Transistor assisted ignition for vintage scooter

[BusyBee]

I have had a quick look around. Your original circuit diagram was not too clear but I suspect some of the information in this link may be helpful.

http://gpzweb.s3-website-us-east-1.amazo...iring.html

Also this one describes how some more modern systems work:

https://www.foxvalleykart.com/timing1.html


Tracy