Time to get this site upgraded, so we are passing the hat around. We appreciate any donations. Seriously, even a dollar helps. The payment page may be found here - https://www.audiokarma.org/support.html
We appreciate your help
in keeping this site going.
Note that the primary of the power transformer is switched to a different tap in instant on mode when the power switch is off, to reduce the heater voltage.
Hybrid Mode
