Tutorials on electronics for beginners, hobbyist, and experienced geeks. Electronics is a vast area that covers analog and digital systems. Codrey explains how to build your own analog circuits and transforming them into digital blocks.

Articles Written 92

Resettable PTC (PPTC) Fuse Basics

This post is a quick introduction to resettable PTCs (PPTCs). A polymeric positive temperature coefficient device (PPTC) is a passive electronic component used to protect against overcurrent faults in electronic circuits. Simply put, a PPTC […]

L9110 Fan Motor Module – Quick Look!

The most popular, cheap fan motor module that’s available on Chinese webstores is the L9110 Fan Motor Module. At some webstores you can see this module is listed as a “Fan Module with Propeller and […]

LM336Z-5 Quick Refresher

There are times when it’s astounding to be able to make a programmable shunt regulator, perhaps using obsolete components from your junk box. Recently, I used a modest little circuit to do that thing; the […]