Yearly Archives: 2020

DIY 250W LED Flood Light for High Speed Filming, Part 3 of 3.

This is part 3 of my DIY LED flood light that is going to be used for high speed video filming with the FPS1000HD camera. In this video the lux value is measured to 25000 at 1 square meter which … Continue reading

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DIY 250W LED Flood Light for High Speed Filming, Part 2 of 3.

This is part 2 of my diy led flood light that is going to be used for high speed video filming with the FPS1000HD camera. It should be able to deliver around 20000-25000 Lumen. Here I modify 3x HP server … Continue reading

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DIY 250W LED Flood Light for High Speed Filming, Part 1 of 3.

This is part 1 of my #diy #led flood light that is going to be used for high speed video filming with the FPS1000HD camera. It is being built form 5x 50W LED COBs mounted on old Pentium4 CPU coolers. … Continue reading

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Anet A8 3D Printer Upgrades: 12V Power Supply From a Server

This is the first upgrade for the Anet A8 3D printer. A new powersupply from a HP server will be a fire-hazard reducing upgrade compared to the original undersized and over-specified power supply that came with the printer. 12V @ … Continue reading

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Anet A8 3D Printer Unboxing

This is the unboxing of a Anet A8 3D prrinter that was bought for my father to experiment with. Hopefully this will give some good help to make parts for electronics as part of the diy way of life 🙂 … Continue reading

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APC RS-1000 UPS Teardown

A teardown of a APC RS-1000 UPS, a run down of the current paths in the system. Data on the unit: https://www.apc.com/shop/us/en/products/Back-UPS-RS-1000VA/P-BR1000

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DSO138, Not Even Once

Before you buy a DSO138 or DSO150 from ebay, amazon, wish or aliexpress, it is important to understand what you are getting. The specifications are very loosely written and what looks good on paper is useless in practical use. Here … Continue reading

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Chinese 150 Watt Induction Heater, unboxing and test.

Review and test of a mini induction heater. At just 12V 10-15A you can have a small and effective induction heater for your work bench.

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10 kVA Kjellberg Plasma Cutter CUTi 31 Teardown

A teardown of a Kjellberg CUTi 31 Plasma Cutter with a power rating of 10 kVA. Made for cutting in 25-30 mm steel. Connecting voltage (V): 3x 400VAC Connecting power (kVA) 10.4 Mains fuse, slow(A) 16 Open circuit voltage (V) … Continue reading

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