The Moped Junk Yard emailed me today with an original thyristor (electronic module) for an older Jawa. If someone needs it, call or email Dave@themopedjunkyard.com. I am eagerly awaiting the $89 thyristor + coil replacement for mine from Steve's Moped World.
I found a NEW in package 4 pole module Part # 443 990 883 014
poles marked G, I, 1 , 15 $99.95-- Again,. this is a NEW item. Dave@themopedjunkyard.com