| Country: |
United States of America (USA) |
|
Brand: |
Common type USA |
| |
Tube type: |
Pentagrid-Converter (Heptode) Pentagrid (new) |
|
Tube ID = 5449
|
 |
| Identical to |
12SY7
|
| Similar
Tubes |
12SA7 (other class quality (otherw. equal))
|
|
| Base |
Octal (Int.Octal, IO) K8A, USA 1935 (Codex=Ud)
|
| Was used by |
Radio/TV-reception etc. |
| Filament |
-: Indirect /
-: Parallel / series AC/DC /
If: 0.15 Ampere /
Vf 12.6 Volts /
|
| Tube prices |
0 Tube prices (visible for members
only)
|
| Literature |
Essential Characteristics, GE 1973
Taschenbuch zum Röhren-Codex 1948/49
|
|
|
|
|
|
Private collection
Emilio Ciardiello
|
|
RTT Schwandt
Günther Stabe
|
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