Centre for Alternative Technology
20th century ; 21st century
Information board showing a cut-away view and mechanical explanation of the 15kW Polenko Aerogenerator which was located on the hillside above the main site - an early model for a wind turbine. In 1989 this provided power for the main exhibition buildings complex on the site. (Photographed in 1989)
© Sheffield Hallam University
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Museums -- Wales -- Machynlleth