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Compact Raspberry Pi HAT with LoRa 433 MHz, temp & humidity sensor, RGB LED & 220 VAC relay for remote IoT monitoring control
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LoRaSense RGB Pi HAT – All-in-One LoRa Weather

avi-guptaAvi Gupta

The most ridiculous, overengineered, stupid way to create a 1Hz sinewave using OP-amps
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The 1Hz sinewave generator

phil-weaselPhil Weasel

Add mapping and MQTT-interfacing with ESP8266 and an IMU
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Old Roomba, new tricks

simon-jansenSimon Jansen

Pi Zero 2w mini DLNA Server for use on home wifi or on a phone hotspot
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Pi Zero 2w Mini DLNA Server

diddydiddy

Turning sensors into IoT controllers
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Pipo modules

ruprRupR

Open Hardware and Firmware for a Hall-sensor-based 6-step BLDC motor controller using PIC18F Microcontroller.
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3-Phase BLDC Motor Controller

fawaz-yousifFawaz Yousif

Monitor pellet boiler status via CAN bus, measure fuel usage - RE + engineering = profit !
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PelletMon - IoT for central heating boiler.

h4rdc0derh4rdc0der

A system designed to capture and collect energy from EMFs, now being refined to enhance circuit efficiency and output.
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AEFC - Ambient Energy Field Converter

rhea-raeRhea Rae

Modular, repairable EV built for rural roads—right-to-repair, open-source, and designed to be fixed in a barn, not a factory.
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Heartland EV

jeremyJeremy

Follows the infrared remote control signal from the TV remote control.
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Infrared Remote Control Follower Robot

basic-mechanicsBasic Mechanics

Image and data capture in the stratosphere with Raspberry Pi Zero 2W and Pi Camera for high-altitude science missions.
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Raspberry Pi in the stratosphere

elvisandres18elvisandres18

45 year old HP Logic Probe is too slow for modern electronics, so I hacked it with a Sparkfun Alorium FPGA board and display
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HP Logic Probe Hack

robert-morrisonRobert Morrison

A battery powered lamp shaped like a tooth.
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Light Tooth

guilherme-de-moraes-alvarezGuilherme de Moraes Alvarez

A simple indoor plant watering device, which waters up to 4 plants.
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Plant133

chris-leeChris Lee

An intelligent heated enclosure for fermenting and proofing sourdough
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Dough133

chris-leeChris Lee

A landed starship diorama with real smoke venting
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Backflow starship incense burner

lion-mclionheadlion mclionhead

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