Useful Kiln Tools + Beeper Upgrade
Kiln Beeper I installed a mini beeper in my kiln and adjusted the software to beep letters in Morse code depending on the stage of the program. I just used the same transistor+resistor+5v supply desig…
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Succeeding with Prometheus Copper Clay!
This is the process I'm now using: its had 100% success so far. This post is stitched together from various pieces; I unfortunately didn't take pictures of the complete process for a single piece. Ste…
Prometheus Copper Clay Experiments
PMC clay, or Precious Metal Clay clay(sic!) is a mixture of tiny metal particles with an organic binder. It allows you to mould metal objects by hand at room temperature, then sinter them into solid o…
Upgrading my Jewellery Kiln
I have a small "Prometheus Pro-1 PRG" Jewellery kiln for experimentation and artwork. Its a programmable kiln, which allows you to have programmes with multiple cycles of heating and cooling over time…
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…
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…