1 low noise tube) 12AT7 Brimar UK branded Knight by Mullard black plates “”O”” getter NOS 1966 in IEC Mullard box good printing
9.2ma Gm=5000
10.2ma Gm=5600
$18.00 $59.99
1 low noise tube) 12AT7 Brimar UK branded Knight by Mullard black plates “”O”” getter NOS 1966 in IEC Mullard box good printing
9.2ma Gm=5000
10.2ma Gm=5600
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