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(1 set of 10 tubes) 448A Western Electric "TIPPED TOP" used/good 75-85% with "D" getter 1965-1966
(1 set of 10 tubes) 448A Western Electric "TIPPED TOP" used/good 75-85% with "D" getter 1965-1966
$ 479.99
1 set of 10 tubes) 448A WE "TIPPED TOP" used/test like new 85-95% with "D" getter 1965-1966
10 tubes for $479.99
Tested on Amplitrex
1) 24.5ma Gm=24,500 (6552)
1) 22.8ma Gm=22,700 (6613)
1) 23.4ma Gm=25,400 (6552)
1) 22.3ma Gm=25,100 (6552)
1) 24.6ma Gm=25,600 (6539)
1) 24.0ma Gm=25,200 (6552)
1) 24.2ma Gm=25,000 (6539)
1) 23.6ma Gm=25,800 (6552)
1) 24.6ma Gm=27,300 (6526)
1) 22.9ma Gm=23,700 (6613)
See more: vacuum tube
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 448A Western Electric "TIPPED TOP" used/good 75-85% with "D" getter 1965-1966&Category=vacuum tube&ImageURL=http://tubeworldexpress.com/cdn/shop/files/448atipln_13d235b1-195f-452e-9abf-e2cc519dbd3c.jpg?v=1687373376){kind=link}
 448A Western Electric "TIPPED TOP" used/good 75-85% with "D" getter 1965-1966 "Pin It")