Excerpt from the tube collection of Rudolf Osterkamp. These images (tube photos) were uploaded to the respective tubes or valves by Rudolf Osterkamp.
µPD446 |
|
NEC Corporation, Nippon Elec... |
J |
|
µPD4016 |
|
NEC Corporation, Nippon Elec... |
J |
|
µPD7811 |
|
NEC Corporation, Nippon Elec... |
J |
|
µPD8085 |
|
NEC Corporation, Nippon Elec... |
J |
|
2S102 |
|
NEC Corporation, Nippon Elec... |
J |
|
2SA733 |
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NEC Corporation, Nippon Elec... |
J |
|
2SB600 |
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NEC Corporation, Nippon Elec... |
J |
|
2SC640 |
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NEC Corporation, Nippon Elec... |
J |
|
2SJ142 |
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NEC Corporation, Nippon Elec... |
J |
|
2SJ353 |
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NEC Corporation, Nippon Elec... |
J |
|
2SK49 |
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NEC Corporation, Nippon Elec... |
J |
|
5P2M |
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NEC Corporation, Nippon Elec... |
J |
|
A_Nelson |
1926 |
Nelson Electric Co. Ltd.; Lo... |
GB |
|
DE06_Nelson |
1926 |
Nelson Electric Co. Ltd.; Lo... |
GB |
|
ACY21 |
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Newmarket Transistors Ltd. ... |
GB |
|
NKT274 |
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Newmarket Transistors Ltd. ... |
GB |
|
NKT603 |
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Newmarket Transistors Ltd. ... |
GB |
|
NKT677 |
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Newmarket Transistors Ltd. ... |
GB |
|
OC77P |
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Newmarket Transistors Ltd. ... |
GB |
|
NA450 |
|
Niggl-Hochvakuum-Industrie, ... |
D |
|
VR5 |
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Niggl-Hochvakuum-Industrie, ... |
D |
|
VR6 |
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Niggl-Hochvakuum-Industrie, ... |
D |
|
Type4V |
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Noiseless, Daalen, Radio Tec... |
NL |
|
NT77C10 |
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Nortron, Hermann Köhler Elek... |
D |
|
NT77C43 |
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Nortron, Hermann Köhler Elek... |
D |
|
NT9690 |
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Nortron, Hermann Köhler Elek... |
D |
|
AC3P4 |
|
Novis; Wien (Tubes) |
A |
|
HW30 |
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Novis; Wien (Tubes) |
A |
|
W.Gl.2,4a |
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NSF, Nürnberger Schraubenf. ... |
D |
|
32/1NT6 |
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NSF, Nürnberger Schraubenf. ... |
D |
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Rudolf Osterkamp started his/her tube collection (valve collection) here on 04.Aug.2008.
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