The following equipments are needed for an electric rc helicopter:

• FM/PCM radio transmitter and receiver ( 4 channel or more )

• servo

• gyro

• ESC ( electronic speed controller )

There is a free rc simulator available in the internet. It is worth to take a try of it. The simulator can be run by keyboard, joystick or radio transmitter ( a connecting interface must first be constructed which connect the Tx to the parallel port of the computer:

Here is the web site that you can download the free simulator:

FMS official web site

Ben Hui - web master 2002