Fresh hacks every day
So last week [Caleb] posted an article about hacking a floating LED ball. In response, here’s a couple simple LED hacks or repurposings that I’ve come up with recently.
LED Solar Glow Cube: If you’ve ever seen path lights lighting up people’s gardens or walkways you may have wondered what components they had in them and how they could … Read the rest
For [Justin], the topic of remotely powering electronics in the field comes up often. So often in fact he decided to put up a tutorial for powering electronics from solar power and batteries, as well as sending and retrieving data with the help of a cellular connection.
The electronics [Justin] chose for his remote wireless project include an AT&T … Read the rest
[Brian Dorey] has been adding green power solutions to his home for some time now, and as things have progressed, he has experimented with several different iterations of data loggers. The latest system watching over his solar power setup is a Raspberry Pi armed with a custom-built I2C analog/digital converter.
The Rasp Pi is responsible for monitoring several different temperature … Read the rest
This system of hybridizing your home’s electric appliances is an interesting take on solar energy. It focuses on seamlessly switching appliances from the grid to stored solar energy as frequently as possible. There’s a promo video after the break that explains the setup, but here’s the gist of it.
Follow along on the pictograph above. We start on the left … Read the rest
If you’re building solar vehicles at a competitive level you’ve got to know exactly how the storage batteries will perform. To that end [Matthew] built a Lithium Polymer battery tester for use by the McMaster University Solar Car Project. It worked well, but could only test one battery at a time. He just finished up a second version, which can … Read the rest
If you’re expecting the serfs to hop the fence with pitch forks and torches you may want to employ a surveillance system. WiFi cameras are a cheap way of doing this, but you’ll need power. [CheapGuitar] decided not to run extension cords, and instead added solar power to his wireless camera. The solar panels are easy to spot in … Read the rest
Give your garden lights a little bit more life by changing out the LEDs. In the process, you can also choose a different color if you like. It really is as simple as cracking it open and replacing the stock LED, but a bit of a change may also prolong the stored charge.
These garden lights consist of a … Read the rest
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