RC Helicopter Lingo
Just to get you started let’s review the lingo. As you read this buying guide you will see these abbreviations as well as on other websites. You need to learn and know what function it serves.
FP: fixed pitch
Simple propellor set at installation, cannot be adjusted during flight.
CP: collective pitch
the angle of the rotor blade can be changed to assist with the lift.
CCPM: Cyclic, Collective, Pitch Mixing
cyclic, collective pitch mixing–a digital control system using three servos aligned nearby the swashplate to unite elevator, aileron, and collective-pitch functions.