page/diy-projects-and-guides

This article will walk you through using an Arduino to make your own combination garage door opener

This is a step-by-step guide on making a random message playback using USB5M

Skill Level: Intermediate

This article will walk you through using an Arduino to make your own combination door lock

Make a motion-activated switch that could play a message when someone walks past.

This is a step-by-step guide on making an SMD FM Transmitter

Skill Level: Intermediate

A detailed PDF on how to make a servo controller and how it operates

View this cool how to chart on using LEDs with circuits

This article will cover how to make a Joule Thief and how it operates

Skill Level: Beginner

This article will cover how to make a printed circuit board (PCB)

Skill Level: Beginner

This article will cover the use of the LM358 Op Amp in a few example circuits

Skill Level: Intermediate

This article will cover the use of an Asynchronous Flip Flop Counter that gives an output in BCD (Binary Coded Decimal)

Skill Level: Beginner

This article will cover the use of a 7 segment display in conjunction with a driver IC

Skill Level: Beginner

The circuit detects sharp "knocks" or "high frequency" oscillations and converts the sensors minute voltage level into something more useful

Skill Level: Easy

Engineering notes on LEDs series and parallel, Open collector outputs, and How to Connect a load to a relay output

Calculate Resistor Values