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Designing an ESP32 Nixie development board
As written in previous posts, I am busy developing an internet-enabled Nixie clock that has style. This faced me with multiple challenges such as designing a power supply, controlling the pins, and running the full assembly. A few costly PCB revisions have already been done, and it could be done way cheaper. As the full-size…
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Making a beginner friendly soldering workshop within a week
Within my study association, I am active in the practical workshop committee called Volundr. As Volundr, we organize workshops such as PCB design, antenna design, IoT programming and soldering workshops. The soldering workshop used before was due for an update, which I decided to pick up. The previous workshop featured a 5×5 addressable LED matrix…
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Design theory for revision 3 of the 5 V to 170 V DC-DC Boost converter
The prototype of the converter seemed to be working fine, but it could be improved. In this article, I will design the converter from scratch using equations from Under the Hood of a DC/DC Boost Converter and the datasheet of the UCC3803 to account for component values and show my understanding. Before we get started,…