Panoramica della collezione di valvole di Justo Puertas-Paule. Queste immagini sono state inviate da Justo Puertas-Paule nella pagina di ciascuna valvola.
| 01A |
1925 |
| Common type USA tube/semicond. |
USA |
|
| UY227 |
1927 |
| Common type USA tube/semicond. |
USA |
|
| B443 |
1927 |
| Philips; Eindhoven (tubes in... |
NL |
|
| E424 |
1928 |
| Philips; Eindhoven (tubes in... |
NL |
|
| 3NFW |
1929 |
| Loewe-(Opta); Deutschland |
D |
|
| F443 |
1930 |
| Philips; Eindhoven (tubes in... |
NL |
|
| 38 |
1930 |
| RCA (RCA Victor Co. Inc.); N... |
USA |
|
| E452T |
1931 |
| Philips; Eindhoven (tubes in... |
NL |
|
| 57 |
1931 |
| Common type USA tube/semicond. |
USA |
|
| 43 |
1932 |
| Common type USA tube/semicond. |
USA |
|
| 6A7 |
1933 |
| Common type USA tube/semicond. |
USA |
|
| 6C6 |
1933 |
| Common type USA tube/semicond. |
USA |
|
| 6D7 |
1933 |
| Majestic tubes of Grigsby-Gr... |
USA |
|
| 78 |
1933 |
| Common type Worldwide tube/s... |
ZZ |
|
| 866A |
1933 |
| General Electric for Brand R... |
USA |
|
| 2A3 |
1933 |
| Common type USA tube/semicond. |
USA |
|
| 2A6 |
1933 |
| Common type USA tube/semicond. |
USA |
|
| AF3 |
1934 |
| Common type Europe tube/semi... |
EU |
|
| CY1 |
1934 |
| Common type Europe tube/semi... |
EU |
|
| CY2 |
1934 |
| Common type Europe tube/semi... |
EU |
|
| 6K7G |
1935 |
| Common type USA tube/semicond. |
USA |
|
| KK2 |
1935 |
| Common type Europe tube/semi... |
EU |
|
| 5Z4G |
1935 |
| Common type Worldwide tube/s... |
ZZ |
|
| 6A8 |
1935 |
| Common type Worldwide tube/s... |
ZZ |
|
| 6H6 |
1935 |
| Common type Worldwide tube/s... |
ZZ |
|
| KF3 |
1936 |
| Common type Europe tube/semi... |
EU |
|
| CL4 |
1936 |
| Common type Europe tube/semi... |
EU |
|
| EBC3 |
1936 |
| Philips; Eindhoven (tubes in... |
NL |
|
| EF6 |
1936 |
| Common type Europe tube/semi... |
EU |
|
| 5U4G |
1936 |
| Common type Worldwide tube/s... |
ZZ |
|
Pagina personale presso Radiomuseum di Justo Puertas-Paule con la propria collezione.
In qualità di iscritto a Radiomuseum.org, Justo Puertas-Paule ha creato la propria pagina con i pezzi della propria collezione.
Justo Puertas-Paule ha iniziato a pubblicare la propria collezione dal 11.Jun.2014.
[noindex-it]
