• Country
• Hong Kong

• Manufacturer / Brand
• Zephyr Radio Co. Ltd.; Hong Kong

• Year
• 1964

• Category
• Broadcast Receiver - or past WW2 Tuner

• Radiomuseum.org ID
• 208212

• Number of Transistors
• 6

• Semiconductors

• Main principle
• Superheterodyne (common)

• Wave bands
• Broadcast only (MW).

• Details
• Radio with other functions

• Power type and voltage
• Dry Batteries / 2 x 1,5 Volt

• Material
• Plastics (no bakelite or catalin)

• from Radiomuseum.org
• Model: Solid State 509 [Reiseuhrenradio MW] - Zephyr Radio Co. Ltd.; Hong

• Shape
• Very small Portable or Pocket-Set (Handheld) < 8 inch.

• Dimensions (WHD)
• 178 x 70 x 35 mm / 7 x 2.8 x 1.4 inch

• Notes
• Zephyr Solid State Modell 509, 6 Transistor MW Reiseuhrenradio, Front Metall. Mechanische Uhr mit Handaufzug, nicht reguliert. Identisch mit dem durch die gleiche Gruppe in Deutschland verkauften MANTA Gerät 509 , ID = 196113

• Net weight (2.2 lb = 1 kg)
• 0.330 kg / 0 lb 11.6 oz (0.727 lb)

• Author
• Model page created by Eckhard Wegner. See "Data change" for further contributors.

• Other Models

• Here you find 23 models, 22 with images and 0 with schematics for wireless sets etc. In French: TSF for Télégraphie sans fil.
  All listed radios etc. from Zephyr Radio Co. Ltd.; Hong Kong