• Country
• Japan

• Manufacturer / Brand
• Sony Corporation; Tokyo

• Year
• 1978 ?

• Category
• Broadcast Receiver - or past WW2 Tuner

• Radiomuseum.org ID
• 218652

• Number of Transistors
• Semiconductors present.

• Semiconductors

• Main principle
• Superheterodyne (common)

• Wave bands
• Wave Bands given in the notes.

• Details
• Cassette-Recorder or -Player

• Power type and voltage
• Line / Batteries (any type) / 120 / D: 4 x 1.5 Volt

• Loudspeaker
• Permanent Magnet Dynamic (PDyn) Loudspeaker (moving coil) / Ø 12 cm = 4.7 inch

• Material
• Plastics (no bakelite or catalin)

• from Radiomuseum.org
• Model: Cassette-Corder PSB/FM/AM 3 Bands CF-420 - Sony Corporation; Tokyo

• Shape
• Portable set > 8 inch (also usable without mains)

• Dimensions (WHD)
• 320 x 220 x 100 mm / 12.6 x 8.7 x 3.9 inch

• Notes
• Sony CF-420 Cassette-Corder 3 Bands PSB/FM/AM;
  FM: 87.5 - 108 MHz,
  MW: 530 - 1605 kHz,
  PSB: 147 - 174 MHz,
  AFC, tuning/batt. meter, microphone, variable monitor, auto shut off, tape counter, dial light, tone control, 8 W mains power consumption, made in Japan.

• Net weight (2.2 lb = 1 kg)
• 3.750 kg / 8 lb 4.2 oz (8.26 lb)

• Author
• Model page created by a member from A. See "Data change" for further contributors.

• Other Models

• Here you find 3995 models, 3856 with images and 959 with schematics for wireless sets etc. In French: TSF for Télégraphie sans fil.
  All listed radios etc. from Sony Corporation; Tokyo