Extracto de la colección de válvulas de Michael Mischke. Estas imágenes fueron aportadas en la página de válvula respectiva por Michael Mischke.
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| UNI2088 |
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| NEC Corporation, Nippon Elec... |
J |
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| UM621024 |
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| Common type Taiwan tube/semi... |
TW |
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| UM66TxxL |
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| Common type USA tube/semicond. |
USA |
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| ULN2003 |
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| Common type USA tube/semicond. |
USA |
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| UL1901 |
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| Unitra CEMI, Naukowo-Produkc... |
PL |
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| UL1601 |
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| Unitra CEMI, Naukowo-Produkc... |
PL |
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| UL1405 |
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| Unitra CEMI, Naukowo-Produkc... |
PL |
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| UL1403 |
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| Unitra CEMI, Naukowo-Produkc... |
PL |
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| UL1321 |
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| Unitra CEMI, Naukowo-Produkc... |
PL |
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| UL224D |
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| Halbleiterwerk Frankfurt /Od... |
D |
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| UGN503 |
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| Common type USA tube/semicond. |
USA |
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| UDA1330 |
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| Philips; Eindhoven (tubes in... |
NL |
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| UDA1320 |
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| Philips; Eindhoven (tubes in... |
NL |
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| UC3845 |
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| Common type Worldwide tube/s... |
ZZ |
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| UC3843 |
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| Common type Worldwide tube/s... |
ZZ |
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| UC3842 |
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| Common type Worldwide tube/s... |
ZZ |
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| UBA2013 |
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| Philips; Eindhoven (tubes in... |
NL |
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| UBA2010 |
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| Philips; Eindhoven (tubes in... |
NL |
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| UB8840M |
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| Funkwerk Erfurt, VEB, RFT (O... |
D |
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| UB6220 |
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| Common type China (PRC) tube... |
PRC |
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| UAA2022 |
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| Motorola Inc. (ex Galvin Mfg... |
USA |
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| UAA1000 |
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| Intermetall Halbleiterwerk, ... |
D |
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| UA855D |
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| Funkwerk Erfurt, VEB, RFT (O... |
D |
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| U6239B |
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| Telefunken Deutschland (TFK)... |
D |
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| U3870M |
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| Telefunken Deutschland (TFK)... |
D |
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| U2732 |
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| Mikroelektronik "Karl Marx" ... |
D |
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Michael Mischke inauguró esta muestra de su colección el día 28.Dec.2005.
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