(!!!) (Pair) 26 Super Silvertone ST-14 engraved base used/good 1930's (4.3ma and 4.8ma)
(!!!) (Recommended Pair) CX-326 Cunningham balloon used/good 1930 era (5.0ma and 5.2ma)
(!!) 26 H-K by RCA balloon ribbed plates used/good 1930 era (5.1ma, Gm=1000)
(!!) 26 RCA Radiotron balloon used/good 1920's (6.2mA Gm=900)
(!!) UX-226 Radiotron Balloon used/65% (3.8ma, Gm=900)
(!!) UX-226 RCA Balloon NOS 1930 era (7.6ma, Gm=1000) (very nice single)
(!!) X-226 no name balloon used/like new 1920's (6.3mA Gm=1100)
226=26 Super Silvertone Balloon used/good 1932 (4.3ma, Gm=800)
26 Coronado by RCA tests like new 1940's (6.0ma)
26 National Union engraved base tests like new 1930's (6.0ma)
26 RCA Radiotron/Cunningham engraved used/very good 1930's (5.9ma)
26 ST-14 National Union used/good 1950 era (3.8ma, Gm=900)
26 ST-14 Super Silvertone used/good 1930's (3.6ma, Gm=800)
(!!!!!) (Best Pair) 26 Sylvania branded Westinghouse NOS 1946 (5.8/6.0ma) (same Gm)
UX-226 Ken Rad built like RCA Radiotron balloon used/good 1920's (4.7ma Gm=900)
UX-226 RCA Radiotron Balloon tests like new 1930 era (6.6ma)
UX-226 RCA Radiotron balloon used/good 1920's (3.7ma Gm=900)
UX-226 RCA Radiotron Balloon used/very good 1930 era (9ma)
(!!!) (2nd Best Pair) 26 Sylvania chrome plate NOS 1940's (5.3ma and 5.3ma)
(!!) 26 RCA NOS 1946 (4.3ma, Gm=900)
