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Josh Kallus

I make home automation devices and other things using ESP32.

Boston, MA
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49 Following
3 Projects
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josh-kallus
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This user joined on 12/01/2023.

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A 3D printable target for airsoft that tells you where the hit was
Project Owner Contributor

Smart Target

josh-kallusJosh Kallus

248
0
0
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A jumbotron display you can use at home
Project Owner Contributor

Home Jumbotron

josh-kallusJosh Kallus

54
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Speakers for the shower!
Project Owner Contributor

Shower Speakers

josh-kallusJosh Kallus

47.9k
3.4k
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254
A physical switch for my computer to choose between Linux and Windows
Project Owner Contributor

Hardware boot selection switch

stephen-holdawayStephen Holdaway

14.7k
702
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Bluetooth transmitters are different and highly integrated modules. Here is the info, to use and select proper module for different purpose.
Project Owner Contributor

Bluetooth Transmitter – Chipset, Power, Datasheet

sagar-001Sagar 001

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2k
1
6
Run Stremio on Raspberry Pi with a kiosk look
Project Owner Contributor

Install Stremio on Raspberry Pi

shivasiddharthshivasiddharth

8.1k
1.8k
4
65
EBM - 3D Metal & Ceramic Printer - Electron Beam Melting
Project Owner Contributor

3D Metal & Ceramic Printer

agustin-cruzAgustin Cruz

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2.5k
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25
Wireless USB dongle (868MHz) for home automation to improve the indoor air quality (IAQ)
Project Owner Contributor

Fresh air automation by RF usb dongle

marcelMarcel

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1.7k
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Octoshield is a Raspberry Pi shield to help with 3D printing and Octoprint.
Project Owner Contributor

Octoshield

goodwinGOODWIN

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779
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FFT spectrum analyzer is an test equipment that uses Fourier analysis and digital signal processing techniques to provide spectrum analysis.
Project Owner Contributor

DIY FFT Audio Spectrum Analyzer

mircemkmircemk

2.3k
466
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Tracking the location of Bluetooth beacons using ESP32 and a home made 2.4 GHz directional antenna
Project Owner Contributor

Bluetooth Tracker

anonAnon

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1.2k
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How I built an Arduino energy monitor and data logger to collect energy data for different loads and plotted that data using Excel.
Project Owner Contributor

Building an Arduino Energy Monitor & Data Logger

sridhar-rajagopalSridhar Rajagopal

1.1k
1.1k
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Arduino based high voltage parallel programmer for AVR microcontrollers
Project Owner Contributor

AVR High Voltage Programmer 2

dilshan-jayakodyDilshan Jayakody

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This is a fully functional keyboard switch... (BETA)
Project Owner Contributor

Arduino-"KVM"-Switch

nathalisnathalis

772
592
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This is step by step how to build your own simple AM Receiver with filter using GNU-RADIO under Win10
Project Owner Contributor

Build Simple AM Receiver GNU-RADIO Win10

mwkMWK

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Battery is dead so the bench supply jumps in
Project Owner Contributor

Bench Supply Bluetooth Speaker

mike-szczysMike Szczys

624
646
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A lock and key based on an esp8266 and an Attiny.
Project Owner Contributor

Pogo pin lock & key

cheatsCheats

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Using some external software we an easily get the code back from Arduino, but this time the code is in the form of HEX file
Project Owner Contributor

How to Get Code/ Program back from Arduino

lithium-ionLithium ION

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229
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Retro clock with seven segment display, WDC65C02 microprocessor and SP0256 voice synthesis chip.
Project Owner Contributor

Talking clock

marek-wicekMarek Więcek

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Circular LED lamp
Project Owner Contributor

LED LAMP

julienJulien

230
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RDA5807M FM mini-radio with STM32F030F4 controller and 0.91" OLED
Project Owner Contributor

RDA5807M FM mini-radio

rgd372rgd372

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