Excerpt from the tube collection of Karlheinz Fischer. These images (tube photos) were uploaded to the respective tubes or valves by Karlheinz Fischer.
UX199 |
1925 |
General Electric for Brand R... |
USA |
|
UX171A |
1926 |
Common type USA tube/semicond. |
USA |
|
UX112/A |
|
Common type USA tube/semicond. |
USA |
|
UV-216 |
|
RCA (RCA Victor Co. Inc.); N... |
USA |
|
UV201A |
1922 |
General Electric for Brand R... |
USA |
|
UV200 |
1920 |
General Electric for Brand R... |
USA |
|
UV199 |
1922 |
Common type Worldwide tube/s... |
ZZ |
|
UU8 |
|
Mazda = Valve (Tube) brand G... |
GB |
|
UU6 |
|
Mazda = Valve (Tube) brand G... |
GB |
|
UU5 |
|
Mazda = Valve (Tube) brand G... |
GB |
|
|
UM91531 |
|
Common type Taiwan tube/semi... |
TW |
|
UM8259 |
|
Common type USA tube/semicond. |
USA |
|
UM8250B |
|
Common type USA tube/semicond. |
USA |
|
UM6502 |
|
Common type Taiwan tube/semi... |
TW |
|
UM6116 |
|
Common type Taiwan tube/semi... |
TW |
|
UM3750A |
|
Common type USA tube/semicond. |
USA |
|
UM2148 |
|
Common type USA tube/semicond. |
USA |
|
UM82C11 |
|
Common type USA tube/semicond. |
USA |
|
UM11 |
1940 |
Common type Europe tube/semi... |
EU |
|
UM4 |
1940 |
Common type Europe tube/semi... |
EU |
|
ULN2823 |
|
Common type Worldwide tube/s... |
ZZ |
|
ULN2803A |
|
Common type USA tube/semicond. |
USA |
|
ULN2801 |
|
Common type Worldwide tube/s... |
ZZ |
|
ULN2242 |
|
Common type USA tube/semicond. |
USA |
|
ULN2004 |
|
Common type Worldwide tube/s... |
ZZ |
|
ULN2003 |
|
Common type USA tube/semicond. |
USA |
|
UL1482 |
|
Unitra CEMI, Naukowo-Produkc... |
PL |
|
UL1211 |
|
Unitra CEMI, Naukowo-Produkc... |
PL |
|
UL84 |
1955 |
Common type Europe tube/semi... |
EU |
|
Karlheinz Fischer started his/her tube collection (valve collection) here on 19.Nov.2005.
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