This is 5V 3A power supply to drive two USB based devices simultaneously. This power supply is design around LM2576-5.0 switching regulator IC and the main reasons to choose this IC is its low parts count, small heat sink requirements and its inbuilt current limit protection feature. We specially design this power supply to work …
Presenting USBminiPower – the pocket power supply powered from a standard USB port on your computer. Why: The adjustable power supply is an absolutely vital piece of equipment for any electronics engineer or hobbyist. However in the vast majority of cases the needs presented towards a lab power supply are quite relaxed and usually within …
USBminiPower: Pocket USB power supply for the hobbyist Continue Reading
The versatile system-on-a-chip Raspberry Pi board seems to have something for everyone: plenty of ports for display, sound, and USB peripherals; a pin header for relaying inputs and outputs from the physical world; and space for a dedicated camera module, which makes it great platform for all sorts of video experiments. Still, there’s one thing …
Raspberry Pi to Go: How to Wire 18v Portable Pi Power Continue Reading
I recently purchased a Cisco Catalyst 3560 48 port PoE Switch and soon realized that I didn’t need 48 ports. I soon started thinking of ways of using that power for other needs like charging phones or running devices. It then hit me that I could run a Raspberry Pi off PoE by use of …
This Is Your Pi on Wind Got a special project for your Raspberry Pi that requires it to operate off the electrical grid? If solar power doesn’t provide enough juice, add some wind to the mix with an inexpensive wind turbine. Project Curacao is a sensor-filled project designed to hang on a radio tower on …
Sizing a wind turbine to power your Raspberry Pi Continue Reading
Last time around, we proved that the Raspberry Pi could indeed be integrated into a Heng Long Tiger I RC tank, and so control its functions. That’s a significant achievement, but there’s plenty more to do. Firstly and most importantly, we can’t yet drive the tank around because the Raspberry Pi is still dependent on …
The Idea is to create a controlled living room/entertainment station using the raspberry Pi as a media center, torrent down-loader,file storage and to operate electrical switches. Please use caution and diligence as components use live AC and hence is dangerous. Step 1: Items you will need What you will need are the following: A raspberry …
“Pi Power”!!! Remote Power Management with a Raspberry Pi…… . “Not so long ago in a galaxy far, far away… our hero needed access to data near a distant star in the far off reaches of space” ….no need for “FTL” travel as I was actually in my living room on my laptop and was …
These are Raspberry Pi driven smart power outlets. The two power outlets are controlled using a web browser or smart phone. It is also possible to configure the outlets to turn on and off based on the time or room temperature or combinations of time and temperature. I was also going to add in a …
The Raspberry Pi, just sitting there, asking to be played with… As I looked over my existing projects I noticed this sad little lone R-Pi sitting on my desk. Some time ago I bought it. Played with it a bit, installed NOOB image on the SD card, connected I2C LCD text display to it and …
Raspberry Pi, I2C LCD screen and Safe Power Down button Continue Reading
