2A6=1659 RCA branded Hewlett Packard NOS (1 in stock)
$ 5.99
1659=2A6 Hewlett Packard 1973 made by RCA 1950's
Dual Diode Triode
See more: vacuum tube
1659=2A6 Hewlett Packard 1973 made by RCA 1950's
Dual Diode Triode