Supraphon 420A-7
Use red slider bar for more.
Tesla; Praha,: Supraphon 420A-7 [Radio] ID = 1219321 1024x768
Select picture or schematic to display from thumbnails on the right and click for download.
|
|
||||
|
Brand
|
Supraphon | ||||
|---|---|---|---|---|---|
| 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. |
| Details | |
| Power type and voltage | 110/220 Volt |
| Loudspeaker | Ø 16 cm = 6.3 inch |
| Power out | 3 W (unknown quality) |
| from Radiomuseum.org | 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.
