Are there any computer vendors (like Dell, Lenovo, or..) that still sell laptops with an internal serial port? We are using several modem and other kind of box at work that have to be used (and/or ...
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 ...