RESTORING THE HEATHKIT ES-400 COMPUTER Refurbishing the "Big Kahuna" of Heathkits.
It took me eight months of part-time work to restore all 168 pounds of a Heathkit "H-1." I would like to share a few of the trials and tribulations I went through to resurrect this beast.
BASIC ANALOG POWER SUPPLY DESIGN Part 2 Start to finish instructions on how to build your own power supply.
In Part 1, we saw that there are three main components to an analog power supply: input power conversion and conditioning; rectification and filtering; and regulation. We examined the first two components and in this article we'll examine the regulation aspect. We'll concentrate on the basic three-terminal regulators that are cheap and easy to obtain...
AN ELECTRONIC CHESSBOARD USING RGB LED STRIPS AND HALL EFFECT SENSORS PART 1 This chess game keeps track of the board and the rules for both players.
The game of chess is considered by many to be very complicated and played by people who enjoy a challenge. However, with this game board that's set up for two human players, you'll be able to actually see the various allowable moves for each chess piece. The basic objective is to keep track of the board and the rules of the game for both players. This makes it a nice learning device for the beginning chess player.
MakerPlot — THE DIY SOFTWARE KIT PART 2 Graphical plotting, data acquisition, and control software for your microcontroller.
Besides being a great debugging tool, the real power of this customizable software is in its ability to become a virtual instrument for your microcontroller's data. We'll review the off-the-shelf MakerPlot Interfaces, and give you a brief insight into what's available to you for your plotting activity.
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