TheHWcave's repositories
Peacefair-PZEM-004T-
reverse-engineered schematics and interface software
OWON-XDM1041
Files and information for the OWON XDM1041 Bench Multimeter
GPIB-to-USB
GPIB-to-USB interface (Arduino Nano) and GPIB logger (Python)
PIC-freq.counter-modification
firmware change to improve resolution of a popular "1Hz-50MHz Digital LED DIY Kits Crystal Oscillator Frequency Counter Tester" sold on Ebay and other sites
DPS5005-control
Controlling a DPS5005 power supply using an easy to understand scripting language
Enviro-Plus
Experiments in environmental monitoring with Pimoroni's Enviro+ board and Raspberry Pi
TransistorTester
Configurations and hex files for 2 firmware versions of an ATmega328P based transistor tester kit
BCD-Power-Resistors
Combinations of BCD (1,2,4,8 and 10,20,40,80) power resistors
OWON-HDS272S
Some information about the OWON Scope meter
BM869S-remote-access
My python 3 based interface to the Brymen 868S multimeter USB interface
EnviroStation
Using the Enviro+ board and a Raspberry Pi to create an environmental monitoring station for weather data, air pollution and noise
DC-to-AC-converter
A DC-to-AC converter for low current and high stability (for example to verify AC multimeters)
GPS-FreqStd
NEO 7N GPS based frequency standard
MPR121-Touch-Controller
Python3 driver for the MPR121 chip (for example Adafruit breakout board 1982 or compatible)
RMS-Waveform-Analyser
A spreadsheet based analyser to see what True RMS and averaging multimeters will display for different wave forms