Horace's circuit, just like Terry's, could reside entirely within one of the wooden parts. Or even within what is presented as the stator magnet.
Michel 2009/5/10, Harry Veeder <[email protected]>: > > He shows the underside of the U-channel on this video. > > http://www.youtube.com/watch?v=CvMbgGcHeEY > > I don't see any batteries or coils. > (Be sure to turn off captions so you can see it clearly) > > He then proceeds, without taking a break, to demonstrate > the motor. > > > > Harry > > ----- Original Message ----- > From: Horace Heffner <[email protected]> > Date: Sunday, May 10, 2009 3:18 pm > Subject: Re: [Vo]:Latest from Mylow > >> On May 9, 2009, at 12:45 PM, Kyle Mcallister wrote: >> >> > I wonder about the aluminum U channel. One could hide >> > a few AAA's in there, and a small 'kicker' solenoid, >> > and some control circuitry. >> >> All it takes is a bolt (core) wrapped with a small sense coil and a >> >> larger energizing coil. You hook the sensor coil to a transistor >> gate and the the power coil to emitter and battery. As a magnet >> approaches the bolt it induces a current in the sensor coil and >> thus >> through the gate. With correct (feedback reinforcing) coil >> connections the effect is also motion reinforcing. When the magnet >> >> is closest to the bolt, dB/dt is zero, the induction of current >> through the gate stops, and the power to the bolt stops, permitting >> >> the magnet to escape the added attraction of the bolt due to the >> current. It can also be designed to work in repulsion mode. The >> nice thing about this set-up is almost no current is drawn unless >> there is magnet motion to start the process, so no "on" switch is >> needed. This is also a down side because any motor so designed is >> not self starting without some other mechanism. It can work with a >> single AAA battery. This kind of circuit is used in various >> battery >> powered spinning top type toys. Such a toy would be a good source >> of >> compatible parts to make a fraudulent motor experiment. >> >> >> On May 10, 2009, at 12:55 AM, Michel Jullian wrote: >> >> > All those who believe in psychokinesis, raise my hand. >> >> Has your hand raised yet? 8^) >> >> Best regards, >> >> Horace Heffner >> http://www.mtaonline.net/~hheffner/ >> >> >> >> >> > >
