(1) Tested RCA Radiotron UX-120 Tube Rainbow Glass Type 20 Tube UX120 Tube (h)
USD 38.95 USD
Specifications
| Brand | RCA |
| Country Of Origin | United States |
(1) Tested 1920s RCA Radiotron UX120 (Type 20) Tube. Beautifully unique 'Rainbow Glass' envelope. There is a very small 1/8" hairline crack near the top lip on the backside of the base - see photo 4.
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