Make a Connection

Show and Tell, Share a project you previously created or you are building right now

Show & Tell, share a project you previously created or you are building right now

Using LoRa for remote communication

redcharly

Introduction The project I wish to propose stems from my curiosity about the LoRa protocol, which has always fascinated me due to its ultra-low power consumption and long-range capabilities. I built a communication system consisting of several compon...
- 28 Sep 2026
Car Racing Gaming Console

misaz

Hello Element14 community. As part of “Make a Connection” Project14 competition I made a SuperTuxKart racing console using Arduino Uno Q, Meccano like building set, my own gyroscope and accelerator shield, Linux driver and bunch of python...
- 27 Sep 2026
Today's Adventure

PlatypiMaster

I developed Today's Adventure to maximize the simple but elegant nature of e-ink displays. It turns weather, time and seasonal context into a plan for the day. What started as a need for accurate local weather evolved into a system that hel...
- 27 Sep 2026
MorseMatrix - Simple Morse Code Machine

Shishir

Project Overview MorseMatrix is a standalone, real-time hardware Morse code decoder built on an Arduino Uno Q Single Board Computer with a built-in LED matrix. It turns the morse code entered through physical button presses into readable text by...
- 27 Sep 2026
Handoff: shake hands, share contacts

rahuljeyaraj

Shake hands and swap contacts. The card goes from one wristband, through the two people holding hands, to the other band, and into their phone.
- 27 Sep 2026
Send some water to your plants from anywhere in the world

embeddedguy

Table of Contents Introduction and Motivation Hardware Requirements Camera Remote access ESP-Rainmaker configurations Rainmaker Software Automation HaT mini Automation HaT Wiring Raspberry Pi Configurations Remote a...
- 27 Sep 2026
EyeLink — A Wheelchair You Drive by Blinking

khadri

https://youtu.be/VDHrHypaC9s Head Tilt + Eye Blink + Wireless Control I built EyeLink, a working prototype of a hands-free wheelchair control system that combines head movement and eye-blink confirmation to control a small motorized wheelchair platfo...
- 27 Sep 2026
Greenhouse monitoring and controlling system

jelektro

Introduction and Project Concept Modern agriculture and smart horticulture face constant challenges: optimizing resource utilization, maintaining precise environmental parameters, and minimizing human intervention in repetitive tasks. Greenhouses req...
- 26 Sep 2026
Health and Activity Monitor

jelektro

This project presents the design and implementation of an intelligent wearable health assistant built around the Nordic Semiconductor nRF5340-DK development platform. The system integrates the MAX30100 pulse oximeter and heart-rate sensor together wi...
- 26 Sep 2026
446MHz Tape Measure Yagi

shreaypatel2

The Concept When I saw the Make a Connection theme, I noticed many projects were utilizing Wi-Fi, Bluetooth, and IoT clouds. As an electrical engineering student currently exploring different domains of the field, I’ve recently found myself f...
- 25 Sep 2026
Full Duplex Morse Code Decoder

VK2EJH

Morse Code is not dead. Here is my project to use 2 BBC micro:bits and a laptop to send Morse Code in both directions whilst also decoding Morse Code sent from both ends using button A or a proper key. Step 1 upload the code using the Python Programm...
- 25 Sep 2026
Energy Harvesting from low temperature waste heat via Thermoelectric generators

soumyabrata

This work develops an integrated thermoelectric energy-harvesting system for low-grade waste heat. Because a thermoelectric generator (TEG) operating at a small temperature difference (approximately 15 K) produces a low voltage (below 100 mV), the s...
- 24 Sep 2026
AWR: The Signals Behind an Autonomous Canister Recovery Robot

paolorobillos

An STM32 robot uses distance, encoder and IR sensor signals to find a canister, capture it, and return to a tape-marked home zone.
- 24 Sep 2026
Gestu: Gesture communication with Arduino UNO Q

shogunx

. Project 14: Smart Gesture Communication establishes an advanced, low-latency bridge between human movement and digital expr...
- 23 Sep 2026
Musical Emotions Emitter- Broadcasting Feelings Over Medium-Wave Radio

javagoza

Musical Emotions Emitter Broadcasting Feelings Over Medium-Wave Radio A 4-voice Arduino synthesizer, AM radio transmitter, and educational platform that transforms emotions into music and broadcasts them through the air. Project Video players.brightc...
- 18 Sep 2026
RescueLink: A LoRa-Based Emergency Messenger for Disaster Communication

taifur

Introduction When a major disaster strikes, communication can become as important as food, water, and medical supplies. During cyclones, floods, earthquakes, and other emergencies, cellular networks and Internet connectivity may become unavaila...
- 18 Sep 2026
AgriScout: A Smart Agricultural Rover Connecting Farmers to Their Fields

Shreyas.chaurasia

Introduction Agriculture often requires farmers to regularly monitor different areas of a field. Soil conditions can vary from one area to another, making continuous manual monitoring time-consuming. To address this, I developed AgriScout, a low-cos...
- 16 Sep 2026
R2D2 Copilot For an E-Bike

dougw

Intro I have been converting my e-bike into a cargo bike so I can use it for grocery runs or trips to the Dollar store. The bike is a step-through folding bike so I can put a large cargo container on the back without having to worry about having to s...
- 14 Sep 2026
Antarctic Beacon: Bridging 130 Years of Wireless History with IoT & 20m RF

doctoriot

CWbeacon 14 MHz - An IoT Morse Code Beacon from the IoT Lab to Antarctica A 3 W HF radio beacon that keys its RF carrier with Morse code, reports its own transmissions over Telegram, authenticates every message with a CRC seeded by Marconi'...
- 13 Sep 2026
Full Duplex Morse Code using the BBC micro:bit V 2.2

Erik.H

Hey, If you are going to "Make a Connection", why not make the communication "Full duplex" or both directions at once. So that it has at least 2 paths, no waiting and real time speed. This is a project I created this year for an O...
- 13 Sep 2026
Spoon Box — My First 3D Print Became an ESP32 Media Player

ThingToo

I don’t own a 3D printer. My public library does. That’s how my first-ever 3D print became Spoon Box: a translucent ESP32 media player with an OLED display, addressable LEDs, network audio, Home Assistant integration, and a giant spoon on...
- 12 Sep 2026
EM Signal detection and transmission

Hoytman

A sea of electromagnetic noise surrounds humanity, coming from countless electrical devices. Have you ever been curious about that noise? For my competition entry, I’ll show you how to build a simple EM detector so that you can listen...
- 10 Sep 2026
Blinking at a webcam: a one-way optical data link with an M5Stack Atom Matrix

apn201

An M5Stack Atom Matrix blinks colour at a webcam. A CRC-verified one-way optical link decodes the text. No radio, nothing to jam. Project14 entry.
- 10 Sep 2026
OrderUp - Turning a Spoken Order Into a Signal the Kitchen Can Hear

arvindsa

Since the time I learnt that the next project14 theme was going to be "Make a Connection" - Build a project that sends a message or Signal, I have been racking my mind for something unique. I blasted through the usual suspects, nearly fina...
- 6 Sep 2026
Meshtastic Solar Hat Node

ralphjy

Meshtastic Solar Hat Node Introduction Back in July, cstanton posted The world's on fire - embrace solar punk in the Design Challenges Forum about the Meshtastic network and communicating "off grid". I just di...
- 5 Sep 2026