Excerpt from the tube collection of Museum Roggenhofer. These images (tube photos) were uploaded to the respective tubes or valves by Museum Roggenhofer.
2SA1012 |
|
Toshiba Corporation; Tokyo |
J |
|
2SA1011 |
|
Sanyo Electric Co. Ltd.; Mor... |
J |
|
2SA999 |
|
Common type Japan tube/semic... |
J |
|
2SA992 |
|
NEC Corporation, Nippon Elec... |
J |
|
2SA984 |
|
Sanyo Electric Co. Ltd.; Mor... |
J |
|
2SA970 |
|
NEC Corporation, Nippon Elec... |
J |
|
2SA968 |
|
Toshiba Corporation; Tokyo |
J |
|
2SA965 |
|
Toshiba Corporation; Tokyo |
J |
|
2SA958 |
|
Common type Japan tube/semic... |
J |
|
2SA940 |
|
Toshiba Corporation; Tokyo |
J |
|
2SA933 |
|
Common type Japan tube/semic... |
J |
|
2SA900 |
|
Common type Japan tube/semic... |
J |
|
2SA844 |
|
Hitachi Ltd.; Tokyo |
J |
|
2SA817 |
|
Toshiba Corporation; Tokyo |
J |
|
2SA794 |
|
Common type Japan tube/semic... |
J |
|
2SA771 |
|
Common type Japan tube/semic... |
J |
|
2SA768 |
|
Common type Japan tube/semic... |
J |
|
2SA748 |
|
Common type Japan tube/semic... |
J |
|
2SA733 |
|
NEC Corporation, Nippon Elec... |
J |
|
2SA719 |
|
Common type Japan tube/semic... |
J |
|
2SA699 |
|
Common type Japan tube/semic... |
J |
|
2SA683 |
|
Common type Japan tube/semic... |
J |
|
2SA673 |
|
Hitachi Ltd.; Tokyo |
J |
|
2SA671 |
|
Hitachi Ltd.; Tokyo |
J |
|
2SA643 |
|
NEC Corporation, Nippon Elec... |
J |
|
2SA565 |
|
Hitachi Ltd.; Tokyo |
J |
|
2SA564 |
|
Common type Japan tube/semic... |
J |
|
2SA495 |
|
Toshiba Corporation; Tokyo |
J |
|
2SA490 |
|
Toshiba Corporation; Tokyo |
J |
|
2SA473 |
|
Toshiba Corporation; Tokyo |
J |
|
Museum Roggenhofer started his/her tube collection (valve collection) here on 01.May.2007.
[index-en]