Excerpt from the tube collection of Rudolf Osterkamp. These images (tube photos) were uploaded to the respective tubes or valves by Rudolf Osterkamp.
U4E8 |
|
Pedersen, M.P. (earlier: Sko... |
DK |
|
U6A900959X |
|
ATES; L’Aquila, Milano, Napo... |
I |
|
U6_Ultremit |
|
Kremenezky, Johann (Sator); ... |
A |
|
U9A993059X |
|
Fairchild Semiconductor Inc.... |
USA |
|
U920/6_p8 |
|
Osram GmbH KG; Berlin |
D |
|
|
UC3524 |
|
Common type USA tube/semicond. |
USA |
|
UC3842 |
|
Common type Worldwide tube/s... |
ZZ |
|
UDN2982 |
|
Common type USA tube/semicond. |
USA |
|
|
UF-2 |
|
Common type Japan tube/semic... |
J |
|
UF5408 |
|
Common type Worldwide tube/s... |
ZZ |
|
UGB3132AD |
|
Common type USA tube/semicond. |
USA |
|
UGN3020 |
|
Common type USA tube/semicond. |
USA |
|
UL1402 |
|
Unitra CEMI, Naukowo-Produkc... |
PL |
|
Ultra |
|
Radioröhren-Laboratorium-Gmb... |
D |
|
UM61256 |
|
Common type Taiwan tube/semi... |
TW |
|
unknown_Deuterium-Lp |
|
Common type Worldwide tube/s... |
ZZ |
|
Unknown_photocell |
|
RCA (RCA Victor Co. Inc.); N... |
USA |
|
US4K80R |
|
Common type Japan tube/semic... |
J |
|
UU3 |
|
Mazda = Valve (Tube) brand G... |
GB |
|
UV876 |
|
RCA (RCA Victor Co. Inc.); N... |
USA |
|
UV886 |
|
General Electric for Brand R... |
USA |
|
UVC3100 |
|
Intermetall Halbleiterwerk, ... |
D |
|
UX-30_Japan |
|
Common type Japan tube/semic... |
J |
|
UX120 |
|
Common type USA tube/semicond. |
USA |
|
UX865 |
|
RCA (RCA Victor Co. Inc.); N... |
USA |
|
UX874 |
|
RCA (RCA Victor Co. Inc.); N... |
USA |
|
UY1 |
|
Common type Europe tube/semi... |
EU |
|
V1,4-St10 |
|
Siemens (& Halske, -Schucker... |
D |
|
Rudolf Osterkamp started his/her tube collection (valve collection) here on 04.Aug.2008.
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