Excerpt from the tube collection of Museum Roggenhofer. These images (tube photos) were uploaded to the respective tubes or valves by Museum Roggenhofer.
2SD1279 |
|
Toshiba Corporation; Tokyo |
J |
|
2SD1302 |
|
Sanyo Electric Co. Ltd.; Mor... |
J |
|
2SD1308 |
|
NEC Corporation, Nippon Elec... |
J |
|
2SD1348 |
|
Sanyo Electric Co. Ltd.; Mor... |
J |
|
2SD1398 |
|
Sanyo Electric Co. Ltd.; Mor... |
J |
|
2SD1406 |
|
Toshiba Corporation; Tokyo |
J |
|
2SD1411 |
|
Toshiba Corporation; Tokyo |
J |
|
2SD1412 |
|
Toshiba Corporation; Tokyo |
J |
|
2SD1428 |
|
Toshiba Corporation; Tokyo |
J |
|
2SD1439 |
|
Common type Japan tube/semic... |
J |
|
2SD1545 |
|
Toshiba Corporation; Tokyo |
J |
|
2SD1546 |
|
Toshiba Corporation; Tokyo |
J |
|
2SD1554 |
|
Toshiba Corporation; Tokyo |
J |
|
2SD1555 |
|
Toshiba Corporation; Tokyo |
J |
|
2SD1571 |
|
Toshiba Corporation; Tokyo |
J |
|
2SD1576 |
|
Common type Japan tube/semic... |
J |
|
2SD1577 |
|
Common type Japan tube/semic... |
J |
|
2SD1666 |
|
Sanyo Electric Co. Ltd.; Mor... |
J |
|
2SD1762 |
|
ROHM Co., Ltd.; Kyoto |
J |
|
2SD1878 |
|
Sanyo Electric Co. Ltd.; Mor... |
J |
|
2SD1893 |
|
Common type Japan tube/semic... |
J |
|
2SD1894 |
|
Common type Japan tube/semic... |
J |
|
2SD1913 |
|
Sanyo Electric Co. Ltd.; Mor... |
J |
|
2SD1944 |
|
ROHM Co., Ltd.; Kyoto |
J |
|
2SD2012 |
|
Toshiba Corporation; Tokyo |
J |
|
2SD2037 |
|
Common type Japan tube/semic... |
J |
|
2SD2061 |
|
ROHM Co., Ltd.; Kyoto |
J |
|
2SD2331 |
|
Common type Japan tube/semic... |
J |
|
2SD2394 |
|
ROHM Co., Ltd.; Kyoto |
J |
|
2SD2396 |
|
ROHM Co., Ltd.; Kyoto |
J |
|
Museum Roggenhofer started his/her tube collection (valve collection) here on 01.May.2007.
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