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(!!!!) (RARE SINGLE) 300A Western Electric Engraved Base circa 1933 (60ma @ 300Vplate) (payment via wire transfer)
(!!!!) (RARE SINGLE) 300A Western Electric Engraved Base circa 1933 (60ma @ 300Vplate) (payment via wire transfer)
$ 6,998.88
300A Western Electric Engraved Base circa 1933 nice condition -
$6998.88
payment via wire transfer
shipping via UPS or DHL
AMPLITREX AT1000 TEST DATA:
Vfil=5VDC
Vplate=300VDC
Vgrid=-56.5VDC
Iplate=60ma
Gm=4750
Vfil=5VDC
Vplate=400VDC
Vgrid=-80.5VDC
Iplate=71ma
Gm=4850
Test on TV7D/U = 72
strong single
original box - poor condition
300A data sheet
See more: vacuum tube
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