Author: Dave

Netduino – Getting Started

This is a very long-term project, and one that I’ve been wanting to start for a few years.  I purchased the Ultimate Microcontroller Kit with a Netduino microcontroller from Make (p/n MSUMP2).  That part number is no longer available, however…

Emergency Headphone Repair!

Our cats enjoy chewing on headphone cables, and of course we never catch them in the act.  So in this case, a pair of Apple headphones were the victim.  This model also has the inline mic and remote, which adds a couple…

Audio Switchbox – Completed

          The switch box project is finished, at least one of the three.  A couple of notes, first of which is that I was going to use a heavier gauge wire from a discarded computer power…

New Computer Build: Small and Silent

I was commissioned to build a couple small and silent computers.  The idea behind the specification list is that the computers will be powerful enough to last for a few years and have Windows 7 installed (Windows 8 computers are…

Furnace Vent Fan Replacement

We have a builder-grade furnace that came with our house (a Comfort Maker FBF100F14A4).  It’s terribly inefficient, on 80%, and the quality is not so great either.  One component that has to be replaced routinely is the “Furnace Vent Combustion Draft…

Audio Switchbox 3.0 – Part 2

          Continued work on the plexiglass front and back panels.  The difficultly in this operation is with the stereo jacks, the threaded mount is not long enough to reach through the 3/16″ plexi, so a countersink…

Ford Escape – Replacing Coil Packs

Engine sputtering again.. Check engine light again.. Here’s a list of the symptoms: Misfire only occurs when it’s been raining The truck is parked outside Eventually it will start running ok after driving it for a while If stored in…

Hard Drive Magnets

          I always have an old hard drive (or 2 or 3) laying around.  I’ve found a great use for them (assuming that the drive is not functional) is to remove the magnets inside.  You’ll need…

Audio Switchbox 3.0 – Part 1

            I’ve always had the need to share my computer speakers with a computer and a portable CD player, laptop, or a MP3 player.  Years ago, I used a boombox with inputs that were RCA jacks.…

RTR Tower Speaker Brochure

Back in the 1980’s I had a pair of RTR 600D speakers.  Massive 4′ tall speakers that could vibrate windows (for houses next door too).  They were fantastic speakers, expensive and loud.  Too bad a cat used them as a…