The HK-55 is a 75 watt dissipation Gridless Gammatron with a mu of 3.5. Length = 7.50" Diameter = 2.50" Max voltage = 1250 Max current = 150 ma Fil voltage = 6 Fil current = 3 amps GOTO INDEX
The HK-55 is a 75 watt dissipation Gridless Gammatron with a mu of 3.5.