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Johnny

Aussie who enjoys all things EE.

Melboune, Australia.

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This user joined on 05/17/2014.

Proud member of

CCHS - Melbourne Hackerspace

My Projects

Official Hackaday Prize Entry

A Touchless Gesture Mains AC Dimming Switch

Air Gesture AC Dimmer/Switch

Modular nixie display board based on the soviet Russian IN-12A cold-cathode tubes.

Modular Nixie Display

USB MSD Bootloader for PIC Microcontrollers

USB μC - USB PIC Bootloader

Upgrades to 3040Z-DQ

3040 CNC Milling Machine Mods

(Plotly has stopped support) A $6 Wireless Real-time Data Logger/Grapher

plotly + ESP8266

Control CNC via parallel port with GRBL

GRBL to Parallel Port

View all 11 projects

Projects I Like & Follow

Hackaday Prize 2019

It's cheap, doesn't use a specialized heart rate AFE and can blink LEDs with your pulse :)

uECG - small open source wireless ECG sensor

Ultimate Robotics

The 2016 Hackaday Prize

A digital clock built with Diode-Diode Logic (DDL), a quirky new logic family using only common diodes and passive components.

The Diode Clock

A Pi emulating a GameBoy sounds cheap. What about an FPGA?

VerilogBoy - GameBoy on FPGA

The 2018 Hackaday Prize

... is designed for direct drive wheels for swarm robots

PCB stepper motor

In the 1980's, you had to know programming to use computers. They were used for... guess what? Computing! Want to see how it looked?

Badge for Hackaday Conference 2018 in Belgrade

A 2-part bicycle powermeter. Swap between bikes without tools in 5 seconds.

Bike Powermeter

good looking and clever 4-legged robot

Dizzy Wolf

Re-configurable Sub-1GHz RF remote control with BLE & USB. Can receive, transmit & analyze RF spectrum.

GollumRF: Sub-1GHz RF hacking tool

Matching the performance of an overmolded strain relief using 3D printing and flexible filaments

3D Printed "Molded" Strain Relief

The 2018 Hackaday Prize

A simple board, driving 2 nixies from discrete transistors and an Atmega8.

Low cost dual Nixie Driver

The 2018 Hackaday Prize

A thermocouple amp breakout board for interfacing with uC built around LTC2053 instrumentation amp and LT1025 cold junc compensator.

Thermocouple amplifier for arduino and other MCU

Aditya Mukherjee

Press the button to momentarily disconnect a USB device

USB Interruptor

Paul Stoffregen

A Wrist Watch version of my BCD Binary Clock!

BCD Binary Wrist Watch

In-Circuit Oscillator Calibrator for AVR Microcontrollers based on ATtiny84

TinyICOC

The 2017 Hackaday Prize

Simple SPI flash adapter / breakout in Micro SD shape

SPI flash to Micro Sd adapter

USB-PD sink with headers compatible with breadboard. Features a fixed 3.3V supply and one-click voltage selection without incorporating MCUs

Low-cost USB-PD Sink for Breadboard (and More)

Hackaday Prize 2019

Ring that uses small LED display to display messages and animations.

LED Ring

Modify the BRTRO-420 reflow oven to have an Arduino based reflow firmware, serial interface and cold junction compensation.

BRTRO-420 Better Blazin' Mod

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Bits