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  1. maydaverave

    Ultracapacitor

    I have been slowly upgrading my charging system but a major hurdle is it destroys batteries. So in looking for a battery that allows me to ride my bike for testing or when I'm just sick of wrenching on it i stumbled across this...
  2. maydaverave

    1979 xs400 mosfet regulator rectifier theory

    It seems to me I'm not alone in my frustration with the older xs field coil alternator system. They don't seem to work well, mine certainly doesn't or didn't. The field generator makes it difficult to upgrade to a more modern system. I have been upgrading all the electrical components on my bike...
  3. maydaverave

    Do i need an alternator?

    I have been having charging issues with my 1979 yamaha xs400. I have replaced the rectifier/regulator and rewired much of the bike. I have been slowly upgrading all the electrical components but i can't find a new alternator. I can run about 15 miles on my little 5amp hour lithium battery alone...
  4. maydaverave

    new member new build 1979 cafe/scrambler

    Hello I'm new to the forum i have been working on a 1979 xs 400. Not sure how to post pictures on here. Do i need a photo bucket account? Anyways i am currently stuck on upgrading my ignition from points to the pamco electronic ignition from mikes xs. Does anyone have experience with that? It...
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