Excerpt from the tube collection of Reinhard Hopfe. These images (tube photos) were uploaded to the respective tubes or valves by Reinhard Hopfe.
ABC1 |
1934 |
Common type Europe tube/semi... |
EU |
|
ACH1 |
1933 |
Common type Europe tube/semi... |
EU |
|
AF3 |
1934 |
Common type Europe tube/semi... |
EU |
|
AF7 |
1934 |
Common type Europe tube/semi... |
EU |
|
AZ11 |
1938 |
Common type Europe tube/semi... |
EU |
|
CF7 |
1935 |
Common type Europe tube/semi... |
EU |
|
E80CF |
|
Common type Europe tube/semi... |
EU |
|
ECC83 |
1954 |
Common type Europe tube/semi... |
EU |
|
ECF82 |
|
Common type Europe tube/semi... |
EU |
|
ECH3 |
1939 |
Common type Europe tube/semi... |
EU |
|
EF11 |
1938 |
Common type Europe tube/semi... |
EU |
|
EF12 |
1938 |
Common type Europe tube/semi... |
EU |
|
EF80 |
1950 |
Common type Europe tube/semi... |
EU |
|
EZ11 |
1938 |
Common type Europe tube/semi... |
EU |
|
KBC1 |
1934 |
Common type Europe tube/semi... |
EU |
|
KDD1 |
1936 |
Common type Europe tube/semi... |
EU |
|
KK2 |
1935 |
Common type Europe tube/semi... |
EU |
|
QQE03/12 |
|
Common type Europe tube/semi... |
EU |
|
UCH11 |
1939 |
Common type Europe tube/semi... |
EU |
|
6SK7 |
1938 |
Common type USA tube/semicond. |
USA |
|
6SL7GT |
|
Common type USA tube/semicond. |
USA |
|
ГУ-81М |
|
Common type USSR (SU) tube/s... |
SU |
|
6SN7GT |
|
Common type Worldwide tube/s... |
ZZ |
|
RL12T15 |
|
Lorenz; Berlin, Zuffenhausen... |
D |
|
DK21 |
1940 |
Philips; Eindhoven (tubes in... |
NL |
|
4675 |
|
Philips; Eindhoven (tubes in... |
NL |
|
EL12N |
|
Röhrenwerk Mühlhausen, VEB (... |
D |
|
AH100 |
1937 |
Telefunken Deutschland (TFK)... |
D |
|
CCH1 |
1938 |
Telefunken Deutschland (TFK)... |
D |
|
EBC11 |
1938 |
Telefunken Deutschland (TFK)... |
D |
|
Reinhard Hopfe started his/her tube collection (valve collection) here on 10.Apr.2007.
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