• Country
• Hong Kong

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

• Year
• 1970 ?

• Category
• Broadcast Receiver - or past WW2 Tuner

• Radiomuseum.org ID
• 231622

• Number of Transistors
• 12

• Semiconductors

• Main principle
• Superheterodyne (common); ZF/IF 455 kHz

• Wave bands
• Broadcast only (MW).

• Power type and voltage
• Storage and/or dry batteries / 9 Volt

• Loudspeaker
• Permanent Magnet Dynamic (PDyn) Loudspeaker (moving coil) / Ø 3 inch = 7.6 cm

• Power out
• 2.5 W (unknown quality)

• Material
• Bakelite or Plastics (type unknown)

• from Radiomuseum.org
• Model: Montvale Solid State 12 M48623 - Unknown - CUSTOM BUILT: Hong

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

• Dimensions (WHD)
• 5.5 x 4 x 1.5 inch / 140 x 102 x 38 mm

• Net weight (2.2 lb = 1 kg)
• 2 lb (2 lb 0 oz) / 0.908 kg

• Price in first year of sale
• 12.95 CDN

• Author
• Model page created by John Allen. See "Data change" for further contributors.

• Other Models

• Here you find 815 models, 724 with images and 18 with schematics for wireless sets etc. In French: TSF for Télégraphie sans fil.
  All listed radios etc. from Unknown - CUSTOM BUILT: Hong Kong (HK)