• Country
• Japan

• Manufacturer / Brand
• Aiwa Co. Ltd.; Tokyo

• Year
• 1990 ??

• Category
• Broadcast Receiver - or past WW2 Tuner

• Radiomuseum.org ID
• 309340

• Number of Transistors
• Semiconductors present.

• Semiconductors

• Main principle
• Superheterodyne (common)

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

• Details
• Cassette-Recorder or -Player

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

• Loudspeaker
• Permanent Magnet Dynamic (PDyn) Loudspeaker (moving coil) / Ø 9.5 cm = 3.7 inch

• Material
• Plastics (no bakelite or catalin)

• from Radiomuseum.org
• Model: Radio Cassette Recorder RM-21 - Aiwa Co. Ltd.; Tokyo

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

• Dimensions (WHD)
• 320 x 140 x 90 mm / 12.6 x 5.5 x 3.5 inch

• Notes

• Made in China

• Net weight (2.2 lb = 1 kg)
• 1.320 kg / 2 lb 14.5 oz (2.907 lb)

• Author
• Model page created by Ottmar Lauth. See "Data change" for further contributors.

• Other Models

• Here you find 928 models, 879 with images and 162 with schematics for wireless sets etc. In French: TSF for Télégraphie sans fil.
  All listed radios etc. from Aiwa Co. Ltd.; Tokyo