Excerpt from the tube collection of Rudolf Osterkamp. These images (tube photos) were uploaded to the respective tubes or valves by Rudolf Osterkamp.
P2 |
|
Common type Great Britain tu... |
GB |
|
P2_Cossor |
|
Cossor, A.C.; London |
GB |
|
P2_Longlife |
|
Longlife, the Hague |
NL |
|
P6KE200A |
|
Common type USA tube/semicond. |
USA |
|
P6KE400A |
|
Common type USA tube/semicond. |
USA |
|
P14_NTC |
|
ITT, International Telephone... |
USA |
|
P27/500 |
|
Tungsram; Budapest (see also... |
H |
|
P87C51 |
|
Common type Worldwide tube/s... |
ZZ |
|
P100/1000 |
|
Tungsram; Budapest (see also... |
H |
|
P220A_Mazda |
|
Mazda = Valve (Tube) brand G... |
GB |
|
P237 |
|
Pilot Electric Mfg. Co. (Rad... |
USA |
|
P414 |
|
Tungsram; Budapest (see also... |
H |
|
P425 |
1928 |
Marconi-Osram - (Valves/Tube... |
GB |
|
P425_Triotron |
|
Triotron (tubes) = Brand of ... |
A |
|
P460 |
|
Tungsram; Budapest (see also... |
H |
|
|
P8032 |
|
Common type USA tube/semicond. |
USA |
|
P8224 |
|
Common type USA tube/semicond. |
USA |
|
P8243 |
|
Common type USA tube/semicond. |
USA |
|
PA2_Mullard |
1923 ? |
Mullard Radio Valve Co. Ltd.; |
GB |
|
PB20 |
|
Common type USA tube/semicond. |
USA |
|
PBL406 |
|
Common type Worldwide tube/s... |
ZZ |
|
µPC157 |
|
NEC Corporation, Nippon Elec... |
J |
|
µPC1470 |
|
NEC Corporation, Nippon Elec... |
J |
|
µPC2002 |
|
NEC Corporation, Nippon Elec... |
J |
|
µPD78C14 |
|
NEC Corporation, Nippon Elec... |
J |
|
µPD275C |
|
NEC Corporation, Nippon Elec... |
J |
|
µPD546C |
|
NEC Corporation, Nippon Elec... |
J |
|
µPD547C |
|
NEC Corporation, Nippon Elec... |
J |
|
µPD4364 |
|
NEC Corporation, Nippon Elec... |
J |
|
Rudolf Osterkamp started his/her tube collection (valve collection) here on 04.Aug.2008.
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