http://www.google.com/url?sa=t&source=web&cd=1&sqi=2&ved=0CBMQFjAA&url=http%3A%2F%2Fwww.dtic.mil%2Fcgi-bin%2FGetTRDoc%3FLocation%3DU2%26doc%3DGetTRDoc.pdf%26AD%3DAD0418506&rct=j&q=Magnetic%20Amplifier%20(FREDA)&ei=ONLyTKPjKMPflgfJ0OGTDQ&usg=AFQjCNEsKI7uEkZ6nBbf7LwME7Fzw0ylQg&cad=rja
Just for a little bit of light reading might provide some sort of inspiration to someone.