Extracto de la colección de válvulas de Oskar Elm. Estas imágenes fueron aportadas en la página de válvula respectiva por Oskar Elm.
| EM4 |
1939 |
| Common type Europe tube/semi... |
EU |
|
| EM11 |
1939 |
| Telefunken Deutschland (TFK)... |
D |
|
| EM34 |
1946 |
| Common type Europe tube/semi... |
EU |
|
| EM35 |
1952 |
| Telefunken Deutschland (TFK)... |
D |
|
| EM71 |
1949 |
| Lorenz; Berlin, Zuffenhausen... |
D |
|
| EM80 |
1953 |
| Common type Europe tube/semi... |
EU |
|
| EM84 |
1957 |
| Common type Europe tube/semi... |
EU |
|
| EM638165 |
|
| Common type Taiwan tube/semi... |
TW |
|
| EM658160 |
|
| Common type Taiwan tube/semi... |
TW |
|
| EN31 |
|
| Mullard Radio Valve Co. Ltd.; |
GB |
|
| EPM3064 |
|
| Common type USA tube/semicond. |
USA |
|
| EQ80 |
1950 |
| Common type Europe tube/semi... |
EU |
|
| ER21A |
|
| Elesta AG, Bad Ragaz |
CH |
|
|
|
| ER59256 |
|
| Common type USA tube/semicond. |
USA |
|
| ERC3064 |
|
| Philips; Eindhoven (tubes in... |
NL |
|
| ESAC92M-02 |
|
| Common type Japan tube/semic... |
J |
|
| ESM740 |
|
| Thomson (marque), Thomson-Ho... |
F |
|
| ESR2 |
|
| Elesta AG, Bad Ragaz |
CH |
|
| ET51 |
|
| Mullard Radio Valve Co. Ltd.; |
GB |
|
| EUII |
|
| Osram GmbH KG; Berlin |
D |
|
| EUVI |
|
| Osram GmbH KG; Berlin |
D |
|
| EUVII |
|
| Osram GmbH KG; Berlin |
D |
|
| EUXXI |
|
| Osram GmbH KG; Berlin |
D |
|
| EW20b |
|
| Osram GmbH KG; Berlin |
D |
|
| EY51 |
1948 |
| Philips; Eindhoven (tubes in... |
NL |
|
| EY80 |
|
| Common type Europe tube/semi... |
EU |
|
| EY81 |
1953 |
| Common type Europe tube/semi... |
EU |
|
|
