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(!!!) (Best 12A Pair) 12A Coronado USA NOS 1940-1948 same build (7.0ma and 7.5ma)
(!!!) (Best 12A Pair) 12A Coronado USA NOS 1940-1948 same build (7.0ma and 7.5ma)
By Tube World
$ 69.99
1 pair) 12A Coronado USA NOS 1940-1948 same build original boxes
1 tube) 7.0ma Gm=1600 engraved base
1 tube) 7.5ma Gm=1700 printed base
Vplate = 180V
Vgrid = -13.5V
Good Ma = 6-7ma
Good Gm = 1600-1700
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