Excerpt from the tube collection of Museum Roggenhofer. These images (tube photos) were uploaded to the respective tubes or valves by Museum Roggenhofer.
2SD1207 |
|
Sanyo Electric Co. Ltd.; Mor... |
J |
|
2SD1159 |
|
Sanyo Electric Co. Ltd.; Mor... |
J |
|
2SD1153 |
|
Sanyo Electric Co. Ltd.; Mor... |
J |
|
2SD1148 |
|
Toshiba Corporation; Tokyo |
J |
|
2SD1145 |
|
Sanyo Electric Co. Ltd.; Mor... |
J |
|
2SD1138 |
|
Hitachi Ltd.; Tokyo |
J |
|
2SD1128 |
|
Common type Japan tube/semic... |
J |
|
2SD1062 |
|
Sanyo Electric Co. Ltd.; Mor... |
J |
|
2SD1052 |
|
Toshiba Corporation; Tokyo |
J |
|
2SD1047 |
|
Sanyo Electric Co. Ltd.; Mor... |
J |
|
2SD986 |
|
NEC Corporation, Nippon Elec... |
J |
|
2SD951 |
|
Common type Japan tube/semic... |
J |
|
2SD894 |
|
Sanyo Electric Co. Ltd.; Mor... |
J |
|
2SD836 |
|
Common type Japan tube/semic... |
J |
|
2SD820 |
|
Toshiba Corporation; Tokyo |
J |
|
2SD793 |
|
NEC Corporation, Nippon Elec... |
J |
|
2SD731 |
|
Common type Japan tube/semic... |
J |
|
2SD725 |
|
Hitachi Ltd.; Tokyo |
J |
|
2SD716 |
|
Toshiba Corporation; Tokyo |
J |
|
2SD669 |
|
Hitachi Ltd.; Tokyo |
J |
|
2SD667 |
|
Hitachi Ltd.; Tokyo |
J |
|
2SD612 |
|
Sanyo Electric Co. Ltd.; Mor... |
J |
|
2SD560 |
|
NEC Corporation, Nippon Elec... |
J |
|
2SD551 |
|
Toshiba Corporation; Tokyo |
J |
|
2SD549 |
|
Toshiba Corporation; Tokyo |
J |
|
2SD545 |
|
Sanyo Electric Co. Ltd.; Mor... |
J |
|
2SD526 |
|
Toshiba Corporation; Tokyo |
J |
|
2SD471 |
|
NEC Corporation, Nippon Elec... |
J |
|
2SD468 |
|
Hitachi Ltd.; Tokyo |
J |
|
2SD438 |
|
Sanyo Electric Co. Ltd.; Mor... |
J |
|
Museum Roggenhofer started his/her tube collection (valve collection) here on 01.May.2007.
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