(!!!) (Best used single) 12AT7 Telefunken Diamond Bottom used/good 1960's (10.0ma/10.8ma)
By Tube World
$ 69.99
1 low noise tube) 12AT7 Telefunken Germany <> Diamond Bottom used/good 1960's in white box, some stains on glass from usage
Amplitrex Test Data:
1 section) 10.0ma Gm=5200
1 section) 10.8ma Gm=5600
Good Ma range 8-10ma
Good Gm range 4500-5500
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See more: vacuum tube
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 (Best used single) 12AT7 Telefunken Diamond Bottom used/good 1960's (10.0ma/10.8ma) "Pin It")