• Country
• Hong Kong

• Manufacturer / Brand
• Swing Interlectronic Ltd.; Hong Kong

• Year
• 1977 ??

• Category
• Broadcast Receiver - or past WW2 Tuner

• Radiomuseum.org ID
• 239663

• Number of Transistors
• 6

• Semiconductors

• Main principle
• Superheterodyne (common)

• Tuned circuits
• 4 AM circuit(s)

• Wave bands
• Broadcast only (MW).

• Power type and voltage
• Dry Batteries / 6LR61: 1 x 9 Volt

• Loudspeaker
• Permanent Magnet Dynamic (PDyn) Loudspeaker (moving coil) / Ø 5.5 cm = 2.2 inch

• Power out
• 0.2 W (unknown quality)

• Material
• Plastics (no bakelite or catalin)

• from Radiomuseum.org
• Model: Skyton DR-512 - Swing Interlectronic Ltd.;

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

• Dimensions (WHD)
• 70 x 112 x 31 mm / 2.8 x 4.4 x 1.2 inch

• Notes

• See also DR-812.

• Net weight (2.2 lb = 1 kg)
• 0.162 kg / 0 lb 5.7 oz (0.357 lb)

• Author
• Model page created by Holger Struthoff. See "Data change" for further contributors.

• Other Models

• Here you find 141 models, 133 with images and 20 with schematics for wireless sets etc. In French: TSF for Télégraphie sans fil.
  All listed radios etc. from Swing Interlectronic Ltd.; Hong Kong