How to make own Power Battern (Long battery life)

As you might know the electrical energy inmy garage is created by solar energy which on the other hand is getting stored in a bigand heavy lead acid battery. Only problem is that the original capacityof this battery decreased noticeable over time. That is why I have been searching for moremodern alternatives to this energy … Read more How to make own Power Battern (Long battery life)

How to make a controlling machanical 7-Segment Display and UART WORK

Recently, I received those mechanical seven-segment displays which, like the name implies do not use LEDs to highlight each one of their segments but, instead, they use a small piece of white plastic that moves around. To find out how exactly this display works, I opened one up and found out that each plastic segment … Read more How to make a controlling machanical 7-Segment Display and UART WORK

How to fix the mystery of the buzzing speaker & solve EMC problems

Let’s imagine you just bought yourself a new speaker system and of course now you want to power its with the provided mains adapter But music alone is not enough for you which is why you also got yourself an RGB LED strip kits that can be powered without a problem by the provided mains … Read more How to fix the mystery of the buzzing speaker & solve EMC problems

Hot Air VS Sand VS Reflow Oven & How to do smd solder reflow

I think there are many situations in which a person would love to move unseen in the darkness. But that is of course not possible because the person itself cannot see what is going on around him. To solve this problem, I built this portable night vision device, which you can strap around your head. … Read more Hot Air VS Sand VS Reflow Oven & How to do smd solder reflow

Making & Testing process USB Type-C Power Delivery Trigger Board

Hi there, you might have already noticed itbut let me tell you that I love USB Type C. The main reason for this love is called PDaka Power Delivery. As an example if I take a Powerbank that featuresa USB Type C Input/Output and support for power delivery then it cannot only outputthe classical 5V … Read more Making & Testing process USB Type-C Power Delivery Trigger Board