Up for sale, a pair (2) used GE 5R4 GYA tubes. Identical construction, brown bases, black (charcoal gray) plates, side D getter. Good condition, US - one made earlier, labelled Hewlett Packard, the other made 1972.
Tested on Hickok 539C tester.Buyer will receive 2 similar GE tubes in white boxes. Payment expected within 3 days. Will be well-packed and shipped within US, $3.50 by US Postal. More for shipping to Canada, usually $14+. See my other tubes and parts, my seller feedback, and thanks for looking.
-Pete
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