Excerpt from the tube collection of Museum Roggenhofer. These images (tube photos) were uploaded to the respective tubes or valves by Museum Roggenhofer.
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 |
|
2SD2058 |
|
Common type Hong Kong tube/s... |
HK |
|
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 |
|
2SH21 |
|
Toshiba Corporation; Tokyo |
J |
|
2SJ50 |
|
Hitachi Ltd.; Tokyo |
J |
|
2SK30 |
|
Toshiba Corporation; Tokyo |
J |
|
2SK32 |
|
NEC Corporation, Nippon Elec... |
J |
|
2SK241 |
|
Toshiba Corporation; Tokyo |
J |
|
2SK794 |
|
Toshiba Corporation; Tokyo |
J |
|
2SK1010 |
|
Common type Japan tube/semic... |
J |
|
2SK1014 |
|
Common type Japan tube/semic... |
J |
|
2SK1044 |
|
Common type Japan tube/semic... |
J |
|
2SK1118 |
|
Toshiba Corporation; Tokyo |
J |
|
2SK1134 |
|
Common type Japan tube/semic... |
J |
|
2SK1221 |
|
Common type Japan tube/semic... |
J |
|
2SK1603 |
|
Toshiba Corporation; Tokyo |
J |
|
2SK2038 |
|
Toshiba Corporation; Tokyo |
J |
|
2SK2134 |
|
NEC Corporation, Nippon Elec... |
J |
|
2SK2545 |
|
Toshiba Corporation; Tokyo |
J |
|
2SK2632 |
|
Sanyo Electric Co. Ltd.; Mor... |
J |
|
|
Museum Roggenhofer started his/her tube collection (valve collection) here on 01.May.2007.
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