Denon DRS-640

Data

General

  • Manufacturer: Denon
  • Model: DRS-640

Type: Cassette Tape Deck

  • Years of manufacture: 1994 - 1999
  • Made in: Japan, China
  • Color: Black, Nickel Silver (Champagne)
  • Remote control: in the Denon system remote controllable
  • Power consumption: 18 watts
  • Dimensions: 435 x 122 x 310 mm (W x H x D)
  • Weight: 5.4 kg
  • Original price: 530 DM (1998: compare Audio 7/1998, p.15; 1994: Hifi Vision 7/1994, p.44, Stereo 7/1994, p.22)


Connections

  • Inputs:
    • Line (2x RCA RCA).
  • Outputs:
    • Line (2x RCA cinch)

Headphone (RCA cinch)


Technical Data

  • Audio heads: 2
  • Motors: 3
  • Belt speed: 4,75 cm/ s
  • Synchronization fluctuations: ± 0.06 % (WRMS), 0.10 (DIN, rated; cf. Stereo 7/1994, p.19).
  • Band types: Type I / II / IV
  • Frequency response:
    • Metal: 25 - 18,000 Hz
  • Distortion factor (band type IV):
  • Signal-to-noise ratio (band type II):
    • 74 dB (Dolby C)
  • Dolby: HX-Pro / B / C
  • MPX filter: yes, switchable


Special Features

  • Cassette deck with turntable in horizontal design, with out-running drawer as with CD players
  • Bias fine tuning
  • Headphone output
  • Timer pre-equipment for recordings/playback to be programmed


Other

  • Electronic drive control
  • Single-capstan drive
  • Counter: electronic, 4-digit, with memory stop
  • Auto-Reverse: no
  • Title search:
  • Fader/Mute: no
  • Pitch control: no
  • CD synchro recording: yes


Comments

Pictures

  • Image: Denon DRS-640

Drs640.jpg


Reports

  • Stereo 7/1994: major comparison test: satisfactory, no star. "Plus: uncolored sound with single layer tapes. Minus: not particularly low-noise, risk of hum due to plastic housing" (Stereo 7/1994, p.22).
  • Hifi Vision 7/1994, comparison test. Overall rating good. Sound, features and workmanship 70 % each.
  • Audio 7/1998: (last) comparison test for cassette decks by Audio: middle class, 2 ears. Sound 55 points. Workmanship and operation good, features satisfactory, price/performance: satisfactory.


Links

Comparative test, see website "Revoxsammler": Stereo-Vergleichstest 1994.