Excerpt from the tube collection of Rudolf Osterkamp. These images (tube photos) were uploaded to the respective tubes or valves by Rudolf Osterkamp.
R0424 |
1930 |
Rectron GmbH; Berlin |
D |
|
L416D |
1930 |
Valvo GmbH, Radioröhrenfabri... |
D |
|
C405 |
1930 |
Philips; Eindhoven (tubes in... |
NL |
|
10NG |
1929 |
Loewe-(Opta); Deutschland |
D |
|
RO4125 |
1929 |
Visseaux / Télévisso; Lyon /... |
F |
|
RGN354 |
1929 |
Telefunken Deutschland (TFK)... |
D |
|
REN904 |
1929 |
Telefunken Deutschland (TFK)... |
D |
|
REN704d |
1929 |
Telefunken Deutschland (TFK)... |
D |
|
RE304 |
1929 |
Telefunken Deutschland (TFK)... |
D |
|
MH4 |
1929 |
MO Valve Co. Ltd.; GB |
GB |
|
HL410 |
1929 |
Osram-Valves GB (not MO-Valv... |
GB |
|
HF29_klar |
1929 |
Loewe-(Opta); Deutschland |
D |
|
G4200 |
1929 |
Valvo GmbH, Radioröhrenfabri... |
D |
|
Four-In-One |
1929 |
Quadruple Valve Co., Ltd., N... |
GB |
|
E428 |
1929 |
Philips; Eindhoven (tubes in... |
NL |
|
S410 |
1928 |
MO Valve Co. Ltd.; GB |
GB |
|
DEH610 |
1928 |
Marconi-Osram - (Valves/Tube... |
GB |
|
P425 |
1928 |
Marconi-Osram - (Valves/Tube... |
GB |
|
R80 |
1928 |
Dario (tubes) - voir aussi L... |
F |
|
1904 |
1928 |
Philips; Eindhoven (tubes in... |
NL |
|
1562 |
1928 |
Philips; Eindhoven (tubes in... |
NL |
|
1561 |
1928 |
Philips; Eindhoven (tubes in... |
NL |
|
50 |
1928 |
Common type USA tube/semicond. |
USA |
|
W125 |
1928 |
Valvo GmbH, Radioröhrenfabri... |
D |
|
RO4109 |
1928 |
Visseaux / Télévisso; Lyon /... |
F |
|
RGN1500 |
1928 |
Telefunken Deutschland (TFK)... |
D |
|
RGN1304 |
1928 |
Telefunken Deutschland (TFK)... |
D |
|
RENZ2104 |
1928 |
Telefunken Deutschland (TFK)... |
D |
|
REN2204 |
1928 |
Telefunken Deutschland (TFK)... |
D |
|
REN601 |
1928 |
Telefunken Deutschland (TFK)... |
D |
|
Rudolf Osterkamp started his/her tube collection (valve collection) here on 04.Aug.2008.
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