Electronic projects

2025/04/13

Tangara docker dev setup

How to set up a Tangara dev environment using docker » Read more
2025/04/12

Tangara first impressions

Unboxing & notes from testing the Tangara music player aka Gay iPod » Read more
2023/11/05

NanoVNA as a RLC meter

Measuring inductors and capacitors with a NanoVNA » Read more
2023/02/04

Weather station

Building a simple WiFi-connected weather station » Read more
2022/12/16

Fixing Arduino bootloaders

Some Chinese Arduino clones came with bad bootloaders. Here's how I tried to fix these, and a little about optiboot and fuses. » Read more
2022/12/04

Reverse TÄRNABY

I moved the knob on the IKEA lamp to the other side » Read more
2022/10/20

Geiger Experiments

Messing around with a geiger tube » Read more
2022/10/20

PCB Etching

Adventures with PCB etching at home using cupric chloride » Read more
2022/10/20

Air Quality Sensor

Build of an air quality sensor with esp32 » Read more
2022/10/18

Dremel Drill Stand

Making a PCB drill stand from a macro slide » Read more
2022/09/19

Pokojový rekuperátor

Úsporné automatické větrání... s ESP32 » Read more
2022/09/08

Homebrew SSR

Reverse-engineering and cloning a Solid State Relay » Read more
2022/06/07

Remostat

Regulátor pro remosku » Read more
2022/05/18

Magloop Antennas

Experiments with the magnetic loop design » Read more
2022/04/15

Receiving SSTV

Some examples of SSTV captures » Read more
2022/04/11

SDR Interesting Signals

Collection of interesting signals captured by GQRX and other programs » Read more
2022/04/06

QRM Eliminator

Suppressing radio interference » Read more
2022/03/18

Miniwhip

Trying to recreate the Miniwhip antenna » Read more
2022/03/06

Receiving NOAA with QFH

Weather satellites » Read more
2022/03/02

AM-blocking antenna filter

Trying to make a filter to block radio signal » Read more