established · VIC ·
US 4,798,661 FIG. 1 (Sheet 1 of 9) is the patented sibling of 8XA: isolated variable transformer > bridge > opto-gated SCR (D1 across, D2 series) > slide-switch voltage zones (lamps 50a-n + pots 60a-n) and excitor array; no bifilar chokes
Sheet posted by Scotchn, Discord #neuralstan20-testing 2026-11-04, offered as "this version of the 8XA". Read from the image plus the patent text: AC input 12/14 > SW1 (13) > varia...