Electronics

Electronics, PCB, Arduinos, soldering etc.

Simple Fan Speed Controller

Simple Fan Speed Controller

A simple fan controller based on an ATTiny board and DS18B20 temperature sensor generating a PWM signal driving a power transisitor to control the fan.

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Pi vs Arduino

Pi vs Arduino

Last week I gave a talk showing three different ways to flash an LED. One of the questions at the end was why would we use a Pi vs an Arduino?

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Jumbo RGB LED

Jumbo RGB LED

At the end of last year, I was working on a project for Element14 Presents that combined woodworking, power electronics and high powered LEDs. I upscaled an RGB LED 100 times from 5mm to 500mm. There were a few parts

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Arduino Portenta

Arduino Portenta Pinout

For a recent project, I’ve been using a new Arduino Portenta Pro board. It has proved to be a powerful board but also challenging to use.

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Gates Update

Gates Update

Over the last week, the gates have been painted and the holes for the bases have been dug and filled with postcrete. To ensure the holes were all filled to the same level I remove the gravel between the holes

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Fizz Buzz

Fizz Buzz

Back in Dec 2017, I proposed the idea of a Fizz Buzz game as an entry to a Ben Heck Show competition. I decided now was time to finish the project.

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Element14 Presents

A collection of parts for my latest project

There were some toxic comments going around the internet during the lockdown so I set about making a machine that could help.

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Machine learning at the edge

Machine learning at the edge

I’ve recently been experimenting with Machine Learning for an upcoming project video. The advantage of using Machine Learning is that it can find patterns in data that would be difficult to code for using conventional methods. For example, they can

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