@dilshan

MCP4141 and ATtiny13 based digital potentiometer

24-Channel USB high voltage driver.

Replacement motor driver for INGCO mini drills

USB 10 digit seven segment display unit

Si5351 and Arduino based superheterodyne receiver

Simple time based programmable light controller

Ethernet base NTP clock panel driver

STM8S005C6T6 IoT development board

24-bit Stereo Audio DAC for Raspberry Pi

QN8035 based Raspberry Pi FM radio receiver

5.1 channel audio preamplifier

12V Automatic UPS system

Real-time clock based automatic LED lamp

Open-source infrared remote control signal analysis and generating tool

DIY virtual electronic finderscope for astronomical telescopes

A 5.1-channel, analog audio processor based on PT2322 and Arduino Nano

RDA5807M based stereo FM radio receiver