(!!!!!) (Recommended Pair) 6350 Sylvania black plates NOS 1950's "D=SQUARE" getter rebranded United (8.8/9.2ma and 9/10.2ma)

(!!!!!) (Recommended Pair) 6350 Sylvania black plates NOS 1950's "D=SQUARE" getter rebranded United (8.8/9.2ma and 9/10.2ma)

$129.99
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1 low noise pair) 6350 Sylvania black plates NOS 1950's "D=SQUARE" getter rebranded United in United boxes 1 tube) 8.8/9.2ma Gm=4300/4300 1 tube) 9.0/10.2ma Gm=4400/4600   Matched on Amplitrex Vplate=150V Vgrid=-5V Good mA per section = 9-11ma Good Gm per section = 4300-5000   recommended for: - VTL Wotan MB1250, VTL MB450, VTL MB300, VTL 225 Deluxe, VTL Deluxe 140, VTL Stereo 120/50, VTL ST150 - VTL Siegfried - Joule Electra LA-150 (mk2) - Joule Electra LA 100 Mk.III - Shindo-lab Corton  

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