• Country
• Latvia (Latvia, Riga)

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

• Year
• 1949–1951

• Category
• Broadcast Receiver - or past WW2 Tuner

• Radiomuseum.org ID
• 76697

• • 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 Tubes
• 2

• Valves / Tubes
• 1К1П 2П1П

• Main principle
• TRF with regeneration

• Tuned circuits
• 1 AM circuit(s)

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

• Power type and voltage
• Storage and/or dry batteries / 1,2 & 80 Volt

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

• Power out
• 0.07 W (unknown quality)

• Material
• Metal case

• from Radiomuseum.org
• Model: Riga B912 - Radiotehnika RT - after 1951

• Shape
• Tablemodel, with any shape - general.

• Dimensions (WHD)
• 257 x 206 x 140 mm / 10.1 x 8.1 x 5.5 inch

• Notes
• B912 - a battery radio for country-people

• Net weight (2.2 lb = 1 kg)
• 3.5 kg / 7 lb 11.3 oz (7.709 lb)

• Source of data
• -- Schematic

• Author
• Model page created by Nikolaj Baranov. 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