Extrait de la collection de lampes / semi-conducteurs de Peter Pfeiffer. Ces images ont été chargées sur la page d'une lampe / semi-conducteur par Peter Pfeiffer.
| 03N60N |
|
| Common type Taiwan tube/semi... |
TW |
|
| 3Q4 |
|
| Common type USA tube/semicond. |
USA |
|
| 3Q5GT |
|
| Common type USA tube/semicond. |
USA |
|
| 3Q5GT/G |
|
| Common type USA tube/semicond. |
USA |
|
| 3S4 |
1940 |
| Common type Worldwide tube/s... |
ZZ |
|
| 3SP4 |
|
| Novis; Wien (Tubes) |
A |
|
| 3T100A2 |
|
| Mazda (tubes), Mazda-Belvu, ... |
F |
|
| 3TF7 |
|
| Amperite Co., Inc.; Union Ci... |
USA |
|
| 3V4 |
1945 |
| Common type USA tube/semicond. |
USA |
|
| 3V4_Amperite |
|
| Amperite Co., Inc.; Union Ci... |
USA |
|
| 3Ц22С |
|
| Common type USSR (SU) tube/s... |
SU |
|
| 4-12V1,0A |
|
| Osram GmbH KG; Berlin |
D |
|
| 4-12V3,5A |
|
| Osram GmbH KG; Berlin |
D |
|
| 4-125A |
|
| Electrons Inc.; Newark, NJ |
USA |
|
| 4A95 |
|
| TeKaDe (TKD), Süddeutsche Te... |
D |
|
| 4B32 |
|
| Common type Worldwide tube/s... |
ZZ |
|
|
|
| 4CX250B |
|
| Common type Worldwide tube/s... |
ZZ |
|
| 4D21 |
|
| Common type USA tube/semicond. |
USA |
|
|
|
| 4H2 |
1936 |
| Loewe-(Opta); Deutschland |
D |
|
|
|
| 4L13a |
|
| TeKaDe (TKD), Süddeutsche Te... |
D |
|
| 4M2 |
1936 |
| Loewe-(Opta); Deutschland |
D |
|
| 4NG |
1929 |
| Loewe-(Opta); Deutschland |
D |
|
| 4RCD0232KC1 |
|
| Common type Japan tube/semic... |
J |
|
| 4V1 |
1936 |
| Loewe-(Opta); Deutschland |
D |
|
