Content for Perfboard

Reprogrammable Arduino Synthesizer

“This tutorial makes up part of the portfolio submission for a creative research project based around DIY instrument builders and online DIY communities that I undertook in the final year of my BA. The aim with this build was to …

Spider Robot(Quad Robot, Quadruped)

“This is my first project for the 4 legs robot and it took me about 1 year development. It is a robot that relies on calculations to position servos and pre-programmed sequences of legs. I’m doing this by handmade …

4 in a Row / Connect 4

“I try to make things which are useful, but, for a change, I decided to make a game! Its an electronic version of Connect 4 / 4 In A Row. The component count is minimal (if you don’t count each …

Arduino Drone | Quadcopter (3D Printed)

“Some time ago (over 8 months) I was thinking about what I can build. I wanted to make an interesting robot/device that will be challenge for me and will encourage me to learn new things. I thought about the …

Machine to Machine Talk Using ESP8266

“Machine to Machine talk is a subpart of IoT(Internet Of Things) in which a machine gives a command or signal to another machine for doing some task.And in this article, I’ll be teaching you how you can …

Binary Keyboard

“A two-button backlit mechanical keyboard that types ASCII values, one bit at a time.”

Make Your Own Spirometer

“The following are instructions on how to build your very own spirometer!! We had to build this for an engineering class at my university. Our project uses a pressure transducer, arduino, and a switch to compute the change in breath …

3D-Printed Prank Vibrating Cup

“Picture the following: you have an nice white cup in front of you. It’s filled to the brim with sparkling, cool, and refreshing H20. Your fingers curl around the nicely curved handle, and you bring the cup to your …

+5V and -5V Dual Regulated Power Supply

“Dual regulated power supply is needed in many digital and analog circuits.Operational Amplifier like UA741 needed dual regulated power supply to operate.In normal regulated power supply,only positive voltage is regulated this leads to ground loop coupling which …

8 Player Quizz Buzzer System Using Arduino

“8 player quiz buzzer can be used in various competition organise in school and colleges to identify the team who has pressed the buzzer first. Advantage of this quiz buzzer circuit is once a team has press the switch others …