LED Christmas Lights

For any given product, it is always interesting to see which aspects are improved and which languish.  Engadget’s recommendation of the best LED and incandescent Christmas lights highlighted this; the difference between the LED and incandescent strands is almost entirely restricted to the bulb (and associated electronic driver). Looking carefully at the above picture, the […]

Control Diagrams in LaTeX

[latexpage] Over Christmas break I’ve become dangerous with $\LaTeX$ document typesetting (wikipedia).  There’s something incredibly attractive about having the entire source of a document embedded in a single, text file.  Indeed the learning curve has been a bit steep (it may yet get stepper…), but I’m now able to reasonably produce dynamics and controls documents […]


—Acronym says it all: The Lunar Exploration Vehicle for Intraplanetary Transport and Terrestrial Expansion. An enormous project, but a good time. The EMA senior design spans two semesters; the first develops an idea into a consumer product, while the second tasks us to design an airplane, submarine, or spaceship. Last semester I developed BoomAlert, a […]


—An ergonomic laptop keyboard that does not constrain portable computer form or design. Laptop computers combine power with mobility and have recently usurped global desktop shipments. Users are computing for longer periods in a variety of locations yet laptop manufacturers often fail to consider the user’s comfort and health in the computer’s design. Specifically, one […]