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(!!!) (BEST VALUE PAIR) 01A Sylvania engraved base used/good 1930's (2.4ma and 2.7ma) (same Gm)
(!!!) (Good Pair) 71A Sylvania branded Raytheon NOS 1940's (25.8ma and 26.2ma)
(!!) (Best Value Pair) X-226 and MX-226 no name balloon used/like new 1920's same build (6.3mA and 6.5ma)
(!!) (Good Value Pair) CX-71A and 71A RCA/Cunningham Balloon used/good 1930 era (21ma and 18.5ma) (same Gm)
(!!) (Good Value Pair) UX-171A and CX-371A RCA/Cunningham Balloon used/good 1930 era (18ma and 17.6ma) (same Gm)
(!!) 26 RCA Radiotron balloon used/good 1920's (6.2mA Gm=900)
(~) (BEST PRICE) 26 ST-14 US Brands used/good 1930's - 1940's (20 in stock) (Best Price)
226=26 Super Silvertone Balloon used/good 1932 (4.3ma, Gm=800)
26 Coronado by RCA tests like new 1940's (6.0ma)
26 Knight by Sylvania ST-14 used/like new 1940's (6.4ma)
26 National Union engraved base tests like new 1930's (6.0ma)
26 National Union ST-14 used/like new 1940's (6.1ma)
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)
71A Super Silvertone by Sylvania engraved base NOS 1937 (19ma)
