Denon DRA-25

Data

General

• Manufacturer: Denon
• Model: DRA-25
• Type: Receiver
• Years of manufacture: 1987 - 1990
• Made in: Japan
• Colors: Champagne, Black
• Remote control:
• Weight: 5.5kg
• Power Consumption: 120W @ 220V 50Hz
• Dimensions: W 434mm; H 112mm; D 278mm.
• Original price approx.: 700 DM

Connections

• Number of inputs: 4

PHONO: Signal to Noise Ratio MM 78dB @ 5.0mV Input; Sensitivity 2.5mV @ 47kOhms AUX: Signal to Noise Ratio 95dB @ 150mV Input; Sensitivity 150mV @ 33kOhms TAPE: Signal to Noise Ratio 95dB @ 150mV Input CD: Signal to Noise Ratio 95dB @ 150mV Input

Technical Data

Amplifier

• Continuous power (at distortion).
  • 8 Ohm: 30W + 30W (@ max. ≤ 0.05% distortion)
  • 4 Ohm: 45W + 45W (@ max. ≤ 1.00% distortion)
• Dynamic power
  • 8 Ohm:
  • 4 Ohm:
• Total harmonic distortion: -3dB into 8 Ohms 0.04% (20Hz...20kHz).
• Attenuation factor:
• Frequency Response: Phono RIAAStandrad -Curve.
• Recording Output: MM
• MM 20Hz...20kHz ± 0.5dB

20Hz...50kHz ± 1.5dB

• Signal to Noise Ratio:
• Stereo Channel Separation: 40dB (@ 1kHz).
• Tone control:
  • Bass: ± 10dB @ 100Hz.

Treble: ± 10dB @ 10kHz

• Loudness: variable, 10 positions, 50Hz/10kHz, ± 10dB/± 5dB
• High Filter:
• Low Filter (Subsonic):
• Mute:
• Direct/Line-Straight:

Tuner

• Reception:
• Frequencies:
  • FM:
• Frequency response: 87.5...108MHz.
• Input sensitivity: 0.9µV (10.3dBf; @ 75Ohms)
• Distortion factor: Mono 82dB
• Stereo 78dB
• Mono 0.2% (@ 1kHz)
• Stereo 0.4% (@ 1kHz)
• Signal to Noise Ratio:
• Channel Separation: 40dB (@ 1kHz)
• Selectivity:
• Co-Wave Selection:
• Spurious wave selection:
• Image Frequency Attenuation: 70dB
• IF attenuation:
• AM suppression: 50dB
• Output level:
• RDS: no
• Station memory: yes 16 stations

Special Features

• Matrix display, light blue-white

Remarks

• Other models of the same series:
• DRA-25
• DRA-35
• DRA-55
• DRA-75 VR
• DRA-95 VR

Pictures

• [[Picture: Denon DRA-25

• Denon DRA-25-325-425-625 R-data-1989.jpg
• Denon DRA-25 brochure-1989.jpg