
  • Q: What method can I use to adjust the volume of the device?
  • A: The volume can be adjusted with the help of the volume knob mounted on the device or using the remote control unit.
  • Q: How do I eliminate interference with my tuner or television?
  • A: Try to place the DAP-2500 furthest from the tuner or television and also try to separate the connecting cables from the antenna wires.

User Manual

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Denon DAP-2500 Service Manual
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