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Best_Pair_2_6GM5_Sylvania_branded_RCA_NOS_52ma_and_52ma

Best_Pair_2_6GM5_Sylvania_branded_RCA_NOS_52ma_and_52ma

(!!) (Best Pair #2) 6GM5 Sylvania branded RCA NOS (52ma and 52ma)

Category: vacuum tube SKU: TOY392244

$18.60 ~~$61.99~~

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Description
Customer Reviews (0)

1 pair) 6GM5 Sylvania branded RCA NOS 1970”s

1 tube) 52ma Gm=9800

1 tube) 52ma Gm=9650 no printing – on right

Tested on Amplitrex

Good Current Range = 50-60ma

Good Gm range = 9500 – 10,000

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