(!!) (single) 10Y=VT-25 SYLVANIA used/good 1940's (25.8ma)
$ 49.99
10Y=VT-25 SYLVANIA used/good 1940's - no printing - slightly tilted glass
25.8ma
Gm=1700
Good current range 20-30ma
Vplate=300V Vgrid=-15V
See more: vacuum tube
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 (single) 10Y=VT-25 SYLVANIA used/good 1940's (25.8ma) "Pin It")