Peter P. wrote: >I wonder what makes that noise. It is too fast for a Stirling imho. > > http://www.youtube.com/watch?v=-v5Tz0pd9dQ > >Peter > > > Further down the page: "I didn't see a generator in the video, all I saw was the hose venting live steam out. I know you can use a turbocharger to build a gas turbine engine, might try spinning a turbo with steam as well. *... * The motor is in the boiler. This unit is making about 5 horsepower and about 3000 BTU of heat. www.acrosolarlasers.com" http://www.acrosolarlasers.com/acrosteamengine.html David -- http://www.piclist.com PIC/SX FAQ & list archive View/change your membership options at http://mailman.mit.edu/mailman/listinfo/piclist