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71A Sylvania NOS 1947 (25.3ma)71A Sylvania NOS 1947 25. 3ma Gm=1900 Tested on Amplitrex Vplate=180V Vgrid= 38V Good Ma = 20ma Good Gm = 1600 1700 (71A=5V @ . 25A Filament) Mu=3 Rplate=1. 82Kohms Rload=3Kohms Pout=0. 4watts
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71A Sylvania NOS 1947
25.3ma
Gm=1900
Tested on Amplitrex
Vplate=180V
Vgrid=-38V
Good Ma = 20ma
Good Gm = 1600-1700
(71A=5V @ .25A Filament)
Mu=3
Rplate=1.82Kohms
Rload=3Kohms
Pout=0.4watts
71A Sylvania NOS 1947 (25.3ma)
Item no
:
14885206826
US$ 59.99
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Min. order:
1piece
Shipping Estimate
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Ships within 48 hours · Estimated delivery Sep 19 - Sep 24
US$40
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