• Country
• Czechoslovakia

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

• Year
• 1953 ?

• Category
• Broadcast Receiver - or past WW2 Tuner

• Radiomuseum.org ID
• 320382

• • Brand: Supraphon

• Number of Tubes
• 5

• Valves / Tubes
• UCH21 UCH21 UBL21 UY1N EM11

• Main principle
• Superheterodyne (common); ZF/IF 452 kHz

• Tuned circuits
• 6 AM circuit(s)

• Wave bands
• Broadcast, Long Wave and 2 x Short Wave.

• Power type and voltage
• AC/DC-set / 110; 125; 210; 220 Volt

• Loudspeaker
• Permanent Magnet Dynamic (PDyn) Loudspeaker (moving coil) / Ø 13 cm = 5.1 inch

• Material
• Bakelite case

• from Radiomuseum.org
• Model: 505U - Tesla; Praha, Bratislava etc.

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

• Dimensions (WHD)
• 365 x 280 x 160 mm / 14.4 x 11 x 6.3 inch

• Net weight (2.2 lb = 1 kg)
• 4.8 kg / 10 lb 9.2 oz (10.573 lb)

• Author
• Model page created by Nick Alexiou. See "Data change" for further contributors.

• Other Models

• Here you find 1836 models, 1155 with images and 665 with schematics for wireless sets etc. In French: TSF for Télégraphie sans fil.
  All listed radios etc. from Tesla; Praha, Bratislava etc.