(!) UV-201-A RCA no used/good 1930 era - no printing or etching on base (2.3ma)
$ 29.99
UV-201-A RCA no used/good 1930 era - no printing or etching on base - blank base
2.3ma
Gm=450
UV series tubes have small pins
UX series tubes have larger pins
See more: vacuum tube
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 UV-201-A RCA no used/good 1930 era - no printing or etching on base (2.3ma)&Category=vacuum tube&ImageURL=http://tubeworldexpress.com/cdn/shop/files/1_af41c017-322b-4c9a-b9ad-ec74dcee2f82.jpg?v=1736638724){kind=link}
 UV-201-A RCA no used/good 1930 era - no printing or etching on base (2.3ma) "Pin It")