A common money-saving trick is to buy cheap electronics from AliExpress or the likes and upgrade just the right components. Often, these dirt cheap products ar

A common money-saving trick is to buy cheap electronics from AliExpress or the likes and upgrade just the right components. Often, these dirt cheap products are based on pretty decent ICs, but with corners cut on the surrounding circuitry. Sometimes, just changing some components to match the reference circuit can do wonders. Sometimes it is just a matter of replacing a counterfeit cap with a bigger counterfeit cap :)