• Country
• Germany

• Manufacturer / Brand
• Studer GmbH, Willi (ReVox); Löffingen

• Year
• 1974–1977

• Category
• Sound/Video Recorder and/or Player

• Radiomuseum.org ID
• 73683

• • Brand: ReVox (brand)

• Number of Transistors
• 54

• Semiconductors

• Main principle
• Audio-Amplification

• Wave bands
• - without

• Details
• Tape Recorder

• Power type and voltage
• Alternating Current supply (AC) / 110; 130; 150; 220; 240; 250 Volt

• Loudspeaker
• 4 Loudspeakers

• Power out
• 16 W (unknown quality)

• Material
• Leather / canvas / plastic - over other material

• from Radiomuseum.org
• Model: Revox A 77 Mk IV K [Koffergerät mit Endstufen] - Studer GmbH, Willi ReVox;

• Shape
• Tablemodel, low profile (big size).

• Dimensions (WHD)
• 514 x 380 x 224 mm / 20.2 x 15 x 8.8 inch

• Notes
• Stereo-Tonbandgerät, 3 Motore, 3 Köpfe. Als 2-Spur- oder 4-Spur-Gerät mit den Bandgeschwindigkeiten 9,5/19 cm/s gefertigt. Elektrisch und optisch keine Unterschiede. Stereo-NF-Verstärker mit 2 Endstufen je 8 W.

• Net weight (2.2 lb = 1 kg)
• 19 kg / 41 lb 13.6 oz (41.85 lb)

• Price in first year of sale
• 2,000.00 sFr.

• Source of data
• Radiokatalog Band 2, Ernst Erb

• Author
• Model page created by Herbert Odermatt † 26.Nov.05. See "Data change" for further contributors.

• Other Models

• Here you find 84 models, 64 with images and 30 with schematics for wireless sets etc. In French: TSF for Télégraphie sans fil.
  All listed radios etc. from Studer GmbH, Willi (ReVox); Löffingen