Panoramica della collezione di valvole di Mario Coelho. Queste immagini sono state inviate da Mario Coelho nella pagina di ciascuna valvola.
| ECC81 |
1951 |
| Common type Europe tube/semi... |
EU |
|
| CL33 |
|
| Common type Great Britain tu... |
GB |
|
| 12U5G |
|
| Common type Great Britain tu... |
GB |
|
| 6M-P20 |
|
| Common type Japan tube/semic... |
J |
|
| 1A7 |
|
| Common type USA tube/semicond. |
USA |
|
| 1LD5 |
|
| Common type USA tube/semicond. |
USA |
|
| 1S4 |
1940 |
| Common type USA tube/semicond. |
USA |
|
| 3BA6 |
|
| Common type USA tube/semicond. |
USA |
|
| 6A8GT |
|
| Common type USA tube/semicond. |
USA |
|
| 6C6 |
1933 |
| Common type USA tube/semicond. |
USA |
|
| 6F5G |
|
| Common type USA tube/semicond. |
USA |
|
| 12K8GT |
|
| Common type USA tube/semicond. |
USA |
|
| 12SK7GT |
|
| Common type USA tube/semicond. |
USA |
|
| 14J7 |
|
| Common type USA tube/semicond. |
USA |
|
| 14Q7 |
|
| Common type USA tube/semicond. |
USA |
|
| 35Z3 |
|
| Common type USA tube/semicond. |
USA |
|
| 50B5 |
|
| Common type USA tube/semicond. |
USA |
|
| 82 |
|
| Common type USA tube/semicond. |
USA |
|
| 3BZ6 |
|
| Common type Worldwide tube/s... |
ZZ |
|
| 5U4GB |
|
| Common type Worldwide tube/s... |
ZZ |
|
| 5U8 |
|
| Common type Worldwide tube/s... |
ZZ |
|
| 6AF4A |
|
| Common type Worldwide tube/s... |
ZZ |
|
| 6H6G |
|
| Common type Worldwide tube/s... |
ZZ |
|
| 35A5 |
|
| Common type Worldwide tube/s... |
ZZ |
|
| 35QL6 |
|
| Fivre - tubes; Milano (MI) |
I |
|
| W77 |
|
| Marconi-Osram - (Valves/Tube... |
GB |
|
| ZD17 |
1947 |
| Marconi-Osram - (Valves/Tube... |
GB |
|
| 11MS8 |
|
| Matsushita tubes; Osaka |
J |
|
| 2SC380 |
|
| Toshiba Corporation; Tokyo |
J |
|
|
Pagina personale presso Radiomuseum di Mario Coelho con la propria collezione.
In qualità di iscritto a Radiomuseum.org, Mario Coelho ha creato la propria pagina con i pezzi della propria collezione.
Mario Coelho ha iniziato a pubblicare la propria collezione dal 13.Sep.2005.
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