All you really need is a resistor and an understanding of ohms law. Here are some links:
*http://phet.colorado.edu/en/simulation/ohms-law*<http://phet.colorado.edu/en/simulation/ohms-law> *http://en.wikipedia.org/wiki/Ohm's_law*<http://en.wikipedia.org/wiki/Ohm's_law> *http://www.kpsec.freeuk.com/ohmslaw.htm*<http://www.kpsec.freeuk.com/ohmslaw.htm> On Thu, Sep 29, 2011 at 1:28 AM, Neville Munn <one.red...@hotmail.com>wrote: > > > ------------------------------ > From: ragrem...@netzero.net > Date: Thu, 29 Sep 2011 00:57:40 +0000 > To: silver-list@eskimo.com > Subject: CS>The importance of low current > > > This my first post and I am gonna be building my generator very soon. I > must decide now, what I should buy. > > There's an article online by a guy "lightman" who adds a current limiting > device to his generator. > > A reader added that he keeps the "CURRENT" around .28 milliamps max, using > a 30VDC power supply. I will be using a 12VDC power supply. Having to wait > longer because of a low current is OK with me, if in fact having the smaller > particles is a good thing. > > This guy also uses an aquarium air pump, claiming it helps keep the silver > particles smaller. > > I know absolutely nothing about electronics but the idea of using > a "high frequency pulsed DC supply" just seems logical to me. I am going to > try and build the "Bruce K. Stenulson" version he builds with the > "Experimenters Socket". > > http://www.stenulson.net/althealth/cspulse.htm#E Socket > > Some folks use a TDC meter and yet others a PWT? > > 1. Is running at such low CURRENT really beneficial? What changes would I > have to make to the "Stenelson" pulsed rig to achieve this low current? > 2. Does the air pump improve the CS? > # I don't brew any EIS of volume over 250ml (8 ounces) without stirring. > > 3. Which gives a more accurate reading, a TDC meter or a PWT? Is it safe > to assume that if I check the resistance of the CS in the jar with my > multi-meter and, stop the process at the same reading each time, that my PPM > should be very similar with each batch? > # I don't use a PWT meter, however, I do use a HM Digital > EC/TDS/TEMP meter, HM Digital TDS-3 meter, and a HANNA TDS meter, and > measure readings at regular timed intervals with all three - and there is > NOTHING substantial between any of them in the scheme of things regarding > home produced EIS. > > 4. If I wanted to make a half-gallon at a time, would I need to change > anything? > # I'd be incorporating some form of stirring method if it were me. > > Purity of water is the primary number one concern! > > N. > > Thank you guys for tolerating such a long post! >
