(!!!!) (Best RCA Pair) 6JB6A RCA NOS (75ma and 75ma) 1-2% matched (DRAKE)
$ 69.99
1 pair) 6JB6A RCA NOS 1960's same build
1 tube) 75ma Gm=7200 RCA 1968
1 tube) 75ma Gm=7150 RCA branded GE
Good Ma range 60-75ma
6JB6A specs: (6.3V @ 1.2A, Gm=7100, Watts=17.5)
recommended for:
Drake T4XB HF Transmitter
Drake T4XC
Drake TR4CW
See more: vacuum tube
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 (Best RCA Pair) 6JB6A RCA NOS (75ma and 75ma) 1-2% matched (DRAKE)&Category=vacuum tube&ImageURL=http://cdn.shopify.com/s/files/1/0333/7633/products/1_6f90795b-9d4a-4b08-870f-59978dfbdfe8.jpg?v=1637266451){kind=link}
 (Best RCA Pair) 6JB6A RCA NOS (75ma and 75ma) 1-2% matched (DRAKE) "Pin It")