computer hardware
2:53Amiga Hardware Programming 1 - Use the Assembler and wait for left click
90K views • 13 years ago
ScoopexUs
The first video in Photon of Scoopex's Amiga hardware programming series. It shows how to set up an assembler and write a minimal 68000 program that waits for a left mouse click.
3:40Build a Do-It-Yourself Air Purifier for About $40
2.3M views • 15 years ago
Michigan Medicine
A University of Michigan Medicine demonstration of building a cheap DIY air purifier from a box fan and a HEPA or high-MERV filter using hardware-store parts. It explains why this helps against dust, smoke and viruses and ties it to local air quality readings.