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RC Racing Glossary
Introduces New Terms

ScaleRC Racing Glossary of Terms

A | B | C| D | E| F| G | H| I | J |K | L| M | N| O | P| Q | R| S| T | U| V | W| XYZ |


A

After-burn oil--Afew drops of after-burn oil placed in the engine cylinder helps tolubricate the piston and other internal parts. As the name implies,after-burn oil is used after burning nitro gas, i.e. running the engine.



B

Battery Pack--Thebattery pack is a group of rechargeable battery cells made out ofeither nickel cadmium (Ni-CD) or nickel metal hydride (Ni-MH)



C

Caster -- Almostevery car has some caster built-in. Caster is the angle that the car'sfront wheels pivot on when turning. Most on-road Touring Car type kitsuse between 5 and 10 degrees of caster. Off-road kits like buggies andtrucks have about 25 to 30 degrees of 'kick-up' on the front axles

Center of Gravity --can be shortened to CG or cg. A point in space that represents thecentral point of a car's mass.

Crosstalk--Scramblingof radio signals...


Crystal--Part ofhobby-grade vehicles set with a specific frequency..-



D

Drafting -- Inracing terms, this is the act of following the car in front of youclose enough that your car does not have to fight drag.

Drivetrain --Givesthe RC car motion when power is applied...


E

Electric--  RCthat runs off a battery pack


F

Fail Safe--A way toavoid the problems associated with frequency interference...


Foam Inserts--Goinside tires on an RC...


Frequency--Specificradio signal sent from the transmitter to the receiver...



G

Glow Engine--Engineswith a glow plug...


Glow Plug Warmer--Usedto heat the glow plug...


Glow Plug--Similarto a spark plug...


Glow Starter--Used to heat the glow plug...



H

Hobby-Grade--Upgradeable,customizable, more expensive than toy RCs...


Hop-up--Upgradeor improve appearance or performance...

I

IFMAR--Associationpromoting professional championship RC racing...


Interference--Scramblingof radio signals..


J

 .

K
Kick-Up--While caster refers to the upward angle at the front wheels of the car,kick-up refers to the upward angle of the front suspension arms


L

Lexan --Trademarkfor a type of plastic used for RC bodies...


M

Megahertz--Measurementused to describe radio frequencies...


MHz--Anabbreviation for megahertz...


Mods--Customized reconstruction...



N

Nitro --Fuel thatcontains the fuel additive nitromethane...

O

Off-road -- RCvehicles such as 4x4s, dune-buggies, and monster trucks...


On-road --Sporty RC vehicles such as Porsches, Supras, and Corvettes...



P

.Peak Charger--Batterycharger that detects drop in voltage and adjusts...


Preassembled-- RC that is completely put together and requires no assembly...


Q



R

Radio Controlled--Scale model cars, trucks, and other vehicles controlled by ahand-held controller that sends radio signals...


RC --Radiocontrolled but can also mean remote controlled...


Ready-to-Run--Little or no assembly required...


Receiver --Unit inside the RC vehicle that receives the signal from thetransmitter...


ROAR--US/Canadiannon-profit corporation that supports the sport of radio controlled carracing...


RTR--Ready-to-run...


S

Scale--Size of an RCas compared to the real, full-size version...


Servo--Device that controls things like steering and speed...


Suspension--Shocksand springs...


T

Throttle--When you'give it the gas' you're applying more throttle...


Toy-Grade--Mass-market,electric RCs suitable for children and beginners...


Transmitter--Devicethat sends radio signals to the radio receiver..



U

Unassembled --Has tobe built from the ground up...


Upgrade--Tostep up or improve either the performance or parts....


V




W



XYZ



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