Extrait de la collection de lampes / semi-conducteurs de Robert Meszaros. Ces images ont été chargées sur la page d'une lampe / semi-conducteur par Robert Meszaros.
| A415 |
1925 |
| Philips; Eindhoven (tubes in... |
NL |
|
| B543 |
1928 |
| Philips; Eindhoven (tubes in... |
NL |
|
| REN904 |
1929 |
| Telefunken Deutschland (TFK)... |
D |
|
| 24A |
1929 |
| Common type USA tube/semicond. |
USA |
|
| RES174 |
1931 |
| Telefunken Deutschland (TFK)... |
D |
|
| 47E |
1931 |
| National Union Radio Corp.; ... |
USA |
|
| L4150D |
1932 |
| Valvo GmbH, Radioröhrenfabri... |
D |
|
| RG250/3000 |
1933 ? |
| Tungsram; Budapest (see also... |
H |
|
| 6K7G |
1935 |
| Common type USA tube/semicond. |
USA |
|
| AL4 |
1936 |
| Common type Europe tube/semi... |
EU |
|
| C12 |
1936 |
| Philips; Eindhoven (tubes in... |
NL |
|
| 6L6 |
1936 |
| Common type USA tube/semicond. |
USA |
|
| EB4 |
1936 |
| Philips; Eindhoven (tubes in... |
NL |
|
| EL2 |
1936 |
| Common type Europe tube/semi... |
EU |
|
| C10 |
1937 |
| Philips; Eindhoven (tubes in... |
NL |
|
| EBL1 |
1937 |
| Common type Europe tube/semi... |
EU |
|
| EBC33 |
1938 |
| Mullard Radio Valve Co. Ltd.; |
GB |
|
| CL6 |
1938 |
| Common type Europe tube/semi... |
EU |
|
| EE50 |
1939 |
| Common type Europe tube/semi... |
EU |
|
| EF50 |
1939 |
| Common type Worldwide tube/s... |
ZZ |
|
| EM11 |
1939 |
| Telefunken Deutschland (TFK)... |
D |
|
| 1L4 |
1942 |
| Common type USA tube/semicond. |
USA |
|
| 35W4 |
1946 |
| Common type Worldwide tube/s... |
ZZ |
|
| EEP1 |
1947 |
| Philips; Eindhoven (tubes in... |
NL |
|
| DL96 |
1953 |
| Common type Europe tube/semi... |
EU |
|
| DAF96 |
1953 |
| Common type Europe tube/semi... |
EU |
|
| DF97 |
1954 |
| Common type Europe tube/semi... |
EU |
|
| PL500 |
1960 |
| Common type Europe tube/semi... |
EU |
|
| PL504 |
1966 |
| Common type Europe tube/semi... |
EU |
|
| AG4100 |
|
| Tungsram; Budapest (see also... |
H |
|
