» Developed using extensive Spice modeling
» 1-6SL7, 2-6SN7s, Jensen
input
and
output
transformers
» Bass and mid tone controls are active,
treble is passive and completely non-interactive with other
tone
controls
» Huge output swing: up to 22 volts RMS
available into 10K ohm load when not using 4:1 stepdown
transformer,
6
volts RMS
when doing so
» Aikido line stage, regulated DC heater
filament supply
» 1955 Sylvania 6SL7WGTs, mid 40s
National Union VT-229
»Various
50s era
6SN7s, currently Sylvania and GE GTBs