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Supraphon 420A-7

Supraphon 420A-7; Tesla; Praha, (ID = 1219321) Radio Supraphon 420A-7; Tesla; Praha, (ID = 1219318) Radio
Supraphon 420A-7; Tesla; Praha, (ID = 1219319) Radio Supraphon 420A-7; Tesla; Praha, (ID = 1219320) Radio
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Supraphon 420A-7; Tesla; Praha, (ID = 1219321) Radio
Tesla; Praha,: Supraphon 420A-7 [Radio] ID = 1219321 1024x768
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For model Supraphon 420A-7, Tesla; Praha, Bratislava etc.
Country:  Czechoslovakia
Manufacturer / Brand:  Tesla; Praha, Bratislava etc.
Year: 1952 ?? Category: Broadcast Receiver - or past WW2 Tuner
Valves / Tubes 5: 6H31 6F31 6BC32 6L31 6Z31
Main principle Superheterodyne (common); ZF/IF 468 kHz
Tuned circuits 6 AM circuit(s)
Wave bands Broadcast plus 2 Short Wave bands.
Power type and voltage 110/220 Volt
Loudspeaker Ø 16 cm = 6.3 inch
Power out 3 W (unknown quality)
from Model: Supraphon 420A-7 - Tesla; Praha, Bratislava etc.
Material Bakelite case
Dimensions (WHD) 320 x 225 x 190 mm / 12.6 x 8.9 x 7.5 inch

Model page created by Robert Forchert-Mühlbachler. See "Data change" for further contributors.

All listed radios etc. from Tesla; Praha, Bratislava etc.
Here you find 1793 models, 1087 with images and 552 with schematics for wireless sets etc. In French: TSF for Télégraphie sans fil.