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(!!!) (Best Single) 127 Arcturus Blue Balloon tests like new 1930 era in white box (5.6ma) (High Ma and Gm)

(!!!) (Best Single) 127 Arcturus Blue Balloon tests like new 1930 era in white box (5.6ma) (High Ma and Gm)

$ 64.99
(!!!) (Best Value Pair) 12A Sylvania NOS and Philco like new 1930's - 1940's same build (6.7ma and 6.8ma)

(!!!) (Best Value Pair) 12A Sylvania NOS and Philco like new 1930's - 1940's same build (6.7ma and 6.8ma)

$ 64.99
(!!!) (PAIR) UX-201-A Radiotron Balloon used/good brass pins 1930's (2.3ma and Gm=700 x 2 tubes)

(!!!) (PAIR) UX-201-A Radiotron Balloon used/good brass pins 1930's (2.3ma and Gm=700 x 2 tubes)

$ 69.99
(!!!) (Recommended Pair) 12A National Union NOS 1950 era different shape top mica (8.5ma and 8.1ma)

(!!!) (Recommended Pair) 12A National Union NOS 1950 era different shape top mica (8.5ma and 8.1ma)

$ 74.99
(!!!) (Recommended Single) 127 Arcturus Blue Balloon used/good 1930 era in white box (4.3ma)

(!!!) (Recommended Single) 127 Arcturus Blue Balloon used/good 1930 era in white box (4.3ma)

$ 44.99
(!!!) (Single) 6L6G Zenith by Sylvania engraved abse 1930's used/tests like new (71ma)

(!!!) (Single) 6L6G Zenith by Sylvania engraved abse 1930's used/tests like new (71ma)

$ 47.99
(!!!) 201A Silvertone Balloon NOS 1930 era (1.8ma and Gm=500)

(!!!) 201A Silvertone Balloon NOS 1930 era (1.8ma and Gm=500)

$ 19.99
(!!!) 249B Western Electric Engraved Base NOS 1930's in 249C box (58/40)

(!!!) 249B Western Electric Engraved Base NOS 1930's in 249C box (58/40)

$ 349.99
(!!!) 286A Western Electric

(!!!) 286A Western Electric "top printing" NOS 1942-1945 (6.6ma)

$ 109.99
(!!!) 286A Western Electric

(!!!) 286A Western Electric "top printing" NOS 1942-1945 (6.9ma)

$ 119.99
(!!!) 286A Western Electric

(!!!) 286A Western Electric "top printing" NOS 1942-1945 (7.3ma)

$ 119.99
(!!!) 286A Western Electric Engraved Base NOS 1930's (6.6ma)

(!!!) 286A Western Electric Engraved Base NOS 1930's (6.6ma)

$ 139.99
(!!!) 314A Western Electric Engraved base NOS 1930's (full-wave rectifier) (56/40 and 63/40)

(!!!) 314A Western Electric Engraved base NOS 1930's (full-wave rectifier) (56/40 and 63/40)

$ 199.99
(!!!) CX-380 Cunningham Balloon used/good 1930 era (46/40 and 56/40)

(!!!) CX-380 Cunningham Balloon used/good 1930 era (46/40 and 56/40)

$ 99.99
(!!!) UX-213 (sub for Type 80) Rectron Balloon 1920's used/60% thropiated tungsten filaments (38/40 and 38/40) (rare)

(!!!) UX-213 (sub for Type 80) Rectron Balloon 1920's used/60% thropiated tungsten filaments (38/40 and 38/40) (rare)

$ 99.99
(!!) (#1 81 Balloon) 81 Arcturus Balloon used/tests like new engraved base 1930's like new condition (53/40)

(!!) (#1 81 Balloon) 81 Arcturus Balloon used/tests like new engraved base 1930's like new condition (53/40)

$ 37.99
(!!) (Best Overall Single) 393A Western Electric like new 1940's

(!!) (Best Overall Single) 393A Western Electric like new 1940's

$ 79.99
(!!) (Best Single) UY-227 RCA Radiotron Balloon tests like new 1930 era (10.2ma)

(!!) (Best Single) UY-227 RCA Radiotron Balloon tests like new 1930 era (10.2ma)

$ 39.99
(!!) (DISPLAY TUBE) 180 Arcturus Blue 1930 era (does not work - display tube only)

(!!) (DISPLAY TUBE) 180 Arcturus Blue 1930 era (does not work - display tube only)

$ 29.99
(!!) (Display tube) 249A Western Electric Engraved Base 1930 era used/display tube (does not function)

(!!) (Display tube) 249A Western Electric Engraved Base 1930 era used/display tube (does not function)

$ 39.99
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