(!) (Best Single) 5Z3G Hytron NOS 1947 (51/40 and 51/40)
By Tube World
$ 39.99
1 tube) 5Z3G Hytron NOS 1947
51/40
51/40
See more: vacuum tube
By Tube World
1 tube) 5Z3G Hytron NOS 1947
51/40
51/40