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(!!!) (#1 27 Single) 127 Arcturus Blue Balloon tests like new 1930 era in white box (9.0ma) (High Ma and Gm)

(!!!) (#1 27 Single) 127 Arcturus Blue Balloon tests like new 1930 era in white box (9.0ma) (High Ma and Gm)

$ 49.99

1 tube) 127 Arcturus Blue Balloon tests like new 1930 era in white box

9.0ma

Gm=1200

 

Tested on Amplitrex

Vplate=250V

Vgriod=-21V

NOS Ma = 4-5ma

NOS Gm=800-900

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