Bring Me The Head of Emperor Trajan!
A friend asked me to 3d print this 3D scan of Emperor Trajan. Its taken me a while to get round to it though (guiltguiltguilt!). I decided to chop the scan so just his head and shoulders were visible…
Posts — Page 4
Taking a Google Stadia Controller Apart and Dumping its ROM
I acquired one of these in a deal Google had running. After trying it out, I decided it wasn't really for me, so I had an unused Stadia controller lying around.... The design is interesting; in order…
Identifying a thermocouple
Next up in the riveting Thermocouple series is how to identify an unknown thermocouple as a Type K. There are loads of videos on Youtube on this, but I didn't find them completely conclusive. Many of…
The Perils of cheap Ebay stuff, or, why doesn't my MAX31855 thermocouple board work?
I've been playing around with Type K thermocouples for a project. These are cheap, commonly available, and can read a temperature range from –270C to 1260C (though it depends on the exact thermocouple…
What's eating my Cotyledon Orbiculata?
It's not been looking well for a while, poor thing..... Then I spotted the underside of the leaves were covered in little black things.... to the microscope! - - Aphids! Bastards! Well, getting rid of…
Mini Tesla Coil kit from Ebay! (playing Bohemian Rhapsody)
I've been enjoying Electroboom's Youtube channel, and was really interested in the various Tesla coil videos. I had a look at the OneTesla DIY kits: they look great, but way too expensive for an after…
Writing A Speaker Horn Music Visualiser
As soon as I decided to add the 5x5 Blinkenlights matrix to the horn, it obviously needed to be turned into a music visualiser. Googling for "mopidy audio visualizer" found this post, where someone di…
1920s Spotify Speaker Horn
I inherited an old "Revo" speaker horn from my dad. I have a strong suspicion he acquired it from a "job lot" in an auction somewhere. He gave it the rather fetching red/gold/black paint job. Anyway,…
New Tools!
I've been struggling with a pair of worn out snips for all my snipping/wire stripping needs for years. For some reason I didn't realise that I could just.. order something better. I've now rectified t…
Turning an old Amazon Kindle into a eink development platform
I fancied getting an eink screen to use for future projects. I bought a wee one with a raspberry pi "hat" attached. However, I realised later that I could maybe just re-purpose an old Amazon Kindle eb…