(BEST PAIR #2) 18FX6A GE Admiral/Zenith NOS 1960's (48/28 and 48/28)
$ 15.99
1 pair) 18FX6A GE Admiral/Zenith NOS 1960's same build
1 tube) 48/28
1 tube) 48/28
Tested on TV-7
See more: vacuum tube
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 18FX6A GE Admiral/Zenith NOS 1960's (48/28 and 48/28)&Category=vacuum tube&ImageURL=http://tubeworldexpress.com/cdn/shop/products/1_c2416f03-d01f-41a5-aea3-b19b74b36ddc.jpg?v=1674313762){kind=link}
 18FX6A GE Admiral/Zenith NOS 1960's (48/28 and 48/28) "Pin It")