Bike Powered Electricity Generators are not Sustainable pedal-powered generators pérdidas de energía en los generadores a pedales excellent article Bike powered electricity generators are not sustainable pedal-powered generators another Low-Tech Magazine article Low Tech Magazine large energy losses of pedal power generators http://www.lowtechmagazine.com/2011/05/bike... A useful summary appears in Low-tech electricity is ineffient Bike Powered Electricity Generators are not Sustainable Bike Powered Electricity Generators are not Sustainable pedal-powered generators Bike powered electricity generators are not sustainable causes conversion losses http://www.lowtechmagazine.com/2011/05/bike... pedalgetriebener Energieerzeugung electricity is ineffient Bike powered electricity generators are not sustainable large energy losses of pedal power generators