(!!) 12AU7 Hitachi JAPAN branded IEC Mullard ribbed plates 1969 (12.8/13.4ma) (Same Gm)
$ 29.99
1 low noise tube) 12AU7 Hitachi JAPAN branded IEC Mullard NOS ribbed plates 1969 in white box
1 section) 12.8ma Gm=2400
1 section) 13.4ma Gm=2400
Amplitrex Test Data
Good Ma range 8-10ma
Good Gm range 1800-2200
See more: vacuum tube
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 12AU7 Hitachi JAPAN branded IEC Mullard ribbed plates 1969 (12.8/13.4ma) (Same Gm)&Category=vacuum tube&ImageURL=http://tubeworldexpress.com/cdn/shop/files/1_c301459d-43a7-4cd6-ac28-a418a75c5832.jpg?v=1745385325){kind=link}
 12AU7 Hitachi JAPAN branded IEC Mullard ribbed plates 1969 (12.8/13.4ma) (Same Gm) "Pin It")