Excerpt from the tube collection of Otto Frosinn. These images (tube photos) were uploaded to the respective tubes or valves by Otto Frosinn.
QB2/250 |
|
Philips; Eindhoven (tubes in... |
NL |
|
QB3,5/750 |
|
Philips; Eindhoven (tubes in... |
NL |
|
QB4/1100GA |
|
Philips; Eindhoven (tubes in... |
NL |
|
QQE03/20 |
|
Philips; Eindhoven (tubes in... |
NL |
|
QQE04/5 |
|
Philips; Eindhoven (tubes in... |
NL |
|
QQE04/20 |
|
Philips; Eindhoven (tubes in... |
NL |
|
QQE06/40 |
|
Philips; Eindhoven (tubes in... |
NL |
|
TB2,5/400 |
|
Philips; Eindhoven (tubes in... |
NL |
|
UF21 |
1941 |
Philips; Eindhoven (tubes in... |
NL |
|
1701 |
|
Philips; Eindhoven (tubes in... |
NL |
|
1702 |
|
Philips; Eindhoven (tubes in... |
NL |
|
1823 |
1927 |
Philips; Eindhoven (tubes in... |
NL |
|
4654 |
1939 |
Philips; Eindhoven (tubes in... |
NL |
|
RedTop_UX |
|
QRS Music Company; Chicago, IL |
USA |
|
SuperDetector |
|
QRS Music Company; Chicago, IL |
USA |
|
RAC3 |
1920 |
Radio Audion Company (Myers2... |
USA |
|
BH |
1925 |
Raytheon Mfg. Co.; Cambridge... |
USA |
|
CK5676 |
|
Raytheon Mfg. Co.; Cambridge... |
USA |
|
ER227 |
|
Raytheon Mfg. Co.; Cambridge... |
USA |
|
QK381 |
|
Raytheon Mfg. Co.; Cambridge... |
USA |
|
QKK860 |
|
Raytheon Mfg. Co.; Cambridge... |
USA |
|
RK-829 |
|
Raytheon Mfg. Co.; Cambridge... |
USA |
|
RK5721 |
|
Raytheon Mfg. Co.; Cambridge... |
USA |
|
RK5981 |
|
Raytheon Mfg. Co.; Cambridge... |
USA |
|
5R4WGA |
|
Raytheon Mfg. Co.; Cambridge... |
USA |
|
UV877 |
|
RCA (RCA Victor Co. Inc.); N... |
USA |
|
WD12 |
1923 |
RCA (RCA Victor Co. Inc.); N... |
USA |
|
2DV4 |
|
RCA (RCA Victor Co. Inc.); N... |
USA |
|
6DV4 |
|
RCA (RCA Victor Co. Inc.); N... |
USA |
|
7554 |
|
RCA (RCA Victor Co. Inc.); N... |
USA |
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Otto Frosinn started his/her tube collection (valve collection) here on 03.Apr.2006.
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