Excerpt from the tube collection of Museum Roggenhofer. These images (tube photos) were uploaded to the respective tubes or valves by Museum Roggenhofer.
| 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 |
|
| 5P4M |
|
| NEC Corporation, Nippon Elec... |
J |
|
| 30D1 |
|
| Common type Japan tube/semic... |
J |
|
| 38-U2 |
|
| Common type Japan tube/semic... |
J |
|
| 1849_Sanken |
|
| Common type Japan tube/semic... |
J |
|
| AF267 |
|
| Philips; Eindhoven (tubes in... |
NL |
|
| BC417 |
|
| Philips; Eindhoven (tubes in... |
NL |
|
| BD115 |
|
| Philips; Eindhoven (tubes in... |
NL |
|
| BD182 |
|
| Philips; Eindhoven (tubes in... |
NL |
|
| BD274 |
|
| Philips; Eindhoven (tubes in... |
NL |
|
| BD935 |
|
| Philips; Eindhoven (tubes in... |
NL |
|
| BD936 |
|
| Philips; Eindhoven (tubes in... |
NL |
|
| BD944 |
|
| Philips; Eindhoven (tubes in... |
NL |
|
| BDT64 |
|
| Philips; Eindhoven (tubes in... |
NL |
|
Museum Roggenhofer started his/her tube collection (valve collection) here on 01.May.2007.
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