Excerpt from the tube collection of Museum Roggenhofer. These images (tube photos) were uploaded to the respective tubes or valves by Museum Roggenhofer.
µPC1181H |
|
NEC Corporation, Nippon Elec... |
J |
|
µPC1182H |
|
NEC Corporation, Nippon Elec... |
J |
|
µPC1225 |
|
NEC Corporation, Nippon Elec... |
J |
|
µPC1350 |
|
NEC Corporation, Nippon Elec... |
J |
|
µPC1379 |
|
NEC Corporation, Nippon Elec... |
J |
|
µPC4570 |
|
NEC Corporation, Nippon Elec... |
J |
|
µPD2819C |
|
NEC Corporation, Nippon Elec... |
J |
|
µPD78042 |
|
NEC Corporation, Nippon Elec... |
J |
|
1S689 |
|
Hitachi Ltd.; Tokyo |
J |
|
2S52 |
|
Toshiba Corporation; Tokyo |
J |
|
2S53 |
|
Toshiba Corporation; Tokyo |
J |
|
2SA52 |
|
Toshiba Corporation; Tokyo |
J |
|
2SA102 |
|
Matsushita tubes; Osaka |
J |
|
2SA130 |
|
Hitachi Ltd.; Tokyo |
J |
|
2SA454 |
|
Sony Corporation; Tokyo |
J |
|
2SA473 |
|
Toshiba Corporation; Tokyo |
J |
|
2SA490 |
|
Toshiba Corporation; Tokyo |
J |
|
2SA495 |
|
Toshiba Corporation; Tokyo |
J |
|
2SA564 |
|
Common type Japan tube/semic... |
J |
|
2SA565 |
|
Hitachi Ltd.; Tokyo |
J |
|
2SA643 |
|
NEC Corporation, Nippon Elec... |
J |
|
2SA671 |
|
Hitachi Ltd.; Tokyo |
J |
|
2SA673 |
|
Hitachi Ltd.; Tokyo |
J |
|
2SA683 |
|
Common type Japan tube/semic... |
J |
|
2SA699 |
|
Common type Japan tube/semic... |
J |
|
2SA719 |
|
Common type Japan tube/semic... |
J |
|
2SA733 |
|
NEC Corporation, Nippon Elec... |
J |
|
2SA748 |
|
Common type Japan tube/semic... |
J |
|
2SA768 |
|
Common type Japan tube/semic... |
J |
|
2SA771 |
|
Common type Japan tube/semic... |
J |
|
Museum Roggenhofer started his/her tube collection (valve collection) here on 01.May.2007.
[index-en]