Rc Dictionary

Flutter: A phenomenon whereby the elevator or aileron control surface begins to oscillate violently in flight . This can sometimes cause th...

Field Charger:  A fast battery charger designed to work from a 12-volt power source, such as a car battery .

Flare , the point during the landing approach in which the pilot gives an increased amount of up elevator to smooth the touchdown of the ...

Hinged control surface located at the trailing edge of the wing inboard of the ailerons. The flaps are lowered to produce more aerodynamic...

Expanded Scale Voltmeter (ESV) : Device used to read the battery voltage of the on-board battery pack or transmitter battery pack.

Epoxy : A two-part resin/hardener glue that is extremely strong. It is generally available in 6 and 30-minute formulas . Used for critical...

Endpoint Adjustment : This radio feature adjusts the length of servo travel in one direction (a single channel will have adjustments for tw...

Elevator : Hinged control surface located at the trailing edge of the horizontal stabilizer , which provides control of the airplane about t...

Electronic Speed Control ( ESC ): Electronic speed controls replace the mechanical speed control and servo providing enhanced power eff...

Four Stroke (Four Cycle): Although a 4-stroke engine has less power than a 2-stroke engine of comparable size, there are advantages to 4-s...

Flight Box : A special box used to hold and transport all equipment used at the flying field. Flight Box

FHSS (Frequency Hopping Spread Spectrum) :   — A 2.4GHz radio system which switches from one " free " frequency to another every...

A 2.4GHz radio system which selects one (or two) of the available " free " frequencies and transmits only on the one(s) chosen....

Electric Starter : A hand-held electric motor used for starting a model airplane engine . Usually powered by a 12-volt battery .

Electric vs. Gas Cars:  Electric vehicles are the most popular choice in R/C car racing. They are quick, quiet, easy to build and comfortabl...

Down Thrust: Downward angle of the engine relative to the centerline of the airplane. Down thrust helps overcome the normal climbing tend...

Minor dent or damage to the structure. Also, a nick in a prop . Dinged props must be replaced.

This radio feature permits you to check servo operation without broadcasting a radio signal. A cable connects the transmitter to the receiv...

Image: Dihedral Dihedral: The V-shaped bend in the wing. Typically, more dihedral causes more aerodynamic stability in an airplane, ...

Differential Throw Ailerons Ailerons that are set up to deflect more in the upward direction than downward are said to have Differential...