The 756 is a 40 watt triode with a mu of 20 made by Taylor. The 825 is the same tube with a mu of 8. Length = 5.25" Diameter = 2.75" Max voltage = 850 Max current = 110 ma Fil voltage = 7.5 Fil current = 2 amps GOTO INDEX
The 756 is a 40 watt triode with a mu of 20 made by Taylor. The 825 is the same tube with a mu of 8.