Author: Dave

20W Amplifier Project – Prep Work

This is the continuatioin of the 20W Amplifier Project.  The previous two entries can be found here and here. With the main part of the 20W amplifier assembled and operational, it’s time to focus on control volume.  In the circuit…

Death in the Caribbean Map

Death in the Caribbean was a adventure game for the Commodore 64 and Apple II released in 1983 by Micro Fun.  More details and screenshots on Moby Games.  This is the paper map that came with the game, scanned in…

Doom Creators Interview

During the 1990’s as Internet access and the world wide web were becoming popular, there were several magazines covering tech and online life.  One such magazine was Netguide published by CMP Media (which ceased publication in 1997).  In the December…

20W Amplifier Project – Redo

The 20W amplifier project, as detailed in the last entry, was a partial success.  It was working, in that the sound was being amplified, but there was a tremendous amount of humming.  The other issue, which does not have anything…

Review: Top Deck Tech Station XL-ATX

This is a review of the Top Desk Tech Station. Manufacturer: HighSpeedPC Model: Top Deck Tech Station XL-ATX Web: www.highspeedpc.com Place of Purchase: cyberguys.com Cost: $170 Technical Support: support@highspeedpc.com This review will focus on value… because as a case, it more or less does what…

20W Amplifier Project

After attempting, and failing, at building an audio amplifier for the garage, simpler design was in order.  After some research, amplifiers based on the TDA2003 IC seem quite common and rather easy to build.  This is the schematic used for…

Rosewill USB Hub and Hard Drive Magnets

This quick project builds on a previous idea about using hard drive magnets to attach items to the workbench.  Instead of a light this time, it will be a Rosewill USB hub.  This device already has a couple magnets attached,…

Amplifier Project – Part 7: Update

This is the seventh part in the Amplifier Project series.  This covers the entire process of building an audio amplifier based on the information located at Red Free Circuit Designs.  The previous installments of this project are located here: Amplifier Project…

WordPress: Fatal Error – Out of Memory

Beginning on Sunday, images files could no longer be uploaded via the WordPress dashboard into the media library.  An error message similar to this would be displayed: Fatal Error: Out of memory (allocated 23068672) (tried to allocate 900 bytes) in…