Extrait de la collection de lampes / semi-conducteurs de Benedetto Pirani. Ces images ont été chargées sur la page d'une lampe / semi-conducteur par Benedetto Pirani.
| RE134 |
1926 |
| Telefunken Deutschland (TFK)... |
D |
|
| RE604 |
1928 |
| Telefunken Deutschland (TFK)... |
D |
|
| REN1104 |
1926 |
| Telefunken Deutschland (TFK)... |
D |
|
| UX226 |
1927 |
| Common type USA tube/semicond. |
USA |
|
| UY227 |
1927 |
| Common type USA tube/semicond. |
USA |
|
| WE28 |
|
| Common type Italy tube/semic... |
I |
|
| 27 |
1927 |
| Common type Worldwide tube/s... |
ZZ |
|
| 37 |
|
| Common type USA tube/semicond. |
USA |
|
| 45 |
1929 |
| Common type USA tube/semicond. |
USA |
|
| 56 |
1932 |
| Common type USA tube/semicond. |
USA |
|
| 76 |
1933 |
| Common type USA tube/semicond. |
USA |
|
| 904 |
|
| Common type Europe tube/semi... |
EU |
|
| ECH4 |
1940 |
| Philips; Eindhoven (tubes in... |
NL |
|
| WE20 |
|
| Telefunken Italia, Milano |
I |
|
| WE22 |
1935 ?? |
| Telefunken Italia, Milano |
I |
|
| 6TE8GT |
|
| Fivre - tubes; Milano (MI) |
I |
|
|
| AL4 |
1936 |
| Common type Europe tube/semi... |
EU |
|
| RENS1374d |
1932 |
| Telefunken Deutschland (TFK)... |
D |
|
| RES164 |
1928 |
| Telefunken Deutschland (TFK)... |
D |
|
| WE24 |
|
| Common type Italy tube/semic... |
I |
|
| WE30 |
|
| Common type Italy tube/semic... |
I |
|
| WE33 |
|
| Common type Italy tube/semic... |
I |
|
| WE34 |
|
| Common type Italy tube/semic... |
I |
|
| WE38 |
|
| Common type Italy tube/semic... |
I |
|
| 2A5 |
1932 |
| Common type USA tube/semicond. |
USA |
|
| 6J7G |
|
| Common type USA tube/semicond. |
USA |
|
| 6K7G |
1935 |
| Common type USA tube/semicond. |
USA |
|
| 6SJ7GT |
|
| Common type USA tube/semicond. |
USA |
|
| 12SK7GT |
|
| Common type USA tube/semicond. |
USA |
|
