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Nicholas Roberts, France - Tube collection

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ID = 11222
Photo Nicholas Roberts

Below you find a part of the tube collection Nicholas Roberts.

Active tube amplifier restoration, repair, modification. Large collection of tubes
Result: 1 to 2 from 2
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Excerpt from the tube collection of Nicholas Roberts. These images (tube photos) were uploaded to the respective tubes or valves by Nicholas Roberts.

click to access the tube page
43 1932
Common type USA tube/semicond. USA
Low microphonic tube. Silver plates,  SB printed in a circle. Circular getter, no other markings
Common type USA tube/semicond. USA

Tube collector page of valve collector Nicholas Roberts as «own HP at RMorg»
As a member of Nicholas Roberts displays items in his/her tube collection. Tubes are called valves in British oriented countries.
Valve and tube collectors as well as radio collectors are invited to join Every member can display separate collections of tubes, radios etc.

Nicholas Roberts started his/her tube collection (valve collection) here on 20.Jun.2011. [index-en]