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Jan Říha

Hardware product development engineer focusing on electronic design, product architecture and new business development.

Brno, Czech Republic

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This user joined on 03/27/2023.

My Projects

Supplyframe DesignLab: 2023 Hackada…

PionEar provides early warning to deaf drivers of an approaching emergency vehicle

PionEar: Making Roads Safer for Deaf Drivers

jan-ha Jan Říha

Things I've Built

PionEar

Projects I Like & Follow

Multi-year always-on LED replacements for gaseous tritium light sources

TritiLED

ted-yapo Ted Yapo

A portable Yagi antenna for working amateur radio satellites

WA5VJB ultra portable dual VHF/UHF Yagi

The 2018 Hackaday Prize

This open-source, low-power LTE shield uses cutting-edge CAT-M technology and also integrates GNSS location capabilities!

LTE CAT-M1/NB-IoT Shield for Arduino

timothy-woo Timothy Woo

The 2018 Hackaday Prize

Resumer 3D is on Kickstarter now : https://kck.st/2xQmZYK

Magical box for Resuming 3D Prints automatically.

Interfacing 3.5" HD 1.44 MB Floppy drive through FDD connector with Arduino UNO

Arduino raw data 3.5" Floppy reader

lukas-vacek Lukas Vacek

<1.5µA current consumption when continuously on, optional flashing mode

Ultra low power LED

christoph-tack Christoph Tack

Use of solar panel and supercapacitor to enable an 3.3V 8MHz ATMega386P to function as remote IoT solution using LoRaWAN.

Solar & supercap charged LoRaWAN IoT device

Add a second brain to your Arduino Mega

RetroShield for Arduino Mega

An experimental torch/flashlight intended to be safer for eyes, completely inspired by and built upon the TritiLED project

Yapolamp

simon-merrett Simon Merrett

The 2018 Hackaday Prize

Unique, compact power conditioning enables always-on sensor monitoring and Long-Range radio (LoRaWAN) link for IoT applications.

SoLoRa - Solar Powered always-on IoT sensor node

joe-miller Joe Miller

This project is an IoT sensor shield for the ESP8266 and it's Arduino compatible

IoT shield for ESP8266

pedro-minatel Pedro Minatel

Adding a speaker jack to Samsung Level U Headphones

Bluetooth Headphone Mod

Supplyframe DesignLab: 2023 Hackada…

This module is based on esp32, uses arduino for programming, and the firmware is open source. It realizes the core functions of wifi transfe

Wifi Module For 3D Printer(ESP32)

This unusual 3D printer configuration is easy to build and the most inexpensive to operate with open-source hardware and no consumable

Unusual Bottom-Up 3D printer

nicolastranchant nicolas_tranchant

2021 Hackaday Prize

Roamer is a self-charging, switch free, capacitor powered, wandering robot companion.

Roamer, the Self Charging Companion Robot

mike-rigsby Mike Rigsby

A safe, digital model particle accelerator that electromagnetically propels a steel ball around a closed hoop.

Working Model Particle Accelerator

Use ESP32 as the MCU of motherboard for 3D printer.

CNC,3D printer motherboard,ESP32, 8 motors

This is the GOD version of this microcontroller, adds up a lot of features. Sensor, modules and displays can be directly plugged in.

DIY Arduino UNO PRO Version

sagar-001 Sagar 001

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