Begin by connecting pin 85 of the relay to a clean ground point on the vehicle chassis or the negative terminal of the ...

Here's an overview some of the major electrical issues to watch out for and learn how to prevent them from happening.

After two days, a relay clincher and a scoreboard that kept tilting in the Bears’ favor, the Cal women’s swim team began its season with control, winning the Triton Invitational at UC San Diego last ...

“This lady is saying that her tire pressure sensor is causing her to have a parasitic draw." Every good mechanic loves a mystery. For one Toyota tech, the case started with a truck that kept eating ...

One characteristic of adding PV solar to homes is a massive increase in high-voltage and high-current DC installations. With this comes a need for suitable breakers, but without the requisite ...

Electromagnetic compatibility (EMC) testing ensures that electronic devices can function safely without causing or experiencing interference.

When we first saw [DiPDoT’s] homebrew computer, we thought it was an Altair 8800. But, no. While it has a very familiar front panel, the working parts are all based on relays. While it ...

Making a servo tester using an Attiny85 micro chip, Attiny45 also works for this project. This diy servo tester is as good as any other servo tester, the difference is that it can be programmed to do ...

Take tape measures, once a palm-sized object that housed a metal ribbon that could snap back enthusiastically -- has been transformed into a palm-sized device with with a laser inside. Yup, the ...

Take tape measures, once a palm-sized object that housed a metal ribbon that could snap back enthusiastically -- has been transformed into a palm-sized device with with a laser inside. Yup, the ...