• Country
• Norway

• Manufacturer / Brand
• Tandberg Radio; Oslo

• Year
• 1970–1973

• Category
• Sound/Video Recorder and/or Player

• Radiomuseum.org ID
• 71719

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

• Number of Transistors
• 61

• Semiconductors

• Main principle
• Audio-Amplification

• Wave bands
• - without

• Details
• Tape Recorder

• Power type and voltage
• Alternating Current supply (AC) / 110-240 or 115-240 Volt

• Loudspeaker
• 2 Loudspeakers

• Power out
• 20 W (undistorted)

• Material
• Wooden case

• from Radiomuseum.org
• Model: Båndopptaker Series 4000X - Tandberg Radio; Oslo

• Shape
• Tablemodel, with any shape - general.

• Dimensions (WHD)
• 394 x 165 x 316 mm / 15.5 x 6.5 x 12.4 inch

• Notes

• Two elliptical speakers 4 x 7", Z = 8 Ω. Max. audio output 2 x 10 W.

  Technical data:

  • distorsion input amplifier: < 0.5% (400 Hz, 0 dB)
  • distorsion line out amplifier: 0.3% (0.75 V output voltage)
  • wow
    • RMS: 0.07% / DIN4551 peak: 0.1% (7.5 ips)
    • RMS: 0.14% / DIN4551 peak: 0.2% (3.75 ips)
    • RMS: 0.28% / DIN4551 peak: 0.4% (1.875 ips)
  • frequency response:
    • 400 Hz: 40 - 20000 Hz / DIN45511: 40 - 22000 Hz (7.5 ips)
    • 400 Hz: 50 - 26000 Hz / DIN45511: 40 - 18000 Hz (3.75 ips)
    • 400 Hz: 50 - 9000 Hz / DIN45511: 40 - 10000 Hz (1.875 ips)

  Inputs:

  • balanced microphone input, DIN
  • line input, DIN
  • pickup input, DIN, either ceramic or magnetic

  Outputs:

  • speakers 4 Ω, DIN
  • line output, DIN
  • head phones, stereo jack

  Power requirements:

  • Standard model: 110; 230; 240 VAC / 50 Hz
  • US model: 115; 220; 240 VAC / 60 Hz

• Net weight (2.2 lb = 1 kg)
• 10.6 kg / 23 lb 5.6 oz (23.348 lb)

• Price in first year of sale
• 2,595.00 NKr.

• Mentioned in
• Funk-Technik (FT) (20/1970. S. 792 / Messebericht Düsseldorf, Neuvorstellung)

• Literature/Schematics (1)
• -- Original-techn. papers.

• Author
• Model page created by Ernst Rykkje. See "Data change" for further contributors.

• Other Models

• Here you find 203 models, 175 with images and 107 with schematics for wireless sets etc. In French: TSF for Télégraphie sans fil.
  All listed radios etc. from Tandberg Radio; Oslo