(!!!) (Best RCA Pair) 83 RCA NOS 1962 and 1964 (62/40 and 64/40 x 2 tubes)
$ 109.99
1 pair) 83 RCA NOS 1962-1964 same build
1 tube) 62/40 and 64/40 (1962)
1 tube) 62/40 and 64/40 (1964 JAN-83
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 (Best RCA Pair) 83 RCA NOS 1962 and 1964 (62/40 and 64/40 x 2 tubes)&Category=vacuum tube&ImageURL=http://cdn.shopify.com/s/files/1/0333/7633/products/1_f0d40a10-5fc4-4ce9-945b-7146c3b957fc.jpg?v=1637516001){kind=link}
 (Best RCA Pair) 83 RCA NOS 1962 and 1964 (62/40 and 64/40 x 2 tubes) "Pin It")