1. iamavameadows

    Energy Consumption

    I have a fan with three different speeds. On the bottom it says that it uses 43 watts. Does this value go to the slowest speed or does it always use the same amount of electricity.
  2. Dom10

    Solar PV Eco Water Heating Open Source Hardware Project/Proposal

    I think there is a gap in the market for a new electronic device. The device should power a simple resistive water heating element using the energy from a solar PV array. This will allow for cost-effective and environmentally sound water heating. The device will use maximum power point...