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2 questions
2
votes
3
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An appropriate voltage regulator / limiter for a 5V solar panel for USB charging?
I'm building a USB solar charger for my tablet, which has so far worked well.
I'm using a 5 Volt, 5 watt solar panel (same as this one), which outputs about 4.5V and 0.6A in real use when charging my ...
- 129
0
votes
2
answers
811
views
How do I get 12V 260mAh from 4x 6V 130mAh solar cell panels?
I'm trying to figure out how to build a DIY micro irrigation system for my small greenhouse. A part of that task is to figure out how I can charge 8 AA batteries using solar panels.
I've found a set ...
- 646