Excerpt from the tube collection of Rudolf Osterkamp. These images (tube photos) were uploaded to the respective tubes or valves by Rudolf Osterkamp.
HI20N50 |
|
Thomson (marque), Thomson-Ho... |
F |
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HI2-200 |
|
Common type USA tube/semicond. |
USA |
|
HI1-0201 |
|
Common type USA tube/semicond. |
USA |
|
HGTG20N60A4D |
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Fairchild Semiconductor Inc.... |
USA |
|
HF_red_ring |
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Mullard Radio Valve Co. Ltd.; |
GB |
|
HF_Mullard |
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Mullard Radio Valve Co. Ltd.; |
GB |
|
HDSP-2300 |
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Common type USA tube/semicond. |
USA |
|
HD613901 |
|
Hitachi Ltd.; Tokyo |
J |
|
HD24 |
|
MO Valve Co. Ltd.; GB |
GB |
|
HCTR0320 |
|
Common type USA tube/semicond. |
USA |
|
HCPL-2531 |
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Common type USA tube/semicond. |
USA |
|
HC4015A |
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RCA (RCA Victor Co. Inc.); N... |
USA |
|
HA1141R |
|
Siemens (& Halske, -Schucker... |
D |
|
HA3-4741-5 |
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Raytheon Mfg. Co.; Cambridge... |
USA |
|
HA2-2525-5 |
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Common type USA tube/semicond. |
USA |
|
H407 |
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Tungsram; Budapest (see also... |
H |
|
H304C |
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Common type Europe tube/semi... |
EU |
|
H31N08B01 |
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Westinghouse El. & Mfg. Co. ... |
USA |
|
H30 |
|
MO Valve Co. Ltd.; GB |
GB |
|
H4 |
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Kremenezky, Johann (Sator); ... |
A |
|
H_Splendid |
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Heussen, M. & Co; Arnhem |
NL |
|
|
GZ32 |
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Common type Europe tube/semi... |
EU |
|
GXU1 |
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Marconi-Osram - (Valves/Tube... |
GB |
|
GTR150W |
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Hivac Ltd.; Harrow-on-the-Hill |
GB |
|
GT1C |
|
Marconi-Osram - (Valves/Tube... |
GB |
|
GSD4/12 |
|
TeKaDe (TKD), Süddeutsche Te... |
D |
|
|
GS10C/S |
|
Ericsson Telephones / Britis... |
GB |
|
GRS251 |
|
Phönix Röntgenröhrenwerk, Ru... |
D |
|
Rudolf Osterkamp started his/her tube collection (valve collection) here on 04.Aug.2008.
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