• Country
• Hong Kong

• Manufacturer / Brand
• Unknown - CUSTOM BUILT: Hong Kong (HK)

• Year
• 1970 ??

• Category
• Broadcast Receiver - or past WW2 Tuner

• Radiomuseum.org ID
• 212916

• Number of Transistors
• Semiconductors present.

• Semiconductors

• Main principle
• Superheterodyne (common)

• Wave bands
• Broadcast only (MW).

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

• Loudspeaker
• Permanent Magnet Dynamic (PDyn) Loudspeaker (moving coil)

• Material
• Plastics (no bakelite or catalin)

• from Radiomuseum.org
• Model: Mini Master of Sound - Unknown - CUSTOM BUILT: Hong

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

• Dimensions (WHD)
• 60 x 75 x 25 mm / 2.4 x 3 x 1 inch

• Notes
• Micro AM-Radio made in Hong Kong.
  Became popular as “Mini Master of Sound” in the 70s and was custom branded by many corporations (e.g. SEIKO) as a give-away.

• Author
• Model page created by Franz Scharner. See "Data change" for further contributors.

• Other Models

• Here you find 831 models, 741 with images and 19 with schematics for wireless sets etc. In French: TSF for Télégraphie sans fil.
  All listed radios etc. from Unknown - CUSTOM BUILT: Hong Kong (HK)