| Country: |
United States of America (USA) |
|
Brand: |
Common type USA |
| |
Tube type: |
Vacuum Pentode RF/IF-Stage Controlling (mu) |
|
Tube ID = 1425
|
 |
| Identical to |
6BA6 = EF93 = 6k4p = W727 = CV454
|
| Similar
Tubes |
Normally replaceable-slightly different: 6660 Other class quality (otherwise equal): 2J6BA6; 5749 Heater different: 12BA6; 3BA6 Other base: 6DG7
|
| First Series |
1946 -- Collector info (Sammler) |
| First Source
(s) |
Oct.1945 : Electron Tube Registration List
|
| Predecessor Tubes |
6SK7
6SG7
7A7
6SK7GT
7H7
6SD7GT
|
|
| Base |
Miniatur-7-Pin-Base B7G, USA 1940 (Codex=Zia)
|
| Was used by |
Radio/TV-reception etc. |
| Filament |
Vf 6.3 Volts / If: 0.3 Ampere / -: Indirect / -: Parallel / series AC/DC / |
| 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
Michael Schlör
|
|
 |
|
MB
Martin Bösch
|
|
Tabu Röhren-Codex, 1948
Anonymous 15 Collector
|
|
GE Data Sheet
Egon Penker
|
|
 |