A crash course in changing the world.
Posted on April 7, 2010 at 1:43pm
In 1989 the crank radio was invented by Trevor Baylis. it was disighned so the poorer people can use the entertanment of the radio. Trevor founded out he can use a handal and dynamo to power a small radio. modal one laster 14 min. aftter cranking it for 2 minutes,i think thats alot for just the first try. after you could get a wh*** hour for just 25 secondes cranking now that is an improvment.Continue
Posted on March 24, 2010 at 5:22pm — 3 Comments
Posted on March 20, 2010 at 11:59pm
Posted on March 20, 2010 at 12:41am