Excerpt from the tube collection of Rudolf Osterkamp. These images (tube photos) were uploaded to the respective tubes or valves by Rudolf Osterkamp.
A141 |
1925 |
Philips; Eindhoven (tubes in... |
NL |
|
A4.06 |
|
Heussen, M. & Co; Arnhem |
NL |
|
110CB4 |
|
Panasonic, Matsushita, Natio... |
J |
|
10DC-1R |
|
Common type Japan tube/semic... |
J |
|
5P2M |
|
NEC Corporation, Nippon Elec... |
J |
|
2SK2645 |
|
Common type Japan tube/semic... |
J |
|
2SK1643 |
|
Toshiba Corporation; Tokyo |
J |
|
2SK1507 |
|
Common type Japan tube/semic... |
J |
|
2SK727 |
|
Common type Japan tube/semic... |
J |
|
2SK133 |
|
Hitachi Ltd.; Tokyo |
J |
|
2SK49 |
|
NEC Corporation, Nippon Elec... |
J |
|
2SJ353 |
|
NEC Corporation, Nippon Elec... |
J |
|
2SJ142 |
|
NEC Corporation, Nippon Elec... |
J |
|
2SJ48 |
|
Hitachi Ltd.; Tokyo |
J |
|
2SD1521 |
|
Hitachi Ltd.; Tokyo |
J |
|
2SD820 |
|
Toshiba Corporation; Tokyo |
J |
|
2SD424 |
|
Toshiba Corporation; Tokyo |
J |
|
2SC5244 |
|
Common type Japan tube/semic... |
J |
|
2SC3998 |
|
Sanyo Electric Co. Ltd.; Mor... |
J |
|
2SC3893 |
|
Toshiba Corporation; Tokyo |
J |
|
2SC3264 |
|
Common type Japan tube/semic... |
J |
|
2SC3060 |
|
Common type Japan tube/semic... |
J |
|
2SC2879 |
|
Toshiba Corporation; Tokyo |
J |
|
2SC2510 |
|
Toshiba Corporation; Tokyo |
J |
|
2SC2023 |
|
Common type Japan tube/semic... |
J |
|
2SC984 |
|
Hitachi Ltd.; Tokyo |
J |
|
2SC930 |
|
Sanyo Electric Co. Ltd.; Mor... |
J |
|
2SC680 |
|
Hitachi Ltd.; Tokyo |
J |
|
2SC640 |
|
NEC Corporation, Nippon Elec... |
J |
|
2SC627 |
|
Common type Japan tube/semic... |
J |
|
Rudolf Osterkamp started his/her tube collection (valve collection) here on 04.Aug.2008.
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