Easy electronics projects that are suitable for learning how to build your own devices, equipment and fun toys. Children and kids can build these for school projects or science fairs. Build your own Nixie tube clock. Build your own induction heater! How about learning what is inside large industrial electronics like x-ray machines, UPS systems or mobile phone base station amplifiers?
Nixie tube clock
Introduction Like many other people that have seen nixie tubes I got drawn towards wanting to have my own nixie tube clock. Prices on tubes, sockets, transformers and everything else is pretty steep due to...
Humax 40″ LCD TV repair
Introduction I was taking a walk with my girlfriend when we came by a house with a 40" LCD TV standing against the wall outside, on our way back to the apartment the TV was...
27″ LCD TV repair
Introduction I received a broken 27" Prosonic LCD TV from a friend, it was on the way to get trashed if I did not want it. Prior experience told me to accept this offer and...
Royer ZVS Induction Heater
Published 18. January 2013. Updated 3. August 2021. Introduction The Mazilli ZVS flyback driver is well-known throughout the high voltage community for its simplicity and ability to deliver 20-50 kV at high currents for a...
TI-83 calculator repair
Published on: Jun 24, 2014. Updated on: Jan 05, 2018. Introduction I bought my Texas Instruments TI-83 calculator back in 1999 for when I took my HTX degree (Higher Technical Exam). Since 2012 it began...
Sodium 40″ LCD TV repair
Introduction A friend of mine had this defective TV set and wanted me to take a look at it. When plugged in the red led would light up and you could power it on to...
10W scrap solar cell panel
Introduction I wanted to investigate what kind of performance a solar panel build entirely from scrap materials would give. For the purpose I sourced broken solar cells from ebay, metal frame and acrylic from a...
3 Phase 13A Lübcke Variac
Published: April 5, 2016. Updated May 7, 2022. Introduction On a junk yard I found a badly damaged enclosure containing a 3 phase 13 A Lübcke variac, 10 kVA isolation transformer and 6 large stud...
Merlin Gerin PM700 power meter
Introduction I wanted a small unit to plug into, or between two, mains feed cables to measure voltage, RMS current, power factor and harmonic distortion. I found this Merlin Gerin PM700 power meter at a...
250W LED Flood Light
Introduction The motivation for this project is the need for light, light and more light when recording high speed film with my FPS1000HD camera. Something that resemaples the sun as close as possible and with...
Teardowns, A Complete List.
Teardown articles, videos, schematics, circuit analysis of all kinds of exotic and rare industrial equipment! Huge x-ray generators, multiply kVA UPS systems, laboratory equipment and vintage computer systems. 73 teardowns in total. The most recent...
Hacking IKEA 2kW induction hob
Introduction IKEA had their single stand alone induction stove on sale for 40 Euro and that was cheap enough to buy it only to take it apart and possibly destroy it during experiments. Perhabs this...
3 Phase 400 VAC 6 A Variac
Introduction I bought this 6 A variac stack as advertised for 6A. But the physical size suggests it could be a 10A model as well. There is no part numbers or data shields to go...
3 Phase 32A 400VAC Soft Start Power Supply
Introduction Construction of a 3 phase 32A 400VAC Soft Start Power Supply with safety features and a data monitor. All parts like enclosure, current transducers, voltage step down, contactors and wiring is reused from my...
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