Four-pin plastic base with tipped S-shaped envelope. Donor card reads: "Triode made by Elman B. Myers in the old Music-Master laboratories in Betzwood, Pa., during the winter of 1926-27. Given to [me] ...

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We have the 5-letter answer for Radio tube filler crossword clue, last seen in the Thomas Joseph Crossword March 19, 2026 puzzle. This answer will help you finish the puzzle you’re working on.

by American Radio Relay League Publication date 1942 Topics radio amateur, radio, tube radio, Folkscanomy Electronics Collection comics_inbox; comics; folkscanomy Language English Item Size 1.1G The ...