56 Sylvania NOS 1940's (5.8ma)
56 Tungsol rebranded Raytheon tests like new 1940's (6.1ma)
56 Ultron UK used/good 1952 (4.5ma)
*** (BEST PRICE) *** 56 National Union and Sylvania rebranded Western Electronics NOS 1940's (10 in stock)
(!!!!) 56 Arcturus Blue Balloon engraved base tests like new 1930's (5.0ma)
*** $2.99 each SALE *** 5-8 pin tubes SOLD AS-IS UNTESTED (Minimum 5 tubes purchased) (select tube # at checkout)
