Original poster: "Wade B AndB Anderson by way of Terry Fritz <twftesla-at-uswest-dot-net>" <nabedaw-at-juno-dot-com> Hi Guys, I don't as of yet understand the use of quenching the spark gap??? But I do know of a place that sells Rare Earth Neodymium's for very reasonable prices!!! I purchased some for a brushless motor project I'm working on. www.wondermagnet-dot-com Wade