Author Archives: dw

5May2009 – old stuff that may still be useful This salvaged bit with 5 pots was from a Sony monitor I believe. It was another straight-forward reverse-the-board job…

4May2009 – old stuff that may still be useful Thought I should figure out a few things about this Duemilanove board before the Friday meetup.  To that end I rummaged through my lab to collect a bucket of parts that … Continue reading →

7May2009 – old stuff that may still be useful Here’s a reflective infrared light sensor I salvaged from a printer.  In that application they are typically used to detect the presence of paper, which is way more reflective than the … Continue reading →

5May2009 – old stuff that may still be useful By request: hooking up a piezo buzzer to the Duemilanove to make sound.  A piezo element is just a bimetallic sandwich, usually circular and stuffed in a small case, that bends … Continue reading →