You'd probably do better by concentrating your efforts on developing a perpetual motion machine. These $1000-2000 units *can* already be built for $10. That's what makes them such a great scam. Regards, Bob On Tue, 25 Nov 2003 17:07:07 +0100, tino wrote: >Does anyone have experience with physical water treatment? > >There are many products around, promising to change the structure of >calcium carbonate in a way, that this does not deposit within tubes, water >heaters, ... >You can read a lot of people, telling that these products work well, and >others, telling that they don't work at all. > >I think the only thing that does not need any discussions is, that all >these products are build of components worth almost nothing, but cost a >lot. >I think an electromagnetic water treater, which costs between 1-2k$ could >be built for about $10, if you know what it really does. > >I've seen pictures of such devices, containing a microcontroller, some >transistors and 2 electromagnets. others only have some glue logic, which >directly drives 2 antenna like wires. > >As far as i understand, most of the electromagnetic products have 1 or >more electromagnets, which get either a constant ac frequency, or sweep a >frequency range. > >It would be of great help, if someone could publish the frequency and >power, that these treaters usually work with, and eventually, someone has >experience with self built products. > >thanx a lot! > >tino -- http://www.piclist.com hint: The PICList is archived three different ways. See http://www.piclist.com/#archives for details.