Excerpt from the tube collection of Rudolf Osterkamp. These images (tube photos) were uploaded to the respective tubes or valves by Rudolf Osterkamp.
2N6660 |
|
Common type USA tube/semicond. |
USA |
|
2N6796 |
|
Common type USA tube/semicond. |
USA |
|
2S701 |
|
Texas Instruments, Dallas |
USA |
|
2S702 |
|
Texas Instruments, Dallas |
USA |
|
2S703 |
|
Texas Instruments, Dallas |
USA |
|
3A4 |
1942 |
Common type USA tube/semicond. |
USA |
|
3B4WA |
|
Common type USA tube/semicond. |
USA |
|
3B29W |
|
Common type USA tube/semicond. |
USA |
|
3BP1 |
|
Common type USA tube/semicond. |
USA |
|
3CW20,000A3 |
|
Eimac (brand name) |
USA |
|
3N84 |
|
General Electric Co. (GE); B... |
USA |
|
3N205 |
|
Common type USA tube/semicond. |
USA |
|
3XP1 |
|
Common type USA tube/semicond. |
USA |
|
4-439 |
|
Motorola Inc. (ex Galvin Mfg... |
USA |
|
4C35 |
|
Common type USA tube/semicond. |
USA |
|
4E27 |
|
Common type USA tube/semicond. |
USA |
|
4N23 |
|
Common type USA tube/semicond. |
USA |
|
4N35 |
|
Common type USA tube/semicond. |
USA |
|
4PR60B |
|
Eimac (brand name) |
USA |
|
5-0399_IC |
|
Common type USA tube/semicond. |
USA |
|
5FP11A |
|
Common type USA tube/semicond. |
USA |
|
5R4WGB |
|
Common type USA tube/semicond. |
USA |
|
5T4 |
|
Common type USA tube/semicond. |
USA |
|
6A5 |
|
Common type USA tube/semicond. |
USA |
|
6BJ6 |
|
Common type USA tube/semicond. |
USA |
|
6C4 |
|
Common type USA tube/semicond. |
USA |
|
6D6 |
1933 |
Common type USA tube/semicond. |
USA |
|
6E5 |
1935 |
Common type USA tube/semicond. |
USA |
|
6F6G |
|
Common type USA tube/semicond. |
USA |
|
6J5G |
|
Common type USA tube/semicond. |
USA |
|
Rudolf Osterkamp started his/her tube collection (valve collection) here on 04.Aug.2008.
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