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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
1 tube) 127 Arcturus Blue Balloon tests like new 1930 era in white box
5.6ma
Gm=1000
Tested on Amplitrex
Vplate=250V
Vgriod=-21V
NOS Ma = 4-5ma
NOS Gm=800-900
See more: vacuum tube
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 (Best Single) 127 Arcturus Blue Balloon tests like new 1930 era in white box (5.6ma) (High Ma and Gm) "Pin It")