Content for Perfboard

Measure Your WiFi Signal Strength Using Particle Photon

“WiFi has become an integral part of our life and daily billions of people use WiFi as a method to access the internet. But the range of WiFi is limited, unlike a cellular connection. A normal WiFi router usually has …

Raspberry Pi Google Assistant With Sleek Wood Box

“I built a DIY Google AI Assistant using a Raspberry Pi, USB Speaker and USB microphone. I’ll show how to build a DIY Google AI Assistant using a Raspberry Pi, USB Speaker and USB microphone. I’ll also show …

Simple & Easy Dimmer Circuit Using 555 IC for LED Strip Lights

“In this tutorial i will show you how to build a dimmer for the LED Strip Lights using 555 IC.To build your own Dimmer Circuit using 555 IC you can watch the video embedded in this step or continue …

Digital Touch Sensor Using LM358

“Sensors are the best thing to work around with DIY electronics and this is the second instructable of a series of instructables which creates different sensors compatible with various microcontrollers. In the previous instructable I showed you how to build …

Voice Controlled Robot Using 8051 Microcontroller

“A voice controlled robot takes specified command in the form of voice. Whatever the command is given through voice module or Bluetooth module, it is decoded by the existing controller and hence the given command is executed. Here in this …

LED and Switch Modules for Prototyping Arduino Projects

“I come back with a tool to help you prototype arduino projects easier!!!Many DIY Projects contain LED and switch. Building prototype circuit on breadboard costs a lot of space and time, and makes breadboard messy. So I came up …

DIY Short Circuit (Overcurrent) Protection

“In this project I will show you how to create a simple circuit that can interrupt the current flow to a load when the adjusted current limit is reached. That means the circuit can act as an overcurrent or short …

Electronic Die

“This project is an electronic die that generates the codes from 1 to 6 through 7 LEDs as outputs for showing the mentioned numbers while the inputs are the codes generated by a 7490 counter fixed to count from 000-101 …

Build an Electronic Audio Game with a Pencil, Paper, and Conductive Ink

“Over the years there have been many electronic toys that let you play with and learn about electricity. Jay Silver’s Drawdio (Figure A) from 2008 combines a simple 555 timer circuit with a pencil to make squeals, beeps, and …

Project  CNC Machine

CNC Machine

“This is my homemade CNC machine using Arduino, Easydrivers and old CD-Rom(s). I use Grbl and G-Code sender to execute the G-Code. In this project we will scavenge parts from old PC CD-Rom(s) and build a …