Extracto de la colección de válvulas de Ottmar Rollmann. Estas imágenes fueron aportadas en la página de válvula respectiva por Ottmar Rollmann.
| PABC80 |
1952 |
| Common type Europe tube/semi... |
EU |
|
| UABC80 |
1952 |
| Common type Europe tube/semi... |
EU |
|
| 6T8 |
1948 |
| Common type USA tube/semicond. |
USA |
|
| AF3 |
1934 |
| Common type Europe tube/semi... |
EU |
|
| AL1 |
1935 |
| Common type Europe tube/semi... |
EU |
|
| AL2 |
1935 |
| Common type Europe tube/semi... |
EU |
|
| AL4 |
1936 |
| Common type Europe tube/semi... |
EU |
|
| ARP4 |
|
| Common type Great Britain tu... |
GB |
|
| ATP7 |
|
| Ediswan, Siemens Edison Swan... |
GB |
|
| CF1 |
1934 |
| Philips; Eindhoven (tubes in... |
NL |
|
| CL4 |
1936 |
| Common type Europe tube/semi... |
EU |
|
| D3a |
|
| Common type Europe tube/semi... |
EU |
|
| DF61 |
|
| Common type Europe tube/semi... |
EU |
|
| DF91 |
1947 |
| Common type Europe tube/semi... |
EU |
|
| DF97 |
1954 |
| Common type Europe tube/semi... |
EU |
|
|
| E80F |
|
| Common type Europe tube/semi... |
EU |
|
| E81L |
|
| Common type Europe tube/semi... |
EU |
|
| E84L |
|
| Common type Europe tube/semi... |
EU |
|
| E90F |
|
| Common type Europe tube/semi... |
EU |
|
| E99F |
|
| Common type Europe tube/semi... |
EU |
|
| E180F |
|
| Common type Europe tube/semi... |
EU |
|
| E280F |
|
| Common type Europe tube/semi... |
EU |
|
| E443H |
1933 |
| Philips; Eindhoven (tubes in... |
NL |
|
| E453 |
1932 |
| Philips; Eindhoven (tubes in... |
NL |
|
| EF5 |
1936 |
| 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 |
|
Ottmar Rollmann inauguró esta muestra de su colección el día 23.Aug.2009.
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