5
votes
2answers
485 views

Could I make my own USB Type A/A cable?

Can I take two USB 2.0 cables, take the end that doesn't plug into the computer (the "receptacle" or "Type B" one), cut it off, then re-attach the two cables, so I can plug both ends to my ...
5
votes
5answers
34k views

Charge a laptop via USB power (500mA)?

My laptop is almost dead and I do not have the charger. Is there anyway I can DIY a charger for a laptop. Even if it takes 20 hours. To make it clear, I want to send power from a usb port on another ...