Excerpt from the tube collection of Rudolf Osterkamp. These images (tube photos) were uploaded to the respective tubes or valves by Rudolf Osterkamp.
| 151-0406-00 |
|
| Texas Instruments, Dallas |
USA |
|
| 151-0407-00 |
|
| Motorola Inc. (ex Galvin Mfg... |
USA |
|
| 154-0613-00 |
|
| Tektronix; Portland, OR |
USA |
|
| 154-0677-10 |
|
| Tektronix; Portland, OR |
USA |
|
| 154-0696-00 |
|
| Tektronix; Portland, OR |
USA |
|
| 155-0032-01 |
|
| Common type USA tube/semicond. |
USA |
|
| 155-0049-02 |
|
| Common type USA tube/semicond. |
USA |
|
| 155-0078-10 |
|
| Common type USA tube/semicond. |
USA |
|
|
|
|
| 155-0390-00 |
|
| Motorola Inc. (ex Galvin Mfg... |
USA |
|
| 156-0158-00 |
|
| RCA (RCA Victor Co. Inc.); N... |
USA |
|
| 199 |
|
| Common type USA tube/semicond. |
USA |
|
| 201A |
1925 |
| Common type USA tube/semicond. |
USA |
|
| 203Z |
|
| Taylor Tubes Inc.; Chicago (... |
USA |
|
| 205D |
1924 |
| Western Electric Company Inc... |
USA |
|
| 206_Quarzthermostat |
|
| Quarzkeramik GmbH, QK; Stock... |
D |
|
| 210HL_Cossor |
1926 |
| Cossor, A.C.; London |
GB |
|
| 210VPA |
|
| Cossor, A.C.; London |
GB |
|
| 215A |
1919 |
| Western Electric Company Inc... |
USA |
|
| 215SG_Cossor |
|
| Cossor, A.C.; London |
GB |
|
| 220TH |
|
| Cossor, A.C.; London |
GB |
|
| 220VS |
|
| Cossor, A.C.; London |
GB |
|
| 221_photo |
|
| Tungsram; Budapest (see also... |
H |
|
| 239A |
|
| Western Electric Company Inc... |
USA |
|
| 244V |
|
| Mullard Radio Valve Co. Ltd.; |
GB |
|
|
| 304H |
|
| Heintz & Kaufman Ltd. (Gamma... |
USA |
|
| 328 |
|
| Philips; Eindhoven (tubes in... |
NL |
|
Rudolf Osterkamp started his/her tube collection (valve collection) here on 04.Aug.2008.
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