Excerpt from the tube collection of Peter Pfeiffer. These images (tube photos) were uploaded to the respective tubes or valves by Peter Pfeiffer.
| 2SB727 |
|
| Hitachi Ltd.; Tokyo |
J |
|
| 2SB861 |
|
| Hitachi Ltd.; Tokyo |
J |
|
| 2SB1322 |
|
| Common type Japan tube/semic... |
J |
|
| 2SC562 |
|
| Matsushita tubes; Osaka |
J |
|
| 2SC782 |
|
| Toshiba Corporation; Tokyo |
J |
|
| 2SC945 |
|
| NEC Corporation, Nippon Elec... |
J |
|
| 2SC1098 |
|
| NEC Corporation, Nippon Elec... |
J |
|
| 2SC1398 |
|
| Common type Japan tube/semic... |
J |
|
| 2SC1413 |
|
| Hitachi Ltd.; Tokyo |
J |
|
| 2SC1505 |
|
| NEC Corporation, Nippon Elec... |
J |
|
| 2SC1810 |
|
| Sony Corporation; Tokyo |
J |
|
| 2SC1815 |
|
| Toshiba Corporation; Tokyo |
J |
|
| 2SC1845 |
|
| NEC Corporation, Nippon Elec... |
J |
|
| 2SC1921 |
|
| Hitachi Ltd.; Tokyo |
J |
|
| 2SC2001 |
|
| NEC Corporation, Nippon Elec... |
J |
|
| 2SC2073 |
|
| Toshiba Corporation; Tokyo |
J |
|
| 2SC2166 |
|
| Common type Japan tube/semic... |
J |
|
| 2SC2526 |
|
| Common type Japan tube/semic... |
J |
|
| 2SC2570A |
|
| NEC Corporation, Nippon Elec... |
J |
|
| 2SC3202 |
|
| Common type South Korea tube... |
ROK |
|
| 2SC3309 |
|
| Toshiba Corporation; Tokyo |
J |
|
| 2SC3679 |
|
| Common type Japan tube/semic... |
J |
|
| 2SC3852 |
|
| Common type Japan tube/semic... |
J |
|
| 2SC4242 |
|
| Common type Japan tube/semic... |
J |
|
| 2SD261 |
|
| NEC Corporation, Nippon Elec... |
J |
|
| 2SD350 |
|
| Common type Japan tube/semic... |
J |
|
| 2SD415 |
|
| NEC Corporation, Nippon Elec... |
J |
|
| 2SD588 |
|
| NEC Corporation, Nippon Elec... |
J |
|
| 2SD612 |
|
| Sanyo Electric Co. Ltd.; Mor... |
J |
|
| 2SD768 |
|
| Hitachi Ltd.; Tokyo |
J |
|
Peter Pfeiffer started his/her tube collection (valve collection) here on 07.May.2020.
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