• Country
• Soviet Union

• Manufacturer / Brand
• Unknown - CUSTOM BUILT: Soviet Union

• Year
• 1979

• Category
• Kit (Parts plus instruction) or building instructions only

• Radiomuseum.org ID
• 94155

• Number of Transistors
• 3

• Semiconductors

• Main principle
• TRF (Tuned-Radio-Frequency but use of regeneration unknown)

• Tuned circuits
• 1 AM circuit(s)

• Wave bands
• Broadcast only (MW).

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

• Loudspeaker
• - For headphones or amp.

• Material
• Plastics (no bakelite or catalin)

• from Radiomuseum.org
• Model: Konstruktor {Конструктор} Èfir {Эфир} - Unknown - CUSTOM BUILT: Soviet

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

• Notes
• Radio kit receiver for use together with an extern magnetophon recorder as audio amplifier.

• Price in first year of sale
• 4.00 RUB

• Source of data
• -- Collector info (Sammler)

• Author
• Model page created by a member from A. See "Data change" for further contributors.

• Other Models

• Here you find 172 models, 158 with images and 37 with schematics for wireless sets etc. In French: TSF for Télégraphie sans fil.
  All listed radios etc. from Unknown - CUSTOM BUILT: Soviet Union