• Country
• Latvia (Latvia, Riga)

• Manufacturer / Brand
• Radiotehnika (RT) - after 1951 RRR Rigas Radio Rupnica; Riga

• Year
• 1985

• Category
• Broadcast Receiver - or past WW2 Tuner

• Radiomuseum.org ID
• 96819

• • alternative name: A. Ss. Popow, Riga || Kandava Radio Works || Riga Popov Radiotechnika Works

Click on the schematic thumbnail to request the schematic as a free document.

• Number of Transistors
• 1

• Semiconductors
• КП303 К174ХА10

• Main principle
• Superheterodyne (common); ZF/IF 465 kHz

• Wave bands
• Broadcast (MW) and Long Wave.

• Power type and voltage
• Dry Batteries / 3 x 1,5 Volt

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

• Power out
• 0.15 W (unknown quality)

• Material
• Plastics (no bakelite or catalin)

• from Radiomuseum.org
• Model: Selga 309 - Radiotehnika RT - after 1951

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

• Dimensions (WHD)
• 74 x 158 x 37 mm / 2.9 x 6.2 x 1.5 inch

• Net weight (2.2 lb = 1 kg)
• 0.3 kg / 0 lb 10.6 oz (0.661 lb)

• Mentioned in
• - - Data from my own collection

• Literature/Schematics (1)
• -- Schematic

• Author
• Model page created by Zenonas Langaitis. See "Data change" for further contributors.

• Other Models

• Here you find 100 models, 98 with images and 63 with schematics for wireless sets etc. In French: TSF for Télégraphie sans fil.
  All listed radios etc. from Radiotehnika (RT) - after 1951 RRR Rigas Radio Rupnica; Riga