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robbyappel

i like to listen to world radio

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robbyappel
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This user joined on 10/11/2020.

26.9k
1.8k
19
84
A Raspberry Pi internet world radio receiver
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Raspberry Pi World Radio

Abraham Martinez GraciaAbraham Martinez Gracia

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6
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Super easy way to make a microscope with a DVD pickup with Analog Discovery
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DVD pickup LASER microscope

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An ESP32 based weather station investigating ESP32's Deep Sleep and ESP-NOW
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ESP-NOW Weather Station

Kevin KesslerKevin Kessler

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0
6
Induction heater with Mazzilli ZVS driver
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DIY Induction heater with BIFILAR Flat coil

mircemkmircemk

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9
The simplest way to get a spark of 8cm and more
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Extremly simple Tesla Coil with only 3 Components

mircemkmircemk

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0
7
3D printed air purifier with germicidal ultraviolet bulb
Project Owner Contributor

HEPA Air Purifier/UVC Sterilizer

Jeremy RuhlandJeremy Ruhland

788
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0
3
HRV data recordered from KYTO pulse sensor and displayed as Poincare plot on Android device
Project Owner Contributor

Graphic Representaton of Heart Rate Variability

Konstantin D.Konstantin D.

467
4
0
2
Learn how to create a low cost and low power DC/DC push-pull converter based on Dialog's SLG46108
Project Owner Contributor

How to Make a Low Power DC/DC Converter

GreenPAK™GreenPAK™

380
6
0
7
Pixie is an interactive smart plant device created using a micro controller, a number of sensors and 3d printed parts.
Project Owner Contributor

Pixie - Let Your Plant Smart

Jonathas BarbosaJonathas Barbosa

377
18
2
14
This clock displays the time and day of the week directly from a GPS receiver.
Project Owner Contributor

GPS Driven Clock

BharbourBharbour

361
22
0
13
This workshop will go over the basics of radio signals, how devices communicate, and best of all, how to act as one of those devices!
Project Owner Contributor

Radi-uhoh: What Is This SDR Thing and How Do I Use

LutetiumLutetium

336
4
0
2
The CO2 Dice is a high quality CO2 Sensor for rooms with a very simple display in the form of a dice. It's software and hardware Open-Source
Project Owner Contributor

The CO2 Dice

Dirk HerrendoerferDirk Herrendoerfer

280
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0
3
Home automation is a hot topic nowadays and even the simplest components of such a system can cost a lot. Therefore building custom devices
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DIY Home Automation System

Romeo hacksterRomeo hackster

259
9
2
10
Open Source earthquake early-warning solution
Project Owner Contributor

OpenEEW

Andres MeiraAndres Meira

231
232
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39 button 3 device Infrared Remote Control with programmable Atmega328PB
Project Owner Contributor

Infrared Remote with Atmega328PB

remotemod328remotemod328

227
3
0
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This charger allows my phone to tell it when battery is full, so it will turn off the power.
Project Owner Contributor

BLE Auto Shutoff USB Charger

foamyguyfoamyguy

219
4
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A little project with Metriful and Pi
Project Owner Contributor

Indoor Air Quality Monitoring with Metriful and Pi

Billy ZBilly Z

183
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5
Application "Cosmic Ray Finder" is designed to detect traces of cosmic and terrestrial particles using a digital cam connected to the PC
Project Owner Contributor

Cosmic Ray Finder

Alexey VoroninAlexey Voronin

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