Many other manufacturers produced small wind turbine sets for the same market, including companies called Wincharger, Miller Airlite, Universal Aeroelectric, Paris-Dunn, Airline and Winpower.
Många andra tillverkare producerade små vindkraftsenheter för samma marknad, inkluderande företag som Wincharger, Miller Airlite, Universal Aeroelectric, Paris-Dunn, Airline and Winpower.