(!!!!) (Best Value Pair) 6B4G Raytheon NOS 1940's separate plates, 1 branded Philco (90ma and 91.5ma)
Was $119.99
SAVE 17%
$99.99
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1 matched pair) 6B4G Raytheon NOS 1940's separate plates 1 tube) 90.0ma Gm=5850 Raytheon branded Philco same build 1 tube) 91.5ma Gm=5600 Raytheon - hairline crack in base - see pic Test Data: Vplate=225V Vgrid=-30V GOOD NOS Ma range 70-90ma GOOD NOS Gm = 5200 Recommended for (6B4G=6.3V filament)(6B4G is electrically equivalent to 6A3, but 6A3 has UX-4 pin base and 6B4G has 8 pin octal base)(The best sounding 6B4G are 1940's-1950's: Ken Rad, Tungsol, Sylvania, Raytheon)
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Price History
$130
$109.99
(-$20.01)
$109.99
$99.99
(-$10)
$99.99
$119.99
(+$20)
$119.99
$99.99
(-$20)
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