Recent content by ABN

Great. Thanks so much for your help. I'm at a loss weighing my options with these different modules, however. NI offers this module: http://sine.ni.com/nips/cds/view/p/lang/en/nid/201630 Omega Instruments has this: http://www.omega.com/ppt/pptsc.asp?ref=USB-4751_USB-4751L Would both of...

Thank you berkeman The device is to be used in a biology laboratory working with zebrafish. Basically, I need to expose the fish to light at a very specific rate, ideally controlling both the duration that the light is on as well as when it is off. The rate of flashes will often be tweaked as...

I'm sure this is very simple for everyone here. I need to make a device that will allow an LED to flash at very specific rates (for example 4 times/sec). I assume I need to use an I/O system that will allow me to program it via computer connected by USB. If this is even the best way to go...