Printed connector as soldering aid for jumper cables and LED strips
For one project, I spent a lot of time preparing cables (cutting, stripping, twisting, and applying solder to the strands). For prototypes, on the other …
Category: Handcrafted
Improved LM2587S voltage converter (Step-Up Modul DC-DC)
I found some more possibilities to use the LM2587S voltage converter (step-up DC-DC module) after the development of the first case. The module is extremely …
Handcrafted / Hardware / Linux / Software
Upgrade: Data transfer via VLC and LiFi – Pi to Pi transfer
After I already transferred simple text messages via light signals from a Raspberry Pi to an Arduino Uno ( Link: https://nerd-corner.com/sending-text-messages-with-visible-light-communication/ ), I wanted to …
Magnetic clamp for strong neodym magnets
There are often huge round magnets in different colors for magnetic boards, but unfortunately they usually don’t hold properly. That’s why I ordered so-called super …
Step-down Modul DC-DC LM2596S
I have recently constructed a housing for a step-up and had good experiences with it. However, since I also need the other direction, which is …
Step-up Modul DC-DC LM2587S
I bought a battery vacuum cleaner, but unfortunately after two weeks I could not find the charging adapter anymore. The specified voltage for the power …
7 Inch Touchscreen Design Case
This is a 7 inch touchscreen Design Case. The monitor housing is multifunctional and offers 6 positions. For mounting on walls or devices a VESA75 …
Hall Sensor Movement Detection
We built a test bench to detect a rotary movement. We call it the Hall Sensor Movement Detection. The necessary parts were 3D printed. You …
How to transform old PC screen to beautiful magnetic wall
The criticism of our throw-away society is particularly great these days. Especially electronics are developing so rapidly that many devices are only used for a …