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John

Software developer, circuit designer & maker

PA

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This user joined on 12/02/2018.

My Projects

A dual head PNP machine that uses Openbuilds hardware, a Smoothieboard controller, dual camera vision, automatic/drag feeders, and OpenPnp

Pick and place machine - Smoothieboard/OpenPnp

Screen accurate with fully functional keypad, sounds, and NTP clock

Back to the Future Time Circuits Display (TCD)

A more effective & cheaper way to monitor home energy usage per circuit

Multi-channel expandable energy metering

A cost effective energy meter for North America that can wirelessly transmit energy usage data into programs like EmonCMS.

Split Single Phase Whole House Energy Meter

Projects I Like & Follow

The 2018 Hackaday Prize

Presenting the "Tingle" wearable for compulsive behaviors and a hacked fitness tracker wearable device prototyping platform.

Hacking Wearables for Mental Health and More

The 2018 Hackaday Prize

The Reflowduino project is a complete ecosystem of open-source hardware designed specifically for DIY reflow control!

Reflowduino - Wireless Reflow Controller Ecosystem

open hardware 2 GHz to 13 GHz two-port vector network analyzer

Vector Network Analyzer

A fully hardware debounced rotary encoder.

Hardware Debounced Rotary Encoder

The 2018 Hackaday Prize

Arduino-based heaband that uses haptic feedback to navigate blind people. Controlled via Bluetooth using Android app.

Ariadne Headband

Vojtech Pavlovsky

T962A Controller Drop-In (using *STM32H7*) This is a drop-in replacement controller board for the T962A reflow oven, using the STM32H7

T962A Controller with 5"/7" Touch TFT (STM32)

A Fully 3D Printed Arduino Robot Arm for STEM Education

LittleArm 2C: 3D Printed Robot Arm

How I added a 500W heater to my 3D printer to enable reliable ABS printing.

Enclosure Heater for 3D Printer

Blynk & ESP8266 programed with MicroPython for controlling central heating system.

Economical and Automated Home Heating System

Marko Dragoslavic

This is a drop-in replacement controller board for the T962A reflow oven, using the PIC32MZEFH as the CPU.

T962A Controller Drop-In (using PIC32MZ)

Rock solid mount that allows the bed to expand when heated.

Kinematic Mount for 3D Printer Bed

Experimenting with 3D printed tools.

3D Printed Opensource Tools

The 2017 Hackaday Prize

IOT smoke and fire alarm to send SMS notification if it detects smoke and leakage of combustible gas.

IOT smoke alarm with SMS notification

The 2018 Hackaday Prize

use the natural, stable temperature of the ground to power garden lights and sensors via a thermoelectric device

Geothermal Energy Harvesting Garden Lights

The 2018 Hackaday Prize

An open-source panoply of UAVCAN connected boards to enable smart sensors and actuators for modular robotics development

CVRA's Robotics CAN Ecosystem

Save Lithium-Ion battery!

Battery ( Li-Ion ) care

The 2018 Hackaday Prize

SolarUPS devices can provide for constant, uninterruptible low voltage system power supply for low consumption equipment

SolarUPS V3 Solar Uninterruptible Power Supply

The 2018 Hackaday Prize

The blueprint for future exoskeletons

The Exoskeleton Map

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Bits

Dusan Petrovic wrote 07/09/2021 at 14:06

Hi John - Thanks for the follow!

Are you sure? yes | no