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EF86 United Russian NOS 1980's (3.1ma) Image 1
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EF86 United Russian NOS 1980's (3.1ma)

$25.00 $29.99


Tags:

1980 6267 EF86 preamp tubes Russian United


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Preamp tubes
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  • Description

1 tube) EF86 United Russian NOS 1980's 

3.1ma

Gm=1900

 

Tested on Amplitrex

Vplate=250V

Vscreen=140V

Vgrid=-2V

Good Ma = 2.5-3.5ma

Good Gm=1800-2200

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