Here’s a sampling of some of the interesting stuff that has passed through my inbox lately:
Civilians in abandoned McDonald’s seize control of wandering space satellite. For the first time in history, an independent crew is taking control of a NASA satellite and running a crowdfunded mission. They’re doing it all from a makeshift mission control center in an abandoned McDonald’s in Mountain View, California, using old radio parts from eBay and a salvaged flat screen TV.
Hacker fries hair dryer plug with radio waves. As Maggie Jauregui was getting ready for a date last November, she was simultaneously blow drying her hair and chatting with her boyfriend over a walkie talkie — the sort of electronic gadget that the hacker couple enjoy messing around with. Suddenly, the hair dryer’s plug began to violently vibrate against the wall socket, then spark and release a curl of black smoke. “My jaw just dropped,” Jauregui says. “I had no idea what had just happened.”
Back to Basics: Bandwidth. Among the most important basic specifications of a digital oscilloscope is its bandwidth. Knowing a bit about bandwidth and the influences on the specification can be very helpful in selecting the right oscilloscope for your application. This post will cover some fundamental aspects of oscilloscope bandwidth.
Jerry says
So you get to present at DefCon hacker conference if you pop a GFCI? With AFCI breakers all I have to do is transmit 30 watts on 40M through my attic dipole and half my house goes dark…