Diode Tutorial & How to build an AC to DC power supply. This video covers the basics of diodes, bridge rectifiers, and how to build simple unregulated AC to DC power supplies than can handle a few mA up to several Amps.
General purpose 1A diodes: http://www.amazon.com/exec/obidos/ASIN/B008LTJOX6/afromods-20
Check out my webpage for more videos about electronics! http://www.afrotechmods.com
I recommend watching my transformer tutorial first if you are confused about where I am getting the AC voltages from: http://www.youtube.com/watch?v=GMePE7NZcxw
Here is a followup video on how to make a regulated voltage supply:
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