T&L Publications

Just go to www.expresspcb.com and down load there freebe!

I would like to thank Lothar for sending me an email of a circut using a hall effect transister, right out of a Raido Shack experaminters book! Looks like it should work great, Honeywell says it should be good to .002"<p>Thanks all, problem solved!
Wayne

0 - The surface to be removed is about tree square feet<p>1 - There are reasons this would not be doable.<p>2 - it is non matalic, non conductive, it can not be melted. The cutter will not conduct. Our cutter is our great idea and can not be changed, it's what makes this idea work, the cutting width...

Conviction of useing a cell phone jaming device in the USA carry's a $100,000.00 fine. It is also unlawfull to sell them in the US. They can be purchased overseas and are common in some places.

Anyone know a way to determine how far a cutting head is from steel? The steel is imbedded in a substace that is not metalic which I need to peal off to expose the steel without cutting into it, I would like to stop the cutting head perhaps .003" to .006" from the steel, the closer the bet...

I too would be interested in this. I am building a robot with an on board PC. Using USB to connect to all the devices and find little info on the net. If I knew more about making web pages I would start one, but I have no idea how to even start a forums like this one <p>Wayne

Thanks, I found them at FTDIchips.com. But found no book, sent them an email <p>Thanks much
Wayne

FDTI & simple/cheap USB solutions both come up with nothing on Google, got some more info?<p>Thanks
Wayne

USB Design by Example: A Practical Guide to Building I/O Devices (2nd Edition)<p>USB Complete: Everything You Need to Develop Custom USB Peripherals<p>Anyone have these or used them? I am looking to learn how to build my own USB devices for my robot and need to learn how. Does anyone know of any bet...

I can program in C++, but I would not say that I am well versed. I do however go to church with one of the head programers for Dow Chemical who knows C++ and V-basic and he is willing to help me. I am willing to buy what I must but would like to build as much as possiable. It looks like buying a USB...

Center taped transformers are mostly used in power supplys. The reason being that one end of the transformer is always positive compared to the center tap. Using diodes you can always have a positive output for less choppy DC current.<p>Also a center tapped transformer can be a sorce of two AC volta...

Hi, <p>I am new to this board and hoping to find some information on controling my robot through the USB port. As the USB port can handle 127 devices at once, this should be more than needed for my Robot.<p>My first task is to replace the joystick pots on a wheelchair motor controler with digital po...