Zaid Pirwani

an all-round Engineering and Technology Geek, founder EjaadTech and Pop Up Learning – currently, IT Manager at FESF

Author: Zaid Pirwani

  • L297-L298 Stepper Driver – Vero-Board [Gallery]

    L297-L298 Stepper Driver – Vero-Board [Gallery]

    Another day, a cricket match which the whole nation is watching and I just finished making a circuit, on vero-board. L297 and L298 make a perfect pair for a stepper motor driver circuit, like the two were made for each other (actually they really are made as a pair, I think…). As usual, I wanted…

  • Tachtastic: AVR Tachometer [Gallery]

    Here is an image gallery of TACHTASTIC, the AVR Tachometer, all images are arranged in order of when they were taken (50+ images), the gallery has pics from the very start of the project when I was just testing out on breadboard, final breadboard test prototype and finally images of the completed PCB and sensors.…

  • Wipe-Out Levitation [Video]

    Wipe-Out Levitation [Video]

    I realized today that I have not put a post here for quite long, I can only blame my laziness for this but I just have to share this video with you. What you see in the video is Controlled Quantum Levitation by the Japaneese, realizing the levitation potential on a race-track from a game…

  • Multi-Language Compiler [Web-App]

    Multi-Language Compiler [Web-App]

    Another small teeny tiny post, simply introducing a website that I used a bit in the last week, been working on some JAVASCRIPT… Name: Repl.it Project URL: http://repl.it/ About: The repl.it project is an attempt to create an online environment for interactively exploring programming languages. It provides a fully-featured terminal emulator and code editor, powered…

  • How Differential Steering Works [Video]

    How Differential Steering Works [Video]

    Around the Corner – How Differential Steering Works is a video from way before I was even born. It explains the principle behind how the wheels of a car can rotate at different speeds when they seem to be connected to a single shaft. I suggest skipping directly to the 1:30 minute mark, unless you…