Скачать или смотреть The First Electric Helicopter 1980" Homemade How To Build Make a RC Helicopter at Home From Scratch

vintage helicopter first electric heli in production from the 1980'' real old skool
the radio controlled helicopter come's whit schematics in english and german showing picture's from how to assemble the first production electric rc heli sky lark he-1 and complete part list
this electric helicopter have as a power source two electric motors which are smaller in output than petrol engines.
so its essential to minimize the power loss at each moving part.
all bolts and nuts should be tightly fastened with proper locking agent and be sure to make careful adjustments before making a test flight.
this rc choppers are not easy to operate but with enough training and adjustments that can be made with the help of a power cord
after finishing the adjustments make a test flight selecting a flat ground without wind to be sure that no personal damage will occur

its advisable to use the power cord with 12v automobile battery as you can maintain the adjustment for a long time it is also advantageous for training helicopter operators
if the helicopter does not take off parallel to the ground you should adjust the trim or rod before trying again you should adjust the heli for perfect flying
it will take off parallel to the ground whit out switching the aileron and elevator stick when there is no wind.
for a beginner the adjustment up until this stage may be made by proficient flyer and the beginner can be a good flyer whit out further difficulty's after finishing the adjustments try to flight whit a battery pack.

in joy and have a pleasant flight and don't forget this radio controlled helicopters for sale comment if you want to buy it and thumbs up when you liked the video...