Wow, what a day for eco-friendly DIY speakers. Unlike the DIY speaker kit mentioned earlier, these solar portable speakers are not kits, you can make them using various speaker and solar parts mentioned in the DIY.
I have to say these solar portable speaker certainly rock over the previous one as it can power itself using the power of the sun.
Combine a small, energy efficient digital amplifier, cheap bookshelf speakers, batteries, a small solar panel, and your MP3 player as a
Here’s a quick re-cap of interesting science and technology posts from our Keetsa Eco-Friendly Blog this week:
Solar-powered bike Cycle Sol may allow bikers to re-use the power of the sun. Portable Eco-Frienldy Fridges are really neat idea. Here’s a commercial
Triumph, a world class lingerie company out of Japan, has just introduced a new solar powered bra that displays messages with the power of the sun. This must be for promoting companies not for consumers. Neverthless, it’s a cool device indeed for men who watch the women who wear it.
The world famous bra company Triumph have come up with a revolutionary new type of bra. This is solar powered, which means that it stores up
