Thanks for your replies. An auto analyst/commentator mentioned it on his 2 minute radio program this morning, and said there was this new motor that didn't use fuel, just magnetic power. Sounded like an electric motor to me. Either it has an external power source or it violates the 2nd law. I...
About 3 years ago there was a thread ( thread71-19102 ) about the life of hybrid vehicle batteries. Does anyone have any recent information along that line? Also, any idea what it the parts and labor would cost to replace the batteries?
In fuel injector parlance, what you are looking for is called peak-and-hold. Even though your solenoids are not fuel injectors, you are using them in a similar fashion. Look at peak-and-hold fuel injector driver circuits for some ideas that may be applicable to your solenoid...
You haven't been looking very hard. Look at these links:
http://www3.telus.net/chemelec/Projects/Tens/Tens.htm
http://www.magenta2000.co.uk/kits/866.htm
http://xoomer.virgilio.it/fladelle/Page42.htm
http://amasci.com/weird/const.html...