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website about batteries

Here is an excellent website about batteries and charging process :

http://www.powerstream.com/home.html

Provides you with cheap alternative energy.
¬†Well, I just thought I'd post what I've learned about solar panels in the past month. They are actually quite simple to make and will cost you alot less then … Read more

Super Capacitor in solar power supply - a few queries

I intend to build a remote 'weather station'

The station will:

  • Be completley independant of any external power, ie, it will produce its own power via solar cell(s)
  • Measure temperature only
  • Transmit its finding over an RF link to an indoors reciever

Instead of using a rechargeable battery supply with charger circuit, i have decided to use a 35F, 2.7V super capacitor to smooth and store power.

This a s flexible solar cell from outsidesupply.com. Its rated at 3v and 25ma, but i get 4v out of it. It comes with free shipping. Its very flexible as you can see … Read more