Excerpt from the tube collection of Museum Roggenhofer. These images (tube photos) were uploaded to the respective tubes or valves by Museum Roggenhofer.
R2499 |
|
Texas Instruments, Dallas |
USA |
|
PU393 |
|
Motorola Inc. (ex Galvin Mfg... |
USA |
|
PU51 |
|
Motorola Inc. (ex Galvin Mfg... |
USA |
|
PT6007 |
|
Common type Italy tube/semic... |
I |
|
|
PT1017 |
|
Common type USA tube/semicond. |
USA |
|
PN4304 |
|
Common type USA tube/semicond. |
USA |
|
PE489 |
|
Common type USA tube/semicond. |
USA |
|
ON4673 |
|
Philips; Eindhoven (tubes in... |
NL |
|
ON4521 |
|
Philips; Eindhoven (tubes in... |
NL |
|
ON4213 |
|
Philips; Eindhoven (tubes in... |
NL |
|
ON4046 |
|
Philips; Eindhoven (tubes in... |
NL |
|
ON275 |
|
Motorola Inc. (ex Galvin Mfg... |
USA |
|
ON255 |
|
Motorola Inc. (ex Galvin Mfg... |
USA |
|
OC602 |
|
Telefunken Deutschland (TFK)... |
D |
|
OC400 |
|
Intermetall Halbleiterwerk, ... |
D |
|
OC304 |
|
Intermetall Halbleiterwerk, ... |
D |
|
OC171 |
|
Valvo GmbH, Radioröhrenfabri... |
D |
|
OC169 |
|
Valvo GmbH, Radioröhrenfabri... |
D |
|
OC79 |
|
Valvo GmbH, Radioröhrenfabri... |
D |
|
OC75 |
|
Valvo GmbH, Radioröhrenfabri... |
D |
|
OC74 |
|
Valvo GmbH, Radioröhrenfabri... |
D |
|
OC72 |
|
Common type Europe tube/semi... |
EU |
|
OC71 |
|
Common type Europe tube/semi... |
EU |
|
OC59 |
|
Valvo GmbH, Radioröhrenfabri... |
D |
|
OC46 |
|
Valvo GmbH, Radioröhrenfabri... |
D |
|
OC45 |
|
Common type Europe tube/semi... |
EU |
|
OC44 |
1957 |
Common type Europe tube/semi... |
EU |
|
OC23 |
|
Valvo GmbH, Radioröhrenfabri... |
D |
|
NM400 |
|
Thomson (marque), Thomson-Ho... |
F |
|
Museum Roggenhofer started his/her tube collection (valve collection) here on 01.May.2007.
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