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A deterministic data machine built on a clock that cannot be argued with
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PTSG-CPU-Formation

tsuneoohnakaTsuneo.Ohnaka

If you need to convert 12V, 24V, or any higher DC voltage into a stable 5V output, the LM2596 Buck Converter is one of the most reliable and
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5V Buck Converter Using LM2596

electronicsworkshopselectronicsworkshops

SITL/HIL testing platform for rocketry firmware. Validate apogee detection and pyro logic against a RocketPy simulation before you fly.
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SITL/HIL Testing Platform for Amateur Rocketry

justinpronkJustinPronk

It's about time for someone to make a repro for the DS, so here I am with this proof of concept
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A custom DS flashable cartridge

geriGeri

USB connecting box
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Calling! Connecticity!

tokakentokaken

Open-source Twin USB Host Switch x Triple Hub. 4-layer KiCad 9, STM32 C++ firmware & OLED telemetry. Housed in snap-fit MJF Nylon.
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H₂H³ / Smart Twin USB Host Switch & Triple USB Hub

stefanstefan

A tiny FPGA-resident programmable sequencer that controls time and space directly
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PTSG — Programmable Timing Sequence Generator

tsuneoohnakaTsuneo.Ohnaka

A beginner made a typing practice device.
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Haptic Touch Typing Trainer Using Vibrating Keys

cupricecuprice

Universal Latch-based Shift Register. Still not JTAG and fewer pins
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DTAP2-ULSR

yann-guidon-ygdesYann Guidon / YGDES

Network Lab
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Home_LAB

rhea-raeRhea Rae

After listening to a discussion of the next 100 years of home shop machining and the "Laser Bandsaw", I realized that I COULD build one!
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Laser Bandsaw

weldingrod1WeldingRod1

I didn't just rewind the microwave transformer — I kept its control board and rewrote the firmware to run a spot welder.
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Oh No, Not Another Microwave Spot Welder

wicherswichers

9 volts, DIY motors, Arduino and DRV8833
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Beginner "H2" line follower

gmez-mora-rodrigo-urielGómez Mora Rodrigo Uriel

Building a modern interpretation of a polyphonic modular analog synthesizer at the transistor level, inspired by early 1970s-80s designs.
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Polyphonic Analog Synthesiser

charlie-theobaldCharlie Theobald

A Terrible MP3 player that has all of the bells and whistles from a 1990's budget Hi-Fi you never wanted when you was young
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Crap-turon 5000 web based MP3 player

diddydiddy

Frustrated with the friction of adding solar to simple sensors, I designed and built my own solar ready ESP32 board
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Compact ESP32-C6 Solar Power Management Board

narrow-studiosNarrow Studios