Excerpt from the tube collection of Rudolf Osterkamp. These images (tube photos) were uploaded to the respective tubes or valves by Rudolf Osterkamp.
K1694/3 |
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AEG (Radios) Allg.Elektricit... |
D |
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Kc0,6e2x11/4-1 |
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Siemens (& Halske, -Schucker... |
D |
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KRSO |
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Osram GmbH KG; Berlin |
D |
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L410 |
1927 |
Valvo GmbH, Radioröhrenfabri... |
D |
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L416D |
1930 |
Valvo GmbH, Radioröhrenfabri... |
D |
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LE229 |
1923 |
Huth, Signalbau AG, Dr. Eric... |
D |
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LE262 |
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Huth, Signalbau AG, Dr. Eric... |
D |
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LHI4100D |
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Lorenz; Berlin, Zuffenhausen... |
D |
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M30C500 |
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Siemens (& Halske, -Schucker... |
D |
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MC1 |
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Siemens (& Halske, -Schucker... |
D |
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MS250 |
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Radioröhrenfabrik GmbH (RRF)... |
D |
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MS500 |
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Radioröhrenfabrik GmbH (RRF)... |
D |
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N280/10 |
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AEG (Radios) Allg.Elektricit... |
D |
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NA450 |
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Niggl-Hochvakuum-Industrie, ... |
D |
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NG3020 |
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Loewe-(Opta); Deutschland |
D |
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NT77C10 |
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Nortron, Hermann Köhler Elek... |
D |
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NT77C43 |
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Nortron, Hermann Köhler Elek... |
D |
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NT9690 |
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Nortron, Hermann Köhler Elek... |
D |
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OA74 |
1955 |
Valvo GmbH, Radioröhrenfabri... |
D |
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OA92 |
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Valvo GmbH, Radioröhrenfabri... |
D |
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OA130 |
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Telefunken Deutschland (TFK)... |
D |
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OA257 |
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SAF Süddeutsche Apparate-Fab... |
D |
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OA665 |
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Werk für Fernmeldewesen (OSW... |
D |
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Rudolf Osterkamp started his/her tube collection (valve collection) here on 04.Aug.2008.
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