The USB C PD adapter is called “ZYPDS” by YZXStudio you want the smallest model from here: The module […]
Gerber PCB File Merge Multiple File Items Together Using Text Editor – KiCad
First set the data you want to append to an unused layer in KiCad so it is easy to tell […]
KiCad Vector Graphics Importing PNG Files
This is just my collection of quick steps – so I will have something to go off next time after […]
Which is the fastest Arduino – ESP32, ESP8266, Arduino Uno, Arduino 101 +Others Speed Test Comparison Chart
This started because I was interested in how the new ESP32 compared against other common Arduino compatible development boards. Source code […]
SSD1306 64×32 Pixel .49″ OLED ER-OLED0.49-1W
I have modified the Adafruit SSD1306 library to work with the smaller 64×32 OLED Displays that can be purchased here and […]
Plastic Case 85x58x33mm KH-F19 Dimensions
These 85x58x33mm cases can be inexpensively sourced from many locations. However I could find no data on the hole layout […]
Testing ST7735 128*160 SPI TFT Display
I’d say it works well 🙂 very happy, using the ucglib graphics library. It has advantages compared to the adafruit […]
Testing Current Transformers
V1 120.55 V1 avg 120.51 CT1 A 3.72 CT1 VA 448.61 CT1 W 357.18 avg 343.68 CT2 A 3.68 CT2 […]
Laser cutter stepper motor driver upgrade
It was definitely time to clean up the wiring inside this laser cutter.. Something that was lashed together as quickly […]
ESP8266 Battery Voltage Monitor Simple
Real time graph – Warning may appear to freeze your browser as it downloads data points from Thingspeak – assuming […]
KiCad Libraries
https://github.com/metacollin/kicad-gigalib Integrating FreeRouter with KiCad Newer branch of freerouter
ZVS Induction Heater – Original
For now this is just a collection of some links and notes.. I have built in the past and plan […]
DC Power Meter 100A 100V Teardown
I wanted to see if it was possible to modify this dual meter to accept a different shunt mv rating […]