While going through some (really) old computer parts I came across a very interesting cable: a female RS232 (9-pin serial) to 3.5mm stereo jack. Any ideas what this cable might have been used for? ...
Does anyone know of a program that would allow you to control multiple IR cameras via usb (computer jack) to rs232 (camera hardware)? We have a cameraswitcher, very low key, that I can press buttons ...
Instead of blowing $100+ on a brand new UPS, I decided to try to resuscitate the ancient CPS350SL that got me through college and grad school. One $7 sealed lead-acid battery later and it's back in ...