hellow your poste is from juli 2009, Here and now it is october 2014 and I am also trying to construct the shematic of 'Chris Hupta whicj is claimed to be a Bob Beck related magnetic pulser without flash-loss, but I have also the problem with the placing of the thyristor-trigger component. Did you find an answer to your problem with this please?
Thank you for a fast reaction please. Good health to everyone