Excerpt from the tube collection of Otto Frosinn. These images (tube photos) were uploaded to the respective tubes or valves by Otto Frosinn.
EMM803 |
1964 |
Lorenz; Berlin, Zuffenhausen... |
D |
|
ER120 |
|
Eveready (Ever Ready), AENMC... |
USA |
|
ER227 |
|
Raytheon Mfg. Co.; Cambridge... |
USA |
|
ES4 |
1921 |
Ediswan, Siemens Edison Swan... |
GB |
|
EUVI |
|
Osram GmbH KG; Berlin |
D |
|
EUXII |
|
Osram GmbH KG; Berlin |
D |
|
EY51 |
1948 |
Philips; Eindhoven (tubes in... |
NL |
|
EZ11 |
1938 |
Common type Europe tube/semi... |
EU |
|
EZ12 |
1938 |
Telefunken Deutschland (TFK)... |
D |
|
EZ40 |
1948 |
Common type Europe tube/semi... |
EU |
|
EZ80 |
1952 |
Common type Europe tube/semi... |
EU |
|
F2a11 |
|
Common type Europe tube/semi... |
EU |
|
F80U |
|
Siemens (& Halske, -Schucker... |
D |
|
G354 |
|
Common type Europe tube/semi... |
EU |
|
G2504 |
|
Valvo GmbH, Radioröhrenfabri... |
D |
|
GL803 |
|
General Electric Co. (GE); B... |
USA |
|
GL8866 |
|
General Electric Co. (GE); B... |
USA |
|
GR44 |
|
Cerberus AG, Schweiz |
CH |
|
GR150DA |
|
Deutsche Glimmlampen GmbH, (... |
D |
|
H63 |
1937 |
Common type Great Britain tu... |
GB |
|
H4128D |
1933 |
Valvo GmbH, Radioröhrenfabri... |
D |
|
HK54 |
|
Heintz & Kaufman Ltd. (Gamma... |
USA |
|
HK90 |
1950 |
Common type Europe tube/semi... |
EU |
|
HR1/60/0,5 |
|
AEG (Radios) Allg.Elektricit... |
D |
|
HRP2/100/1,5 |
|
AEG (Radios) Allg.Elektricit... |
D |
|
HY90 |
1951 |
Common type Europe tube/semi... |
EU |
|
К-113АЭ |
|
Common type USSR (SU) tube/s... |
SU |
|
К-306 |
|
Common type USSR (SU) tube/s... |
SU |
|
KC1_4pin |
1934 |
Common type Europe tube/semi... |
EU |
|
KC1_p8 |
1936 |
Common type Europe tube/semi... |
EU |
|
Otto Frosinn started his/her tube collection (valve collection) here on 03.Apr.2006.
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