An optocoupler tester is a small device that helps verify whether an optocoupler is functioning properly or has failed. In labs and repair work, optocouplers often fail without clear signs. They may ...

Explore how to build a DIY electric motor using simple, readily available materials in this detailed tutorial. Watch step-by-step as we construct the rotor, wind the stator coils, assemble the motor ...

In this video I’m showing how I’ve built a very simple battery backup circuit for my home alarm system. The circuit charges a 12v lead acid battery and in an event of a power loss, it transfers the ...

MANILA, Philippines — The Department of Education (DepEd) will allocate P9 billion for the implementation of the Academic Recovery and Accessible Learning (ARAL) Program in all public basic education ...

Among the abundance of components making up electronic circuits, very few are as important as capacitors. These components, taking the form of conductive plates separated by an insulating material ...

For reliability, designers must create flex circuits that are neither too thick nor bend too much. • Every flex circuit has a neutral-bend axis. • Smaller circuit thickness reduces the risk of damage ...

Microchip Technology has introduced the MPLAB PICkit Basic, an affordable and versatile in-circuit debugger designed to simplify programming and debugging for engineers, hobbyists, and students. The ...

Impedance matching is easy if you know the basics. Download the eBook to find out how. The L-network is a real workhorse impedance-matching circuit (see “Back to Basics: Impedance Matching (Part 2)” ) ...

A branch circuit consists of the conductors between the final overcurrent protection device (OCPD) and the point of use outlets [Art. 100] (Fig. 1). Article 210 ...

The basic metallurgy of solder. How to make a solder joint. How to repair a circuit board. The vintageTEK museum is a geek’s paradise to tour if visiting the Portland, Oregon area. The museum has ...