Extrait de la collection de lampes / semi-conducteurs de Otto Frosinn. Ces images ont été chargées sur la page d'une lampe / semi-conducteur par Otto Frosinn.
| A_Moorhead |
|
| Moorhead Laboratories (Pacif... |
USA |
|
| A4110 |
1929 |
| Valvo GmbH, Radioröhrenfabri... |
D |
|
| AB1 |
1933 |
| Common type Europe tube/semi... |
EU |
|
| AB2 |
1934 |
| Common type Europe tube/semi... |
EU |
|
| ABC1 |
1934 |
| Common type Europe tube/semi... |
EU |
|
| ABL1 |
1937 |
| Philips; Eindhoven (tubes in... |
NL |
|
| AC2 |
1934 |
| Common type Europe tube/semi... |
EU |
|
| AC50 |
|
| Philips; Eindhoven (tubes in... |
NL |
|
| AC100 |
1935 |
| Telefunken Deutschland (TFK)... |
D |
|
| AC-608A |
|
| Marathon (tubes), Northern M... |
USA |
|
| ACH1 |
1933 |
| Common type Europe tube/semi... |
EU |
|
| AF2 |
1933 |
| Philips; Eindhoven (tubes in... |
NL |
|
| AF3 |
1934 |
| Common type Europe tube/semi... |
EU |
|
| AF7 |
1934 |
| Common type Europe tube/semi... |
EU |
|
| AF100 |
1940 |
| Telefunken Deutschland (TFK)... |
D |
|
| AG495 |
|
| Tungsram; Budapest (see also... |
H |
|
| AH1 |
1934 |
| Common type Europe tube/semi... |
EU |
|
| AK1 |
1934 |
| Common type Europe tube/semi... |
EU |
|
| AK2 |
1935 |
| Common type Europe tube/semi... |
EU |
|
| AL1 |
1935 |
| Common type Europe tube/semi... |
EU |
|
| AL4 |
1936 |
| Common type Europe tube/semi... |
EU |
|
| AM2 |
1937 |
| Common type Europe tube/semi... |
EU |
|
| AudioTron |
1915 |
| Cunningham Inc., E.T.; Harr... |
USA |
|
| AZ1 |
1935 |
| Common type Europe tube/semi... |
EU |
|
| AZ11 |
1938 |
| Common type Europe tube/semi... |
EU |
|
| AZ50 |
1939 |
| Philips; Eindhoven (tubes in... |
NL |
|
| B443 |
1927 |
| Philips; Eindhoven (tubes in... |
NL |
|
|
| BH |
1925 |
| Raytheon Mfg. Co.; Cambridge... |
USA |
|
| BX4000 |
|
| Burroughs Corporation; Plain... |
USA |
|
