Jacobus van Niekerk

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Jacobus van Niekerk
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Very good site for anyone wanting to build electronic projects and enjoy a new hobby.

Electronic Keys and Locks Circuits-Digital Code Locks-Combination and Transistor Code Locks

DIY Natural Fertilizer Balls for Aquarium Plants (Infographic)

Summary: Many people are delighted by keeping live and colorful tropical fish at their home. There are several Tropical fish online stores that sell tropical fish online.

15 A adjustable power supply circuit

15 A adjustable power supply circuit

This is high current adjustable power supply,0 to 30V 20A or 400watts.It easy circuit and nice circuit, Because use IC-LM338 and IC-741 as main parts

This is high current adjustable power supply,0 to 30V 20A or 400watts.It easy circuit and nice circuit, Because use IC-LM338 and IC-741 as main parts

In this video I show you how to reuse an old microwave transformer and make amazing looking woodburned figures! Stay Tuned through the video to figure out ho...

In this video I show you how to reuse an old microwave transformer and make amazing looking woodburned figures! Stay Tuned through the video to figure out ho...

High-power LED's: the future of lighting! but... how do you use them? where do you get them? 1-watt and 3-watt Power LED's are now widely available in the $3 to $5...

High-power LED's: the future of lighting! but... how do you use them? where do you get them? 1-watt and 3-watt Power LED's are now widely available in the $3 to $5...