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Diode/transistor switching circuits
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Discrete Component Switching. etc.

alan-cyrAlan Cyr

Nothing new here, you can skip it, it just for me. I am a nut head that love glass vacuum and high voltage
Project Owner Contributor

Different Vacuum Tubes

100dollarhacker100dollarhacker

Classic arcade with all the latest technological advancements, ready for the classics. Enjoy!
Project Owner Contributor

THE ULTIMATE MINI ARCADE

srrubioSrRubio

Keep your resin at the right temperature with this USB-PD powered vat heater featuring ESP32 control, dual channels, and fan support.
Project Owner Contributor

Vat Heater for Resin 3D Printers

dimitarDimitar

TISM is a framework for running multiple tasks concurrently on a Raspberry Pi Pico by using cooperative multitasking
Project Owner Contributor

TISM - "The Incredible State Machine"

maarten-klarenbeekMaarten Klarenbeek

A fully discrete addressable LED driver, just oscillators, counters, and gates
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Driving NeoPixel LEDs Without an MCU

povilas-dumciusPovilas Dumcius

7 segment clock
Project Owner Contributor

EPTAORA

ekaggrat-singh-kalsiekaggrat singh kalsi

Bed mounted speakers from spare parts
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ASMR speakers

lion-mclionheadlion mclionhead

Add a lfp battery balancer to a ryobi lead acid battery upgrade
Project Owner Contributor

Ryobi 480e mower LFP battery upgrade with balance

johnrsheahanjohn.r.sheahan

Part-DB is an Open-Source inventory management system for your electronic components. It is installed on a web server and so can be accessed
Project Owner Contributor

Part-DB - Open Source inventory software

jan-bJan B.

Custom designed breadboard computer (BBC!) with bespoke programming language, full graphics, sound and SD card storage.
Project Owner Contributor

6502 Homebrew Computer on breadboard

6502nerd6502Nerd

Sketches with constraints and a feature history. What more could you want.
Project Owner Contributor

BREP.io A browser based parametric modeler.

mmiscoolmmiscool

USBSID-Pico is a RPi Pico (RP2040/W RP2350/W) based board for interfacing one or two MOS SID chips and/or hardware SID emulators over (WEB)U
Project Owner Contributor

USBSID-Pico

loudLouD

16-bit PC based on SediCiPUv2 CPU
Project Owner Contributor

SediCi PC

alexey-frunzeAlexey Frunze

A home plant watering device based on a simple 8-pin PIC microcontroller and 74HC chips.
Project Owner Contributor

Home Plant Watering System Based on the PIC10F202

robert-gawronRobert Gawron

This is another camera body based on Raspberry Pi HQ Cam
Project Owner Contributor

Another camera JDC34

jacob-david-c-cunninghamJacob David C Cunningham

Going up?

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