• Country
• Germany

• Manufacturer / Brand
• Dual, Gebr. Steidinger; St. Georgen/Schwarzwald

• Year
• 1980 ??

• Category
• Sound/Video Recorder and/or Player

• Radiomuseum.org ID
• 111549

Click on the schematic thumbnail to request the schematic as a free document.

• Number of Transistors
• 55

• Semiconductors

• Main principle
• Audio-Amplification

• Wave bands
• - without

• Details
• Cassette-Recorder or -Player

• Power type and voltage
• Alternating Current supply (AC) / 115; 230 Volt

• Loudspeaker
• - For headphones or amp.

• Material
• Metal case

• from Radiomuseum.org
• Model: C804 - Dual, Gebr. Steidinger; St.

• Shape
• Book-shelf unit.

• Dimensions (WHD)
• 438 x 112 x 285 mm / 17.2 x 4.4 x 11.2 inch

• Notes

• 4 ICs, Frequenzgang 20-17000 Hz bei Metallband.

  Type: 2-head, single compact cassette deck
  Track System: 4-track, 2-channel stereo
  Tape Speed: 4.75 cm/s
  Heads: 1 x record/playback, 1 x erase
  Tape Type: type I, CrO₂, Metal
  Noise Reduction: B
  Frequency Response: 20 Hz to 17 kHz  (Metal tape)
  Signal to Noise Ratio: 65 dB  (dolby B)
  Wow and Flutter: 0.05 %
  Input: 0.7 mV (line), 0.3 mV (mic)
  Output: 0.55 V (line)

• Net weight (2.2 lb = 1 kg)
• 5.3 kg / 11 lb 10.8 oz (11.674 lb)

• Mentioned in
• -- Original-techn. papers.

• Author
• Model page created by Wolfgang Winkler. See "Data change" for further contributors.

• Other Models

• Here you find 881 models, 841 with images and 476 with schematics for wireless sets etc. In French: TSF for Télégraphie sans fil.
  All listed radios etc. from Dual, Gebr. Steidinger; St. Georgen/Schwarzwald