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Randolph Sandeen

Navy Retired ET Vet 1979-1999 been everywhere done lots forgotten more than would like to admit want to relearn and get woke.

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This user joined on 03/19/2022.

Projects I Like & Follow

2021 Hackaday Prize

Now in the 3rd iteration stage, this 3D printable single rotor drone with thrust vector control offers more safety and features than ever!

The Ball-Drone Project MK III

benjamin-prescher Benjamin Prescher

I explain a concept for an active (motorized) omni-directional treadmill that is cheaper and easier to build than most others

A Cheap Active Omni-Directional Treadmill

finallyfunctional

2021 Hackaday Prize

One of my most advanced projects to date. A tracked robotic development platform that [hopefully] raises the bar for hobby robotics.

Autonomous tracked robotic platform UGV

maximiliano-palay Maximiliano Palay

programming Arduino Nano through Bluetooth

angkan-gayen Angkan Gayen

Hackaday Prize 2019

Game modifications for using haptic instead of visual senses

HapticGames

janthar JanThar

A real-time music visualizer that lets you display an awesome light show that is synchronized to your music.

DIY LUMAZOID Arduino Music Visualiser

mircemk mircemk

Control two relays from Blynk or Touch Sensor using NodeMCU DHT11 sensor and LDR with real-time feedback.

Home Automation With NodeMCU LDR DHT11 Sensor

Very simple remote switch, controllable by any infrared remote control

IR2IO

Via RYLR998 LoRa module and Arduino Nano, create a two-way radio (transceiver) w/ a 4x4 keypad to transmit and receive text messages.

Iron Man Walkie-Talkie (Two-Way Radio) w/ LoRa

kutluhanaktar kutluhan_aktar

An Apple ][ I/O card to control up to four SPI peripherals without the need for bit banging.

SPI Controller Card for the Apple ][

Detection of Notes and chord of a musical instrument is difficult for Arduino. This tutorial makes it possible using EasyFFT function.

Arduino Music: Notes and Chord Detector

Attempt to control Nexa MYCR-1000 wireless plugs with Raspberry Pi

Reverse engineering wireless plugs

suikale suikale

Wired doorbell sensor running Firmata that can be used by Home Assistant

Wired doorbell sensor for home automation

2021 Hackaday Prize

a new fantastic screen that can be used in many industry

NExT Transparent screen

brian-huang Brian Huang

This project aims to design a generic robotics platform which can be cheaply produced and used in STEM programs and also in swarm robotics.

Low Cost Multipurpose Robotics Platform

gabriel-guimares Gabriel Guimarães

An example of how one can use python, python-miio, RPi, some electronics and woodworking to make remote controller for Roborock S5

Roborock S5 RPi Remote Controller

aleksandar-zivkovic Aleksandar Zivkovic

ASR-2D (ESP32) development board compatible with Adafruit Feather/FeatherWing form factor boards

Plumo-2D

2021 Hackaday Prize

A compact privacy friendly and fully open source GNSS receiver with motion detection, a SD card and NFC

unsurv-offline

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