• Country
• Japan

• Manufacturer / Brand
• Unknown - CUSTOM BUILT: Japan

• Year
• 1956/1957 ?

• Category
• Broadcast Receiver - or past WW2 Tuner

• Radiomuseum.org ID
• 312854

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

• Number of Tubes
• 4

• Valves / Tubes
• 1R5 1T4 1S5 3S4

• Main principle
• Superheterodyne (common)

• Tuned circuits
• 6 AM circuit(s)

• Wave bands
• Broadcast only (MW).

• Power type and voltage
• Dry Batteries / 1.5 & 63.5 Volt

• Loudspeaker
• Permanent Magnet Dynamic (PDyn) Loudspeaker (moving coil) / Ø 6.6 cm = 2.6 inch

• Material
• Plastics (no bakelite or catalin)

• from Radiomuseum.org
• Model: Marilyn - Unknown - CUSTOM BUILT: Japan

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

• Dimensions (WHD)
• 160 x 100 x 52 mm / 6.3 x 3.9 x 2 inch

• Net weight (2.2 lb = 1 kg)
• 0.560 kg / 1 lb 3.7 oz (1.233 lb)

• Author
• Model page created by Sándor Perneky. See "Data change" for further contributors.

• Other Models

• Here you find 1140 models, 1002 with images and 96 with schematics for wireless sets etc. In French: TSF for Télégraphie sans fil.
  All listed radios etc. from Unknown - CUSTOM BUILT: Japan