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Re: need help with transformer

PostPosted: Thu Jun 07, 2012 7:48 pm
by tekiding
sorry to post another thread here :mrgreen:
ABSF WROTE:If you want a vibrating pillow, you should get ideas from the handphones vibration mode or the PS2 joystick.... 8-) like the link here:

HowStuffWorks "PlayStation Controller"

just wandering...from the link above,how do i integrate with RTC :?:

Re: need help with transformer

PostPosted: Sat Jul 14, 2012 11:05 am
by szhighstar
in fact you can use samller toroidal core , which is power core, e.g. PC40, 3F3 and equivalent material, turns are depends on voltage, diameter of wire depends on Irms,core volume depends on power and frequency,keep enough safety distance between primary and secondary windings.