ELL80=6HU8 Valvo branded Sylvania NOS 1967 (24ma and 21ma)

6HU8 Valvo rebranded Sylvania NOS 1967

1 section) 24ma Gm=6000

1 section) 21ma Gm=5900

Tested on Amplitrex

Vplate=250V

Vscreen=250V

Vgrid=-9V

Good Ma = 20-24ma

Good Gm = 5000-6000

6HU8=ELL80 = dual-pentode with shared cathode

– Fisher SA1000 amp
– German Radios