Excerpt from the tube collection of Jacob Roschy. These images (tube photos) were uploaded to the respective tubes or valves by Jacob Roschy.
18E |
|
Sylvania (Hygrade, GTE, Nilc... |
USA |
|
19 |
1933 |
Common type USA tube/semicond. |
USA |
|
19AQ5 |
|
Common type Worldwide tube/s... |
ZZ |
|
19T8 |
1948 |
Common type USA tube/semicond. |
USA |
|
20Y1 |
|
TeKaDe (TKD), Süddeutsche Te... |
D |
|
21B6 |
|
Mazda (tubes), Mazda-Belvu, ... |
F |
|
24NG |
1933 |
Loewe-(Opta); Deutschland |
D |
|
25-75V1A |
|
Mazda (tubes), Mazda-Belvu, ... |
F |
|
25A6 |
1935 |
Common type USA tube/semicond. |
USA |
|
25A6G |
|
Common type USA tube/semicond. |
USA |
|
25A7G |
|
Common type USA tube/semicond. |
USA |
|
25D8GT |
|
Common type USA tube/semicond. |
USA |
|
25L6 |
1936 |
Common type USA tube/semicond. |
USA |
|
25L6G |
1937 |
Common type USA tube/semicond. |
USA |
|
25L6GT |
1938 |
Common type USA tube/semicond. |
USA |
|
25T3G |
|
Mazda (tubes), Mazda-Belvu, ... |
F |
|
25X6GT |
|
Common type USA tube/semicond. |
USA |
|
25Z5 |
1933 |
Common type Worldwide tube/s... |
ZZ |
|
25Z6G |
|
Common type USA tube/semicond. |
USA |
|
25Z6GT |
|
Common type USA tube/semicond. |
USA |
|
26E6WG |
|
Common type USA tube/semicond. |
USA |
|
26NG |
1934 |
Loewe-(Opta); Deutschland |
D |
|
27 |
1927 |
Common type Worldwide tube/s... |
ZZ |
|
30NG |
1935 |
Loewe-(Opta); Deutschland |
D |
|
33E1 |
|
Loewe-(Opta); Deutschland |
D |
|
|
35FN5 |
1961 |
Common type France tube/semi... |
F |
|
35L6GT |
|
Common type USA tube/semicond. |
USA |
|
35Z4GT |
|
Common type USA tube/semicond. |
USA |
|
35Z5GT |
1939 |
Common type USA tube/semicond. |
USA |
|
Jacob Roschy started his/her tube collection (valve collection) here on 26.Oct.2004.
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