In message <001001beedf0$678bc620$6500000a@kevin>, Kevin Darch writes >Hi Guys, > >Any ideas where i could find a circuit for a microcontoller based ultrasonic >"tape measure" or even any information on how i can go about building one. I >want to use the least amount of components as possible. The UK magazine 'Everyday and Practical Electronics' did one using a 16C(F)84, their website is 'http://www.epemag.wimborne.co.uk', from their you can find a link to a USA site which allows you to buy the magazine on line. More importantly they have a sample issue available for free download, this happens to be the one with the tape measure :-). -- Nigel. /--------------------------------------------------------------\ | Nigel Goodwin | Internet : nigelg@lpilsley.demon.co.uk | | Lower Pilsley | Web Page : http://www.lpilsley.demon.co.uk | | Chesterfield | Official site for Shin Ki and New Spirit | | England | Ju Jitsu | \--------------------------------------------------------------/