(!!!!!) (Best Value Single 1953) GL-6072 GE 5 star triple mica black plates “”D”” getter halo 1953 used/tests like new (3.2/2.4ma) (V1 guitar amp, mics, Audio Note)

1 low noise tube) GL-6072 GE 5 star triple mica black plates “”D”” getter halo 1953 used/strong – fair printing

1 section) 3.2ma Gm=1800

1 section) 2.4ma Gm=1600

Tested on Amplitrex

Vplate=250V

Vgrid=-4V

Good Ma range = 2 – 3ma

Good Gm range = 1500-1700

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