Best Portal for Students and Tech Enthusiasts - Ettron

Psychological hacks needed to ace your job interview

Every year, thousands of Nigerian students are churned out of the various tertiary Institutions in…

Analog Electronics

How to Simulate Arduino with Proteus

In the last tutorial, I made a video where I discussed how to simulate Step-down…

Analog Electronics

Difference between Current and Voltage

The difference between Current and voltage is concept that cannot be overemphasized in electronic circuit…

Analog Electronics

Circuit design for the absolute beginner and kids

Introduction Have you ever imagined how a cellphone works, how you will just speak into a cellphone while in your…
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Robotics

Obstacle avoidance robot

In this Arduino tutorial, you will learn how to design an obstacle avoidance robot. Previously, I made a tutorial on…
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Robotics

Arduino remote control (RC) car

Previously, I made tutorial one and tutorial two on how to design a robotic arm with Arduino. In this tutorial,…
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DIY Arduino Projects For Beginners

How to make a Bluetooth controlled digital scrolling text display

Introduction and benefits of the project Previously I made a written and video tutorial on how to design a scrolling…
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Analog Electronics

How to Design and Simulate Astable Multivibrator with 555 Timer IC

In the previous tutorial, we learnt what a 555 timer IC is, how it works and how to use it…
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Component's Datasheets

TIP32C TRANSISTOR

The TIP32 is a PNP Power transistor. Since it has high collector current of about 2A it can be used…
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Interview Tips

Psychological hacks needed to ace your job interview

Every year, thousands of Nigerian students are churned out of the various tertiary Institutions in the country and are certificate…
Read More »
Analog Electronics

What is a 555 timer and how to use a 555 timer IC

The 555 timer IC is a low-cost, very robust and widely used integrated circuit (IC) that can be used to…
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Component's Datasheets

The 2SA1943 NPN Power amplifier Datasheet

The 2SA1943 is a high power PNP transistor originally from Toshiba. Due to its high current gain and collector current…
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Component's Datasheets

TIP120 Linear Switching Transistor

This is general purpose NPN linear switching power transistor, with its PNP complimentary as the TIP125. Its equivalence include TIP121…
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