1938 RCA Radiotrons Ad Aug 26 Written By Iain 17 years of progress from 1921 to 1938. My tube hoarding friend just scooped some ham tubes with some nice 833a's in the batch. They remind me of Forbidden Planet for some reason. 833A866RCAradiotrons Iain
1938 RCA Radiotrons Ad Aug 26 Written By Iain 17 years of progress from 1921 to 1938. My tube hoarding friend just scooped some ham tubes with some nice 833a's in the batch. They remind me of Forbidden Planet for some reason. 833A866RCAradiotrons Iain