Antique radios, Old Time Radios
GR720/A
|
Country:
Germany
|
|
| Identical to |
GR720/A
|
| Similar
Tubes |
Other base:
GR720
Multiple differences or of other kind:
GR720/DA
; GR720/DR
|
| Base |
Europe 4-Pin B4 (Eu A, E, 4A) 1914
Top contact screw type.
|
| Filament |
|
| Information source |
-- Collector info (Sammler)
|
|
GR720/A: Röhren-Codex 1948, angepaßt von S. Müller
Stefan Müller
|
Just Qvigstad
|
|
Collection of
|
|
|
|
You reach this tube or valve page from a search
after clicking the "tubes" tab or by clicking a tube
on a radio model page. You will find thousands
of tubes or valves with interesting links. You
even can look up radio models with a certain tube
line up.
[rmxtube-en]
| Data Compliance |
More Information |
|
|
|
