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Building a Pen Plotter with automatic toolchanger with components from an old RepRap style 3D Printer. Runs on Klipper.
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Limn: Pen Plotter with Toolchanger

prashant-sinhaPrashant Sinha

4S UAV Quad W/ 3D Printed Frame
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UAV

rhea-raeRhea Rae

A compact digitally controlled RF 1.8 to 28 MHz platform for HF amateur. DSP mod/demod and integrated FT8 QSO management.
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ESP32 HF QRP FT8 Transceiver

guido-iw5alzGuido - IW5ALZ

The Dactyl Lynx is a parameterized, split-hand, concave, columnar, ergonomic keyboard - a fork/rewrite of the original Dactyl keyboard.
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Dactyl Lynx

david-h-bronkeDavid H. Bronke

Exploring RF only LoRa mesh behavior using Lily Go and other various Mesh and “Non Mesh” devices.
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LoRa

rhea-raeRhea Rae

A system for creating and manipulating plasma, featuring custom parts for generation, control, and dynamic experimentation.
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PCMS

rhea-raeRhea Rae

A standalone ESP32-based SINAD indicator with FFT and waveform monitoring for practical receiver evaluation.
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A Pocket Digital SINAD Indicator Using ESP32

nobchanobcha

A Macintosh Plus emulator Cheap-Yellow-Display (ESP32), with some homebrew 68k Mac applications.
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Cydintosh

likeabloblikeablob

An easily reproducible and compacted iteration of my first Raman build. Using a surplus spectrometer, cheap laser and high-quality filters.
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CubeRaman: 3D-Printed Raman Spectroscopy

jacobJacob

Physics-accurate analog TV simulator for iOS/macOS. Models full broadcast chain from camera tube to CRT. Not a cheap "filter app"
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AnalogTV

alastair-borAlastair Bor

Using NFC RF energy harvested from a phone tap to submit commands and start a microcontroller. No standby power.
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Harvesting NFC Energy to Transmit Commands

casparcaspar

powerTimer acts as a high-efficiency gatekeeper for your electronics. By reducing idle consumption to a few nanoamperes, it extends the life
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powerTimer: Forget Charging. Sleep in Nanoamperes.

juan-floresJuan Flores

Work = Geometric Asymmetry × Magnetic Flux Density replacing the brute force Energy = Current×Voltage
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PMM PMG COMBO

alan-cyrAlan Cyr

Bring the Excalibur 64 back to life
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Excalibur 64 The Recreation

daveDave

Advance Power Delivery trigger that is designed up to 48V. The full 240W spec of USB PD 3.1 with EPR and AVS!
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RotoPD Pro - USB-C 240W Breakout I2C

centylabCentyLab

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

srrubioSrRubio

Going up?

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