Extracto de la colección de válvulas de Rudolf Osterkamp. Estas imágenes fueron aportadas en la página de válvula respectiva por Rudolf Osterkamp.
| E447 |
1933 |
| Philips; Eindhoven (tubes in... |
NL |
|
| E453 |
1932 |
| Philips; Eindhoven (tubes in... |
NL |
|
| E463_M7A |
|
| Philips; Eindhoven (tubes in... |
NL |
|
| EF6 |
1936 |
| Common type Europe tube/semi... |
EU |
|
| EF9 |
1938 |
| Philips; Eindhoven (tubes in... |
NL |
|
| EF11 |
1938 |
| Common type Europe tube/semi... |
EU |
|
| EF12 |
1938 |
| Common type Europe tube/semi... |
EU |
|
| EF22 |
1941 |
| Philips; Eindhoven (tubes in... |
NL |
|
| EF36 |
1939 |
| Mullard Radio Valve Co. Ltd.; |
GB |
|
| EF50 |
1939 |
| Common type Worldwide tube/s... |
ZZ |
|
| EF95 |
1953 |
| Mullard Radio Valve Co. Ltd.; |
GB |
|
| EF98 |
1957 |
| Common type Europe tube/semi... |
EU |
|
| EF732 |
|
| Valvo GmbH, Radioröhrenfabri... |
D |
|
| EL3N |
1939 |
| Philips; Eindhoven (tubes in... |
NL |
|
| EL5 |
1936 |
| Philips; Eindhoven (tubes in... |
NL |
|
| EL12 |
1938 |
| Common type Europe tube/semi... |
EU |
|
| EL50 |
1940 |
| Common type Europe tube/semi... |
EU |
|
| EL150 |
|
| Telefunken Deutschland (TFK)... |
D |
|
| G100 |
|
| Grammont (Radiofotos, Fotos)... |
F |
|
| GRDIX |
|
| Philips; Eindhoven (tubes in... |
NL |
|
| HP4106 |
|
| Tungsram; Budapest (see also... |
H |
|
| HY65 |
|
| Hytron; Salem (MA) |
USA |
|
| HY67 |
|
| Hytron; Salem (MA) |
USA |
|
| K50M |
|
| Ever Ready Co. (GB) Ltd.; Lo... |
GB |
|
| K70B |
|
| Ever Ready Co. (GB) Ltd.; Lo... |
GB |
|
| KL1_5pin |
1934 |
| Common type Europe tube/semi... |
EU |
|
| KL1_sidecontact |
1936 |
| Common type Europe tube/semi... |
EU |
|
| KL5 |
1939 |
| Common type Europe tube/semi... |
EU |
|
| KTZ41 |
1938 |
| MO Valve Co. Ltd.; GB |
GB |
|
| L416D |
1930 |
| Valvo GmbH, Radioröhrenfabri... |
D |
|
Rudolf Osterkamp inauguró esta muestra de su colección el día 04.Aug.2008.
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