• Country
• Great Britain (UK)

• Manufacturer / Brand
• Retra (brand)

• Year
• 1963 ?

• Category
• Sound/Video Recorder and/or Player

• Radiomuseum.org ID
• 169555

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

• Number of Tubes
• 4

• Valves / Tubes
• ECC83 EL84 DM71 EZ80

• Main principle
• Audio-Amplification

• Wave bands
• - without

• Details
• Tape Recorder

• Power type and voltage
• Alternating Current supply (AC) / 240 Volt

• Loudspeaker
• Permanent Magnet Dynamic (PDyn) Loudspeaker (moving coil)

• from Radiomuseum.org
• Model: 4 Star - Retra brand

• Notes
• 4 track tape recorder. Same circuit used in models by Recording Devices Ltd.

• Source of data
• -- Schematic

• Literature/Schematics (1)
• Radio And Television Servicing books (R&TVS)

• Author
• Model page created by Keith Staines. See "Data change" for further contributors.

• Other Models

• Here you find 6 models, 1 with images and 2 with schematics for wireless sets etc. In French: TSF for Télégraphie sans fil.
  All listed radios etc. from Retra (brand)