Author: dapj

Bill and Mark Sherman Make Robots

From Joule Thief Artbots to Picaxe Projects. Bill and Mark Sherman are Making Things that Move. Some are Mood Beam Autopsy Make an artbot out of a Mood Beam toy. FireFly Project Make a...

RCA connector or Phono Connector

An RCA connector, sometimes called a phono connector or cinch connector, is a type of electrical connector commonly used to carry audio and video signals. The connectors are also sometimes casually referred to as...

Stereo Audio Music Players

40 Watts Hi-Fi Music System – Stereo Music player with Tuner, 1986, LED VU meter and Analog VU meter. This was done as repairing home electronics was my hobby in school days, I learnt...

DBX 904 LED Board Schematic

DBX 904 LED Board Schematic-o- Part of the The DBX 904 noise gate module for the 900 series rack. ….   I poked around with a meter, and got about a .4v signal at the...

K8CU – Bill Jones – Radio Amateur

Bill Jones, K8CU, has been an active Radio Amateur, CW Dxer, and home project builder since first receiving his Amateur Radio license in 1966 at age 17. Bill is an electronics professional with four-decades...

Robot Building for Beginners – David Cook

In Robot Building for Beginners, not only will you learn about the basic parts and tools of robotics, but also you’ll actually learn how to build a fantastic line-following robot. All the information you...