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This is the filter for my Small koi pond. I wanted a waterfall, room for filter equipment (easy accessible) and space to keep a few green carnivores. Read on if you want to know why I needed a lathe for this. |
koi pond filter
Small koi pond
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This is my koi pond project. I wanted to keep a few fish in my yard, but the landlord does not allow dug ponds. My solution: make the pond above ground. |
PCB table
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Like many electronic enthusiasts I have many leftover PCB's lying around from all kinds of projects. I came up with a good use for them and at the same time creating the perfect piece of tech furniture for every geeks house. Convert a glass table into a PCB table. |
Catching worms with electricity
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Another interesting use of electricity. You can catch worms with it. Don't want to ruin your garden, not enough room to dig or simply don't want to get your hands dirty digging for worms? This is the perfect solution! |
7.2MHz Spiral PCB Teslacoil
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This battery powered Teslacoil has etched windings on a print circuit board. It works on two 9V battery's. The resonance frequency is around 7.2MHz. It is a full bridge and the primary is also resonant. It has a turns ratio of 2:105 with 6mil tracks for the secondary. |
Metal notcher refurbishment
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A very handy tool for every workshop. This heavy duty notcher has been in my possession for a while. Now I've finally found he time to clean it up and restore it to its former glory. |
Tesla theater Groningen
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Tijdens de Nacht van Kunst en Wetenschap (thema energie) in het hart van Groningen heb ik meegewerkt aan het Tesla theater. Een muzikale performance in samenwerking met Arnold Hoogerwerf en Roel Voorbij. In dit toneelstuk worden een aantal interessante opstellingen gebruikt. |
Audio Modulated Solid State Teslacoil V2.0
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This is the new version of my mini Solid State Tesla Coil. Flashovers of over 22cm are achieved with the new Top load. Max output voltage is about 170kV. The audio modulator is also improved. Power consumption is about 300W. |
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