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It was always annoying to guess at the brightness of an indicator and calculate the LED resistor
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Why I built an LED calculator

charliehkimcharlie.h.kim

Projects which are using ESP32 microcontroller
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How to use ESP32 in your Projects?

x-wangX. Wang

10,240 independent oscillators · 1-sample latency · 0.001 Hz resolution
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FPGA Spectrum Engine

tsuneoohnakaTsuneo.Ohnaka

This is an attempt to understand how these little things work, and what we can do on it.
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Dissecting a hand-held NOAC console (Sup 400-in-1)

yh-workshopYH-workshop

200W brushless DC motor controller using TI DRV8301 gate driver and STM32F303 MCU with Field-Oriented Control, CAN interface, and full prote
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200W BLDC Motor Controller: DRV8301 + STM32F303 Fi

victor-zhang-tjhxpcbVictor Zhang | TJHXPCB

Follow for the 'Hacklet' and latest news about hackaday.io
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Hackaday.io Project

lutetiumLutetium

What if you could run an entire automated greenhouse, a security network, and a heavyweight AI Edge Cluster without plugging into the wall?
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Springhouse

jeremiahJeremiah

A Gravity-Driven Flow Effect LED Wearable Pendant
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Fluid Simulation Pendant

simon-liuSimon Liu

A DIY, terminal-first cellular communication device designed as a personal network terminal rather than a modern smartphone.
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A Terminal-Style Phone For The Geek

bolan-xuBolan Xu

There are now 4 devices involved with the birdfeeder. Latest is a temperature controlled Frisbee/birdbath.
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The Ultimate Birdfeeder

nodemcu12ecanadanodemcu12ecanada

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

Collect, store and display power data from a digital power meter with Tasmota based device
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PowerHist

michil783Michil783

A small wagon to put your running stuff in and bring it along but also a place to sleep in at night for multi day adventures/trips.
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Camperwagon 3.1 - Runnerwagon

zingo-andersenZingo Andersen

Open hardware mesh terminal that runs over power lines. No internet. No GSM. No servers. Works during blackouts.
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GRIDNET — Powerline Mesh Terminal

yaar-satrYaşar Satır

Learning to design and build a 24GHz FMCW Radar from first principles
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FMCW Radar

darren-winterDarren Winter

Educational H-Bridge stepper driver built from discrete components to visualize stepping signals and power electronics basics.
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Discrete Stepper Motor Driver: Educational Archite

mahmoud-al-bakkarMahmoud Al-Bakkar

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