I found some discussion at the following link. One of the posts by MZap towards the end gives more complete information. See:
<http://curezone.com/forums/am.asp?i=1473364> The $60 zapper on ebay looked like a pretty good unit at a fairly reasonable price. It would be nice to see the output waveform, but I don't see why it would be inadequate after all the work they put into building the unit. The basic design is not complicated. Dan On Mon, Dec 24, 2012 at 10:21 PM, Dan Nave <bhangcha...@gmail.com> wrote: > I've only ever used 30KHz zappers. There must be some rationale for the > other frequencies though. > > Dan > > > On Mon, Dec 24, 2012 at 4:20 PM, PT Ferrance <ptf2...@bellsouth.net>wrote: > >> I just got a 3 frequency zapper (15Hz, 2.5KHz and 30KHz) and there is no >> printed material that came with it on choosing the best frequency. All my >> books are in storage. Can someone help me out? I zap 7 minutes and rest >> 20 minutes for 3 cycles, I've read but I don't know if I do each cycle with >> the same frequency or if I go from one frequency to the next. Does anyone >> know how to proceed? >> Thanks. >> Merry Christmas. >> PT >> > >