Monday, November 28, 2005
Using an Oscilloscope: "Ever wonder what an Oscilloscope is? Or how to use one? Here's a good guide on getting starting 'An oscilloscope is easily the most useful instrument available for testing circuits because it allows you to see the signals at different points in the circuit. The best way of investigating an electronic system is to monitor signals at the input and output of each system block, checking that each block is operating as expected and is correctly linked to the next. With a little practice, you will be able to find and correct faults quickly and accurately.' Link."
Father Knows Best: "I don’t remember being a citizen, but when I was growing up, it was all my father ever talked about. ‘Back in the valley,’ he would say, and point to the acrylic mural that took up most of the wall by the front door. It looked nothing like a valley. It was a jumble of angles and curves, oddly pixellated like most of my mother’s art. I don’t remember much of my mother either, but there are bits and pieces of her all over the apartment, plotted out in meticulous detail on nearly every flat surface. Of course, my father wanted me to go into something with computers. He still does. “Dennou,” he says, when I meet him for coffee, “when are you going to give up that mess and buy yourself a datafeed?” “I have a datafeed, dad.” Actually, I have six. Only one has been turned on, and I use it as a lamp in the hallway. Across from me, my father began listing the merits of computer operation, chuckling and gesturing like he was describing a woman he wanted to set me up with. I smiled and nodded a few times, but we both knew nothing would come of it. It’s not that I don’t know how to use a computer. I grew up around them, after all. I used to type eighty words per minute, but I haven’t tried in months. My father has never been aw"