My Commentary and Technical help

I am rebuilding another power amplifier.  This time I chose the L-15 amplifier because it fits in the heatsink. The L 15 amplifier compare...

My wife's car had the heat stuck on for the passenger side only.  It was way too hot and it would not turn down.  The problem was a moto...

I have been rebuilding aa Audio Centron power amplifier.  The TO-3 transistors were bad and it was cheaper to replace all of the "guts...

I bought an Air Hogs "Battle Tracker" Nerf Missile launcher hoping to put on my Devastator tank.  It is obviously way too big for ...

I recently purchased two defective Dream Cheeky USB Foam Missile Launchers.  I wanted to add one to my Devastator tank (See other blog posts...

I am building a "Devastator Tank Mobile Robot Platform" kit from dfrobot.  I bought it through robotshop_inc on eBay.  The hardwar...

I have modified my LED sign setup once again.  I now have an Arduino UNO Running 12 WS2812 LED Strips with a BIGGER Font.  The 12x8 font had...

I have developed a Interactive Arduino UNO Ethernet Shield demo program.  It requires lots of memory.  It was a offshoot while I was develop...

This fall my HHR started having issues with starting.  By Christmas time it no longer started.  At one point I spent over 30 minutes trying ...

I am building a third sign that has 144LED per meter or 1/4 inch LED spacing.  The first tests indicate lots of bad connections.  The issue ...