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A fully custom 24-quadrant clock inspired by Humans since 1982 ClockClock 24
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Clock²⁴

francesco-comiFrancesco Comi

Relay clock generator. Latch. D-flipflop. Program counters. DRAM. Fast adder. Parity checker. Zero+max detector. ROM. Shift/rotate unit.
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Relay computer circuits with pre-1940 components

matnieuwMatNieuw

A dual-screen, ESP32 powered ereader: Own your device, own your books
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Diptyx E-reader

martijnMartijn

Passive solar hot air heaters
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Solar Hot Air Heaters

ntelekynteleky

Thermal imaging with MLX90642 32x24 InfraRed (IR) array
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Thermal imaging for burglar detection

florian-wilhelm-dirnbergerFlorian Wilhelm Dirnberger

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

Transmitting FM with HSITRIM and DMA as a modulator
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CH32V003 FM Transmitter using HSITRIM Dithering

yspace-labsYSPACE Labs

A low cost USB dev board with CH554, RGB LED, AHT21 sensor, and open-source firmware—perfect for MIDI, IoT, and USB hacking.
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Johnny554 IoT development board

vincentVincent

A low cost robotic hand for robots and humans
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Rebelia Robotic Hand

vittorio-lumareVittorio Lumare

Using base-emitter junction on NPN BJT transistor instead of NTC
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Transistor instead of thermosensor? Sure!

aleksei-tertychnyiAleksei Tertychnyi

A OpenPanzer TCB redesign around newer components.
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OpenPanzer-DA

foxhoodFoxHood

Adding functionality, hardware and software to the Smart Response XE classroom communicator
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Smart Response XE Hacks

gordonGordon

ESC{21} conference badge made with clear PET and loaded with LEDs
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Fully Transparent Folded Cube Badge

jacopopsjacopops

Productivity multi-tool and distraction blocker with an LED display, for your phone and PC. Open API. Fully customizable, smart home ready
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BUSY Bar — Productivity Multi-tool with LED screen

ruslan-nadyrshinRuslan Nadyrshin

overpowering daylight, to chase bees and hornets with a drone
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overdriving LEDs, for the bees

deepsoicDeepSOIC