| Country: |
United States of America (USA) |
|
Brand: |
Common type USA |
| |
Tube type: |
Double Triode VHF |
|
Tube ID = 2640
|
 |
| Identical to |
14F8
|
| Similar
Tubes |
Heater different: 7F8
|
| First Source
(s) |
29.Jul.1946 : Electron Tube Registration List
|
| Successor Tubes |
12AT7
|
|
| Base |
Loctal-8, B8G (Sylvania, 1938)
|
| Was used by |
Radio/TV-reception etc. |
| Filament |
Vf 12.6 Volts / If: 0.15 Ampere / -: Indirect / -: Parallel / series AC/DC / |
| Tube prices |
0 Tube prices (visible for members
only)
|
| Literature |
Essential Characteristics, GE 1973
|
|
|
| |
|
| |
Courtesy Bureau Belper (De Muiderkring, Bussum), Scan Frank Philipse
Karel De Reus
|
|
 |
|
Timo Tuunanen
|
|
RTT Schwandt
Günther Stabe
|
|
 |