| Country: |
United States of America (USA) |
|
Brand: |
Common type USA |
| |
Tube type: |
Double Triode VHF |
|
Tube ID = 3539
|
 |
| Identical to |
12AT7
= ECC81
= CV455
= CC81E
|
| Similar
Tubes |
CV4024 (other class quality (otherw. equal))
12DT8 (different connections)
12AT7WC (other class quality (otherw. equal))
6679 (can normally be replaced - small diff'ce)
M8162 (other class quality (otherw. equal))
12AZ7A (Heater different)
6060 (other class quality (otherw. equal))
12AT7WA (other class quality (otherw. equal))
12AT7WB (other class quality (otherw. equal))
7728 (other class quality (otherw. equal))
|
| First Source
(s) |
20.May.1947 : Electron Tube Registration List
|
| Predecessor Tubes |
6J6
14F8
|
| Successor Tubes |
1954
ECC85
6AQ8
|
|
| Base |
Noval, B9A (Codex=No 15)
|
| Was used by |
Radio/TV-reception etc. |
| Filament |
-: Indirect /
-: Series, AC/DC /
If: 0.15 Ampere /
Vf 12 Volts /
|
| Description |
Centre-Tapped heater can operate at 6.3V 0.3A.
Text in other
languages (may
differ)
|
| Tube prices |
0 Tube prices (visible for members
only)
|
| Literature |
Essential Characteristics, GE 1973
Taschenbuch zum Röhren-Codex 1948/49
|
|
|
| |
|
| |
Courtesy Bureau Belper (De Muiderkring, Bussum), Scan Frank Philipse
Karel De Reus
|
|
|
|
Röhrensammlung
Wolfgang Bauer
|
|
RTT 1974 (Franzis) 13. Auflage
Martin Renz
|
|
RCA Tube Manual
Peter Hoddow
|
|
|
