History of the manufacturer
Superfon; Helsinki
As a member you can upload pictures (but not
single models please) and add text.
Both will display your name after an officer has activated your content, and will be displayed under «Further details ...» plus the text also in the forum.
Both will display your name after an officer has activated your content, and will be displayed under «Further details ...» plus the text also in the forum.
| Name: | Superfon; Helsinki (FIN) |
| alternative name: |
 |
| Abbreviation: | superfon |
| Products: | Model types Others |
| Summary: |
Superfone, brand name used by Oy Radio-Aitta Ab, Helsinki. Founded by Karl Emil Cedergren in 1933. Radio production from 1945 on. |
| Founded: | 1933 |
| Closed: | 1963 |
| Production: | 1945 - 1958 |
| History: |
This manufacturer was suggested by Lasse Nirhamo.
Some models:
| Country | Year | Name | 1st Tube | Notes |
|---|---|---|---|---|
| FIN | 48 | Portable [Octal tubes] | DK21 | Portable Superfon |
| FIN | 49 | Superfon-49/TV | UF21 | Superfon-49/TV has output for an external speaker. |
| FIN | 50 | AR/50 | EF42 | There are different sets of tubes used in these models and different circuits too. Dime... |
| FIN | 52 | V/52 [W-5247] | ECH42 | |
| FIN | 50 | 50 | ||
| FIN | 48 | 48 | ||
| FIN | 50 | Portable [Rimlock tubes] | DK40 | |
| FIN | 49 | 49 | DK21 | |
| FIN | 50 | Unknown portable | DK40 |
[rmxhdet-en]
Further details for this manufacturer by the members (rmfiorg):
Superfon advertisement from Radio-magazine 8/1951
| Data Compliance | More Information |