Content for Perfboard

Fizzle Loop Synth II

“This is my 2nd version of the fizzle loop synth and this time I use 4 x 555 times (yes you heard me right!) Its circuit is really just 2 flashing LED circuits and also a light Theremin circuit mashed …

Timer Delay Using IC-555

“This is timer delay circuit using ic-555. Component required : Small PCB IC555 Resistor : 10k, 100K, 4.7K Capacitors: 0.01 uf, 470uF”

Boomstick - Animated LED Driver

“Boomstick is a project for creating an animated string of programmable RGB LEDs, powered by a small Arduino, and reactive to music. This guide focuses on one hardware configuration that you can assemble in order to run the Boomstick software …

ATtiny13/13a/25/45/85 Programming Shield

“ATtiny13/13a/25/45/85 This is a great beginner soldering and prototyping board project. The ATtiny is a very capable microcontroller. This shield allows us to program it quickly and conveniently. Purpose The ATtiny doesn’t come in the …

Cordwood I Guitar Tuner

“The Boldport Cordwood has 6 LEDs. My guitar has 6 strings. So let’s make a tuner.. The Boldport Cordwood has six LEDs. Six is one of my favourite numbers .. like the number of strings on a standard guitar. So …

DIY - LAN Cable Tester

“There is nothing worse than running your drops only to realize that you have a fault in one of the cable runs. The best approach is to get it right in the first place by using a “LAN Cable Tester …

ESP-01 Motion Sensor With Deep Sleep

“I have been working on making homemade motion sensors that send an email message when triggered. There are many example instructables and other examples of doing this. I recently needed to do this with a battery operated PIR motion sensor …

Portable Function Generator on Arduino

“Function generator is a very useful tool, especially when we are considering testing our circuit’s response to a certain signal. In this instructable I’ll describe the building sequence of small, easy to use, portable function generator. Features of …

Simple (hardware) Watch Dog Timer for Arduino Projects

“We all use and love the Arduino boards for our projects. But sometimes it can happen, that a software or hardware error causes a lot of frustration, by stopping out little board from running 24/7. For this reason Arduino …

Project  Z80-Board

Z80-Board

“A Z80 computer wirewrapped on perfboard. The wirewrapping technique uses standard IC sockets and PCB header pins, so the components and wiring are on the same side of the board; this has many benefits: It’s easier to see what …