• Country
• Czechoslovakia

• Manufacturer / Brand
• Bezdra - Saffek a Spol; Praha

• Year
• 1946–1949

• Category
• Broadcast Receiver - or past WW2 Tuner

• Radiomuseum.org ID
• 108645

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

• Number of Tubes
• 3

• Valves / Tubes
• EF6 EL11 AZ11

• Main principle
• TRF with regeneration

• Tuned circuits
• 1 AM circuit(s)

• Wave bands
• Broadcast and Short Wave (SW).

• Power type and voltage
• Alternating Current supply (AC) / 110; 220 Volt

• Loudspeaker
• Permanent Magnet Dynamic (PDyn) Loudspeaker (moving coil) / Ø 20 cm = 7.9 inch

• Power out
• 2.8 W (unknown quality)

• Material
• Wooden case

• from Radiomuseum.org
• Model: Special 47 [var 2] - Bezdra - Saffek a Spol; Praha

• Shape
• Tablemodel, with any shape - general.

• Dimensions (WHD)
• 380 x 260 x 220 mm / 15 x 10.2 x 8.7 inch

• Notes
• Alternative tube set EF6, EL3 AZ1 -> var 1. Same circuit diagram.

• Net weight (2.2 lb = 1 kg)
• 9 kg / 19 lb 13.2 oz (19.824 lb)

• Literature/Schematics (1)
• Ceskoslovenske Rozhlasove a Televizni Prijimace I a II

• Author
• Model page created by Georg Richter. See "Data change" for further contributors.

• Other Models

• Here you find 11 models, 5 with images and 5 with schematics for wireless sets etc. In French: TSF for Télégraphie sans fil.
  All listed radios etc. from Bezdra - Saffek a Spol; Praha