(!!) (Best Single) E80F=6084 Philips SQ NOS Gold Pins 1971 (3.5ma)
$ 49.99
E80F=6084 Philips SQ NOS Gold Pins 1971
3.4ma
Gm=1900
Tested on Amplitrex
Vplate=250V
Vscreen=100V
Vgrid=-2
Good Ma = 3ma
Good Gm = 1700-1800
E80F=6084 Holland (sub for EF86)
(clear and lively upper midrange, gold pins, tall bottle, 10,000 hours rated life)
Stellar CM6 tube mic
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