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low-cost e-ink typewriter
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etyper

quackieduckieQuackieduckie

TTL Retro computer runs 6502 and Z80 code. Has video, sound and filesystem. Runs a Windows-like OS. No microprocessor or FPGA.
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Isetta TTL computer

roelhroelh

Few Hats that add wide range of audio capabilities to your Raspberry Pi
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Raspberry Pi Audio Hats

andriymalyshenkoandriy.malyshenko

Enjoy short circuit protection. Have both +3.3V and +5V at hand. Clearly separates data input and output of your prototype. With goodies.
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Super Breadboard

nijssenNijssen

Full-featured NFC reader/writer & emulator supporting ISO14443A, ISO14443B, ISO15693 and FeliCa.
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GroveNFC

mcuerMCUer

Plug in your USB-to-serial adapter → Click "Connect" → Talk to your ESP32/Arduino/STM32/Sensor. Send raw HEX or ASCII, save the logs.
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Web UART Terminal - Easy to use

aleksei-tertychnyiAleksei Tertychnyi

Classic arcade with all the latest technological advancements, ready for the classics. Enjoy!
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THE ULTIMATE MINI ARCADE

srrubioSrRubio

The little extra ooph for pinball machines and other shenanigans
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The Solenoid Booster

phil-weaselPhil Weasel

Termometer thermal printer
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Termometer thermal printer

blueflowerBlueFlower

Survival stories with an Ender 3. Sadly hackaday has no organization features.
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How to win at 3D printing

lion-mclionheadlion mclionhead

My PDP-1 Replica (PiDP-1) from Obsolescence Guaranteed has arrived and I want to do something cool with it.
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Lunar Lander for the PDP-1

michael-gardiMichael Gardi

Simple Single Chip Computer running MCS BASIC-52 with wireless connectivity between PC or Phone. No external crystal, latch or RAM required!
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Single Chip Computer

mit41301mit41301

Building bio inspired realistic looking humanoid robots to do chores and sports and stuff.
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My Advanced Realistic Humanoid Robots Project

larryLarry

Sensor fusion MLX90642 w/ Raspberry Pi camera
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Raspberry Pi Thermal Imaging (sensor fusion)

florian-wilhelm-dirnbergerFlorian Wilhelm Dirnberger

SRAM Emulator and SD Card Interface for Vintage Single Board Computers (such as the Heathkit ET-3400, Lab-Volt 6502, and Microprofessor)
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PicoRAM Ultimate Rev. 2

michael-wesselMichael Wessel

Connecting an AMG8833 IR Thermal Camera to a Raspberry Pi 5, then measuring and analyzing my sleeping positions over a given period of time.
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Quantifying Sleep Positions With Body Heat

bret-bernhoftBret Bernhoft