Excerpt from the tube collection of Rudolf Osterkamp. These images (tube photos) were uploaded to the respective tubes or valves by Rudolf Osterkamp.
NG40 |
|
Ostar (Gustav Ganz); Wien |
A |
|
NG3020 |
|
Loewe-(Opta); Deutschland |
D |
|
NJM2068 |
|
Common type Japan tube/semic... |
J |
|
NKT274 |
|
Newmarket Transistors Ltd. ... |
GB |
|
NKT603 |
|
Newmarket Transistors Ltd. ... |
GB |
|
NKT677 |
|
Newmarket Transistors Ltd. ... |
GB |
|
|
NL-5750-S |
|
National Electronics, Inc.; ... |
USA |
|
NM400 |
|
Thomson (marque), Thomson-Ho... |
F |
|
NMC27C64 |
|
Fairchild Semiconductor Inc.... |
USA |
|
NMC27C128 |
|
Common type Worldwide tube/s... |
ZZ |
|
NMC27C256 |
|
Common type Worldwide tube/s... |
ZZ |
|
NN4 |
|
Sator (brand of Tungsram for... |
H |
|
|
NR23 |
|
Common type Great Britain tu... |
GB |
|
|
NT77C10 |
|
Nortron, Hermann Köhler Elek... |
D |
|
NT77C43 |
|
Nortron, Hermann Köhler Elek... |
D |
|
NT0601R |
|
Common type Europe tube/semi... |
EU |
|
NT9690 |
|
Nortron, Hermann Köhler Elek... |
D |
|
NTE937 |
|
Common type USA tube/semicond. |
USA |
|
NTE941 |
|
Common type USA tube/semicond. |
USA |
|
O240/2000 |
|
Tungsram; Budapest (see also... |
H |
|
O1500/5000 |
|
Tungsram; Budapest (see also... |
H |
|
OA92 |
|
Valvo GmbH, Radioröhrenfabri... |
D |
|
OA130 |
|
Telefunken Deutschland (TFK)... |
D |
|
OA257 |
|
SAF Süddeutsche Apparate-Fab... |
D |
|
OA665 |
|
Werk für Fernmeldewesen (OSW... |
D |
|
OAP12 |
|
Mullard Radio Valve Co. Ltd.; |
GB |
|
OAZ203 |
|
Valvo GmbH, Radioröhrenfabri... |
D |
|
Rudolf Osterkamp started his/her tube collection (valve collection) here on 04.Aug.2008.
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