Blog

Covering different technologies needed to make things, analyze data and push away from big tech.
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Seeed Studio 60GHz mmWave Sensor - Human Resting Breathing and Heartbeat Module Review

Introduction I recently bought a tiny 60GHz radar module to use in a project. This is a really neat little board that claims to be able to read breathing and heart rate data from a subject with 90% …

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Analyzing Land Use Change

Land Use dataset This project uses the 10m Annual Land Use Land Cover (9-class) dataset which is a joint project between ESRI & Impact Observatory. I chose to use the version hosted on the …

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Using p5 shaders for post processing

Introduction p5 can be used for 3D graphics, although it makes much more sense to use something like three.js if you want to do any serious 3d browser development. Where WebGL really shines in p5, in …

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Introduction to Shaders in P5

Introduction Shaders are a powerful way to apply powerful logic to the individual pixels in a p5 sketch. We write them in the GLSL language (a form of C) then they are compiled and (generally) run on …

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Gallery Opening at the Firehouse

Really excited to have three of my photographs included in the Long Range juried show at the Firehouse Art Center here in Longmont, alongside Veronica Love, Katherine Gibbons and John Fukuda. Artist …

Setting up a Worldwide Asset eXchange (WAX) test server using Docker on Linux

Introduction This tutorial walks you through the steps to set up a Worldwide Asset eXchange (WAX) test server, establish the WAX currency and transfer some into a test account. This was tested on …

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Driving a Lifx Z-Strip based on Audio

Introduction I’ve previously discussed building a Stereo Console that is backlit using a LIFX Z-Strip. We thought it’d be cool if the backlight modulated in conjunction with the music we …

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Audio Front-end for the ESP32

Introduction As part of a larger project, I wanted a way to capture the audio signal from our HiFi and sample it with an ESP32 Microcontroller. Our HiFi has a handy tape-dubbing output which I’m …

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Cleaning up Electricity Meter Data

Introduction I’ve previously written about how I harvest the readings from my utility meters and put them into InfluxDB. This follow up post describes how I clean up that data using …