Hi Bruce, Please post the circuit diagram for your pulsed dc generator. I'm interested.
Be well, ----- Christian von Wechmar Stellenbosch, South Africa ----- -----Original Message----- From: Bruce K. Stenulson <stenul...@amigo.net> To: George Martin <gmar...@usonet.ne.jp>; silver-list@eskimo.com <silver-list@eskimo.com> Date: Monday, July 13, 1998 11:03 PM Subject: Re: An observation... >George Martin wrote: >> >> Recently I had occasion to produce numerous batches >> of CS in a short period of time. Since I had several going at >> once I had to pay a bit more attention to the process then normal. >> What I noticed and would like to share with the list follows. ><snip> >> Regards, >> George Martin >> > >George, I read with interestyour email. I also have worked with less >than the 28-36 volts commonly recommended, and commonly run at 15 volts >with no current limiting, so thatr I can monitor the increasing current >to determine the cutoff. > >I also use a pulsed DC, rather than a constat current. My theory is that >by disrupting the current flow frequently (20KHz) that the tendancy for >silver ions to be produced in larger'clumps' is less likely. Since I >don't have access to a microscope to verify this, and financial >resources need to be directed elswhere for now, this is still in the >unproven "theory" stage. > >I use 8mA at 15 volts (meter averaged reading) as my cutoff, in hot >distilled water, using 1/4 of a previous batch as a 'starter'. (Cuyrrent >is directly related to electrode geometry, and is therefore relative to >my setup: 3-1/4" wetted length, 14ga, 1/2" apart in an 8 oz container. I >don't have occasion to use more than ~6 ounces per week to 10 days, so I >don't make larger batches, preferring instead to make a new batch as I >get down to the 1/4 level - using it to "start" my next batch. > >Even at the 120mW power level (8mA at 15 volts) I am just below where >the product produced may begin to get a bit "cloudy" - seems that up to >that current level, the resulting product is a very clear, deep golden >yellow. At above 10 mA, however, a slight silvery hazyness begins to be >detectable. > >Since the TDS1 reads 20PPM consistantly when the generating process is >stopped at the 8mA reading at 15 volts, I have found it unnecessary to >run beyond this point. > >While the silver "sludge" builds up on the negatively charged electrode >(cathode), if the distilled water tests 000 or 001 on the TDS1 before >starting, no precipitation is observed. > >Producing a pulsed DC CS generator supply is quite simple; a basic 555 >timer astable circuit will produce more power than needed. Parts can be >less than $25.00, including either a battery holder, or an AC plug in >power supply; all available at Radio Shack. The 555 timer chip will >tolerate up to 18 volts, which was a guideline in my early >experimenting. > >If there's enough interest, I'll post a circuit diagram on my website >for a 12 to 18 volt powered pulsed DC CS generator. If there's enough >interest, I'll produce a PC board, parts list, and instructions for >around $12.00. With enough interest, a full kit could be made available >fairly reasonably. Generating your own quality CS doesn't have to be >expensive! > >Let me know if anyone's interested; times are busy, but we can make it >happen if there's an expressed interest. Otherwise, the circuit will sit >on the 'back burner' for a while longer... > >Be Well! > >Bruce K. Stenulson >Applied Technology >The Alternate Health Approaches Forum >http://web.idirect.com/~showcase/althealth/index.html > > >-- >The silver-list is a moderated forum for discussion of colloidal silver. > >To join or quit silver-list or silver-digest send an e-mail message to: >silver-list-requ...@eskimo.com -or- silver-digest-requ...@eskimo.com >with the word subscribe or unsubscribe in the subject: line. > >To post, address your message to: silver-list@eskimo.com > >List maintainer: Mike Devour <mdev...@id.net> > > -- The silver-list is a moderated forum for discussion of colloidal silver. To join or quit silver-list or silver-digest send an e-mail message to: silver-list-requ...@eskimo.com -or- silver-digest-requ...@eskimo.com with the word subscribe or unsubscribe in the subject: line. To post, address your message to: silver-list@eskimo.com List maintainer: Mike Devour <mdev...@id.net>
