| If you've been considering solar power for homes | | | | any small appliance. And you can build as many as |
| and haven't taken the plunge, chances are you're | | | | you like. The energy is stored in batteries so it will |
| concerned they will be expensive and wonder | | | | turn the lights on and keep the fridge running at |
| whether they actually pay for themselves. Below, | | | | night. |
| you'll find a run down of three common types of | | | | Payback: The cost of a 100 watt solar panel |
| solar systems and the payback you can expect | | | | varies widely. A standard commercial panel can |
| from using them. | | | | easily run $750 to $1000 plus installation, though |
| Solar cooker: A solar cooker is basically a system | | | | you can buy at discount sites for much less. You |
| of nested boxes that concentrate the sun's rays | | | | can make them yourself for around $200. The |
| on food containers. A small box will cook food for | | | | payback is the reduction in your power bill. It could |
| up to five people. They require no fuel except | | | | take a few years to payback a system you buy. |
| direct sun and give off no emissions. You can | | | | Homemade systems can payoff much faster. |
| bake, boil, and roast a wide variety of food as | | | | Solar thermal system: A solar thermal system, or |
| long as you have the time. | | | | solar heater, uses the sun to heat a tank of |
| Payback: You won't replace your oven or stove, | | | | water. You can use the hot water as you would |
| and certainly not your microwave. But these | | | | any hot water or blow air over it and heat your |
| cookers cost only a few dollars to build and cook | | | | house. Modern systems are quite attractive. |
| healthy meals. | | | | Payback: These are the most ambitious of the |
| Solar generator: A solar generator turns sunshine | | | | solar power systems. They usually pay for |
| into electricity. This is done via photovoltaic cells, | | | | themselves over 3-4 years and operate |
| or solar panels. A panel will run lights or just about | | | | essentially free after that. |