Extracto de la colección de válvulas de Marcello Astolfi. Estas imágenes fueron aportadas en la página de válvula respectiva por Marcello Astolfi.
2N1711 |
|
Common type USA tube/semicond. |
USA |
|
2N1893 |
|
Common type USA tube/semicond. |
USA |
|
2N1990 |
|
Common type USA tube/semicond. |
USA |
|
2N2079 |
|
Motorola Inc. (ex Galvin Mfg... |
USA |
|
2N3054 |
|
Common type USA tube/semicond. |
USA |
|
2N3055 |
|
Common type Worldwide tube/s... |
ZZ |
|
2N3232 |
|
Common type USA tube/semicond. |
USA |
|
2N3441 |
|
Common type USA tube/semicond. |
USA |
|
2N3741 |
|
Motorola Inc. (ex Galvin Mfg... |
USA |
|
2N3773 |
|
Common type USA tube/semicond. |
USA |
|
2N3819 |
|
Common type USA tube/semicond. |
USA |
|
2N4093 |
|
Common type USA tube/semicond. |
USA |
|
2N4240 |
|
RCA (RCA Victor Co. Inc.); N... |
USA |
|
2N4302 |
|
Common type USA tube/semicond. |
USA |
|
2N5240 |
|
RCA (RCA Victor Co. Inc.); N... |
USA |
|
2SA30 |
|
TEN (brand), Kobe Kogyo Corp... |
J |
|
2SA31 |
|
TEN (brand), Kobe Kogyo Corp... |
J |
|
2SA141 |
|
Common type Japan tube/semic... |
J |
|
2SA142 |
|
Common type Japan tube/semic... |
J |
|
2SA275 |
|
TEN (brand), Kobe Kogyo Corp... |
J |
|
2SA322 |
|
Sanyo Electric Co. Ltd.; Mor... |
J |
|
2SA324 |
|
Sanyo Electric Co. Ltd.; Mor... |
J |
|
2SA673 |
|
Hitachi Ltd.; Tokyo |
J |
|
2SA1020 |
|
Toshiba Corporation; Tokyo |
J |
|
2SA1286 |
|
Common type Japan tube/semic... |
J |
|
2SB54 |
|
Toshiba Corporation; Tokyo |
J |
|
2SB56 |
|
Toshiba Corporation; Tokyo |
J |
|
2SB75 |
|
Hitachi Ltd.; Tokyo |
J |
|
2SB77 |
|
Hitachi Ltd.; Tokyo |
J |
|
2SB111 |
|
NEC Corporation, Nippon Elec... |
J |
|
Marcello Astolfi inauguró esta muestra de su colección el día 10.May.2015.
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