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, I measured the lux value to 25000 at 1 square meter which corresponds to the given lumen value for the LED COBs. The 36VDC power supply voltage
DIY 250W LED Flood Light for High Speed Filming, Part 3 of 3. Read More »
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 power supplies to deliver 36VDC, add fan controllers for the heat sinks and box it
DIY 250W LED Flood Light for High Speed Filming, Part 2 of 3. Read More »
This is part 1 of my flood light project, 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. I got no affiliation with these sellers, but it is where I bought my parts: 50W
DIY 250W LED Flood Light for High Speed Filming, Part 1 of 3. Read More »
This is the first upgrade for the Anet A8 3D printer. A new power supply from a HP server will be a fire-hazard reducing upgrade. The original PSU is a undersized and over-specified power supply, that came with the printer. 12V @ 62A is of cause much more powerful than needed for the Anet A8.
Anet A8 3D Printer Upgrades: 12V Power Supply From a Server Read More »
This is the unboxing of a Anet A8 3D printer 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 🙂 Following videos, in the future, will be about 3D printer upgrades to the printer and
Anet A8 3D Printer Unboxing Read More »
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
APC RS-1000 UPS Teardown Read More »
Before you buy a DSO138 or DSO150 from eBay, Amazon, wish or Ali Express, 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 I test the DSO138 specified at 200 kHz, but in reality it is worthless
DSO138, Not Even Once Read More »
Review and test of a mini 150 Watt induction heater. At just 12V 10-15A you can have a small and effective induction heater for your work bench. 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.
Chinese 150 Watt Induction Heater, Unboxing and Test Read More »