• Country
• Czechoslovakia

• Manufacturer / Brand
• Tesla; Praha, Bratislava etc.

• Year
• 9999

• Category
• Broadcast Receiver - or past WW2 Tuner

• Radiomuseum.org ID
• 82997

• • Brand: Supraphon

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

• Main principle
• Superheterodyne (common)

• Wave bands
• Broadcast, Long Wave and Short Wave.

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

• Loudspeaker
• Permanent Magnet Dynamic (PDyn) Loudspeaker (moving coil) / Ø 24 cm = 9.4 inch

• Power out
• 4 W (unknown quality)

• Material
• Wooden case

• from Radiomuseum.org
• Model: Dublette mit ID=70842 - Tesla; Praha, Bratislava etc.

• Shape
• Tablemodel, low profile (big size).

• Dimensions (WHD)
• 620 x 550 x 230 mm / 24.4 x 21.7 x 9.1 inch

• Notes
• Same cabinet as Type 621, but other chassis.

• Author
• Model page created by Manfred Kröll † 2.9.2013. See "Data change" for further contributors.

• Other Models

• Here you find 1838 models, 1159 with images and 668 with schematics for wireless sets etc. In French: TSF for Télégraphie sans fil.
  All listed radios etc. from Tesla; Praha, Bratislava etc.