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Amp upgrade v2. Hello ESP32.

This entry is part 5 of 5 in the series ESP32

This older post describes my first go at rejuvenating an old Kenwood hi-fi amp – the focus was on automatically switching the thing off & […]

Greek symbols for variables in Javascript

This entry is part 1 of 2 in the series TIL

For my inaugural TIL series… Today I Learnt that you can use Greek symbols for variables in Javascript. This was a feature I really liked […]

HBO style ident

This entry is part 1 of 1 in the series vlog

If I hear the HBO ident I think Game of Thrones. I like it. It is soothing. I wanted my own – I purposely left […]

Blinker: ESP32 library for LED blinking

This entry is part 4 of 5 in the series ESP32

I could not find a library for easily controlling the blink periods for various LEDs for 1-of-10 ESP32 projects I have been working on, so […]

React Tic-Tac-Toe: Function & hooks implementation

I have been trying to do …something… using React and Three.js (via the react-three-fiber project). I kind of jumped straight into it but keep on […]

Plateau–Rayleigh instability: a bit more

See this previous post for some background. Funny how things come back around isn’t it? I had been looking at a Julia CFD implementation called […]

Julia first go (with Waterlily.jl CFD)

This entry is part 1 of 1 in the series Julia lang

I have shown the Github robot a passing interest in CFD-related repos and it now suggests repos I might find interesting. Waterlilly.jl was the latest. […]

flipmeacoin.com

A (very long) while ago a bought the flipmeacoin.com domain. For a bit it allowed you to flip a virtual coin (using Threejs & Physijs). […]

Hackaday podcast shout-out

This entry is part 5 of 5 in the series Ball joint

Do you know what I love to do on Saturday mornings? I like to go out on my lonesome and listen to the weekly hackaday.io […]

Tsunami: Est time of arrival

I live in New Zealand. A while back (March 2021) there were earthquakes in the Pacific which spurred tsunami warnings in NZ. I had vague […]

Roof survey and Topaz Sharpen AI

When the wind blows in a certain direction our house’s roof groans. Quite unsettling. I thought it was something loose on the roof, which is […]

Corona Bottle Top

My brother used some COVID-time to superpower his garage, finding his DIY inner-zen in the process. To celebrate its completion, I thought I’d make him […]

New life to an old amp

Hopefully, this post will save a few old amps from landfill. There is life in them yet. I bought a Kenwood 3020SE amp when I […]

Drafting Table

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DIY CNC COVID-Recommission

This entry is part 9 of 9 in the series DIY CNC Machine

Hey. This page is more than 2 years old! The content here is probably outdated, so bear that in mind. If this post is part […]

New Quadcopter

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Hard and Slow: Drilling Stainless Steel

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Pressure transducer: nervous

Hey. This page is more than 2 years old! The content here is probably outdated, so bear that in mind. If this post is part […]

Rayleigh-Plateau Instability: Revisiting my A-Level Physics

Hey. This page is more than 2 years old! The content here is probably outdated, so bear that in mind. If this post is part […]