• Country
• Japan

• Manufacturer / Brand
• Unknown - CUSTOM BUILT: Japan

• Year
• 1970 ??

• Category
• Broadcast Receiver - or past WW2 Tuner

• Radiomuseum.org ID
• 273977

• Number of Transistors
• Semiconductors present.

• Semiconductors

• Main principle
• Superheterodyne (common)

• Wave bands
• Broadcast, Long Wave, Short Wave plus FM or UHF.

• Power type and voltage
• Line / Batteries (any type) / 220 / 4 x 1.5 Volt

• Loudspeaker
• Permanent Magnet Dynamic (PDyn) Loudspeaker (moving coil) - elliptical / Ø 10 cm = 3.9 inch

• Power out
• 1 W (max.)

• Material
• Plastics (no bakelite or catalin)

• from Radiomuseum.org
• Model: Music Air Model 400 - Unknown - CUSTOM BUILT: Japan

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

• Dimensions (WHD)
• 240 x 65 x 145 mm / 9.4 x 2.6 x 5.7 inch

• Net weight (2.2 lb = 1 kg)
• 1.225 kg / 2 lb 11.2 oz (2.698 lb)

• Author
• Model page created by Roberto Licandro. See "Data change" for further contributors.

• Other Models

• Here you find 1140 models, 1003 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