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(!!) (#1 6GM8 single from 1961) ECC86=6GM8 VALVO Hamburg, Germany rebranded MOTOROLA 1961 (5.3/5.2ma)

(!!) (#1 6GM8 single from 1961) ECC86=6GM8 VALVO Hamburg, Germany rebranded MOTOROLA 1961 (5.3/5.2ma)

$ 19.99

1 low noise tube) ECC86=6GM8 VALVO Hamburg, Germany rebranded MOTOROLA 1961 

1 section) 5.2ma Gm=6100

1 section) 5.3ma Gm=6000

tested on Amplitrex

Good Ma range = 4.5-5.5ma

Good Gm range = 6000-6500

 

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See more: vacuum tube
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