Excerpt from the tube collection of Rudolf Osterkamp. These images (tube photos) were uploaded to the respective tubes or valves by Rudolf Osterkamp.
OC304 |
|
Intermetall Halbleiterwerk, ... |
D |
|
OC305 |
|
Intermetall Halbleiterwerk, ... |
D |
|
OC309 |
|
Intermetall Halbleiterwerk, ... |
D |
|
OD604 |
|
Telefunken Deutschland (TFK)... |
D |
|
ON313 |
|
Philips; Eindhoven (tubes in... |
NL |
|
ON992 |
|
Philips; Eindhoven (tubes in... |
NL |
|
ON4343 |
|
Philips; Eindhoven (tubes in... |
NL |
|
PH6678P |
|
Philips; Eindhoven (tubes in... |
NL |
|
PHC2300 |
|
Philips; Eindhoven (tubes in... |
NL |
|
PN3565 |
|
Common type USA tube/semicond. |
USA |
|
PN4355 |
|
Common type USA tube/semicond. |
USA |
|
PN5139 |
|
Common type USA tube/semicond. |
USA |
|
PT-2S |
|
Hytron; Salem (MA) |
USA |
|
PT6042 |
|
Common type Italy tube/semic... |
I |
|
RFP8N20 |
|
Common type Worldwide tube/s... |
ZZ |
|
RT-24 |
|
Delco - tubes; USA |
USA |
|
RT-26 |
|
Sylvania (Hygrade, GTE, Nilc... |
USA |
|
S30SC4M |
|
Common type Japan tube/semic... |
J |
|
S408T |
|
Telefunken Deutschland (TFK)... |
D |
|
SC237 |
|
Halbleiterwerk Frankfurt /Od... |
D |
|
SF121 |
|
Halbleiterwerk Frankfurt /Od... |
D |
|
SM4144 |
|
Motorola Inc. (ex Galvin Mfg... |
USA |
|
SP1037 |
|
Motorola Inc. (ex Galvin Mfg... |
USA |
|
SP2574 |
|
Motorola Inc. (ex Galvin Mfg... |
USA |
|
SS108 |
|
Halbleiterwerk Frankfurt /Od... |
D |
|
SS7390 |
|
Motorola Inc. (ex Galvin Mfg... |
USA |
|
STD3NK80 |
|
Thomson (marque), Thomson-Ho... |
F |
|
STP2N80 |
|
Thomson (marque), Thomson-Ho... |
F |
|
|
T6018V |
|
RCA (RCA Victor Co. Inc.); N... |
USA |
|
Rudolf Osterkamp started his/her tube collection (valve collection) here on 04.Aug.2008.
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