If you are on a budget, you can make high quality CS with a simple 1.4 ma current regulating diode in series with the silver Anode (+) wire and 3-9 volt batteries in series. Any power supply DC voltage between 18 volts and 36 volts will work just fine.
So bottom line for less than $50 you can make unlimited high quality ionic silver for friends & family. Esstee is our HERO for his ground breaking research into Making Your Own Generator.
You might also want to order a laser pen and the Hanna PWT Meter with calibrating liquid to measure your water. Amazon.Com has rip-off prices for the meter, so order the meter direct from Hanna Instruments.