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Monthly Archives: December 2011
Introduction I have an application where a potentiometer may be useful. In fact, it would be useful if the potentiometer had a logarithmic resistance characteristic, which is also called an audio taper for reasons that I will cover later. I … Continue reading
Posted in Electronics Tagged circuits, electronics 14 Comments
Introduction I used to watch the television show "MASH" years ago. They would refer to quick procedures for patient stabilization as "meatball surgery." I recently encountered some "meatball math" as part of my engineering job. I call it "meatball" because … Continue reading
Posted in Astronomy Tagged exponential function, linear approximation 1 Comment
Some Laser Basics
Introduction I am doing some interesting work with lasers this week. I thought it would be useful to provide some background on how we build and control lasers. We deploy a lot of lasers in outdoor applications, which means that … Continue reading
Posted in Electronics, Fiber Optics Tagged laser basics, optical power, temperature variations 4 Comments