6A5 Tube List
6A5 is similar to the 6A3 or 6B4G, but has a "cathode" and an octal
base. The addition of a cathode should help with hum
reduction. These are available in typical USA brand names such as
Philco, Raytheon, RCA, Sylvania, Tung-Sol, etc. Matching is
available for $5 extra per tube New Old
Above but "Used Tested Good"