• Country
• Czechoslovakia

• Manufacturer / Brand
• Telegrafia, akc. spol., Praha-Pardubice

• Year
• 1923 ??

• Category
• Broadcast Receiver - or past WW2 Tuner

• Radiomuseum.org ID
• 134444

• Number of Tubes
• 1

• Valves / Tubes
• unknown_Tube

• Main principle
• Crystal or Solid State Detector with Amplifer; 1 AF stage(s)

• Tuned circuits
• 1 AM circuit(s)

• Wave bands
• Broadcast only (MW).

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

• Loudspeaker
• - For headphones or amp.

• Material
• Metal case, TUBES VISIBLE

• from Radiomuseum.org
• Model: R3 - Telegrafia, akc. spol., Praha-

• Shape
• Tablemodel without push buttons, Mantel/Midget/Compact up to 14

• Dimensions (WHD)
• 195 x 50 x 145 mm / 7.7 x 2 x 5.7 inch

• Notes
• Detektorempfänger mit Variometerabstimmung, 1-stufiger-,trafogekoppelter Nf-Röhrenverstärker, Metallgehäuse mit erhabener Beschriftung, abschraubb. Metall-Bodenplatte, Heizstrom-Steller.

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

• Author
• Model page created by Hans-Peter Bölke. See "Data change" for further contributors.

• Other Models

• Here you find 67 models, 45 with images and 46 with schematics for wireless sets etc. In French: TSF for Télégraphie sans fil.
  All listed radios etc. from Telegrafia, akc. spol., Praha-Pardubice