| Country: |
United States of America (USA) |
|
Brand: |
Common type USA |
| |
Tube type: |
Pentagrid-Converter (Heptode) Pentagrid (old) |
|
Tube ID = 2618
|
 |
| Identical to |
1A7GT
= VT-147
|
| First Source
(s) |
26.Apr.1939 : Electron Tube Registration List
|
|
| Base |
Octal (Int.Octal, IO) K8A, USA 1935 (Codex=Ut)
|
| Was used by |
Radio/TV-reception etc. |
| Filament |
-: Direct /
-: Battery = /
If: 0.05 Ampere /
Vf 1.4 Volts /
|
| 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
|
|
 |
|
scc
Christian Schaufelberger
|
|
Sylvana_Tube_Manual_1959
Egon Penker
|
|
Sylvania Technical Manual
Peter Hoddow
|
|
 |