Stepper Motors the Singers

Stepper motors are a very common motor that have been used heavily in our life. It is a simple motor that have at least two coils that inter-switching to drive the movement. As the result, these motor are well controlled with high accuracy and use less complicated circuit compared to encoder-based servo motor. However it… Continue reading Stepper Motors the Singers

Fun with Tesla Coil (With Explanation)

Introduction My personal project for this week is this Tesla Coil. So, what is Tesla Coil? Is it the coil disassembled from Tesla car? Of course not. A Tesla coil is an electrical resonant transformer circuit designed by inventor Nikola Tesla in 1891. It is used to produce high-voltage, low-current, high frequency alternating-current electricity. A… Continue reading Fun with Tesla Coil (With Explanation)

A journey of a mystery parcel

All the mystery stories started with a terrible experience of online shopping. Few months ago, i ordered an EPROM programmer for my project. It was a project of building an 8 bit computer(still building), and I need the programmer to flash the EPROM. However, after a week of waiting, the parcels I received come with… Continue reading A journey of a mystery parcel