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The IFMAR World Championship for 1:10th Electric Off-Road Cars (officially "IFMAR 1:10 Electric Off-Road World Championship") is a world championship radio controlled car race sanctioned by the International Federation of Model Auto Racing (IFMAR). It takes place biennially on odd years since 1987 in its current format but inaugurated in 1985 ...
Radio-controlled car. For miniature car replicas or toys, see Model car. Radio-controlled cars, or RC cars for short, [1] are miniature model cars, vans, buses, trucks or buggies that can be controlled from a distance using a specialized transmitter or remote. The term "RC" has been used to mean both "remote controlled" and "radio-controlled".
Radio control (often abbreviated to RC) is the use of control signals transmitted by radio to remotely operate a device. Examples of simple radio control systems are garage door openers and keyless entry systems for vehicles, in which a small handheld radio transmitter unlocks or opens doors. Radio control is also used for control of model ...
Code 1: A time critical event with response requiring lights and siren. This usually is a known and going fire or a rescue incident. Code 2: Unused within the Country Fire Authority. Code 3: Non-urgent event, such as a previously extinguished fire or community service cases (such as animal rescue or changing of smoke alarm batteries for the ...
A trunked radio system is a two-way radio system that uses a control channel to automatically assign frequency channels to groups of user radios. In a traditional half-duplex land mobile radio system a group of users (a talkgroup) with mobile and portable two-way radios communicate over a single shared radio channel, with one user at a time ...
10-22 Off Radio Unit is not capable of being contacted by radio, but may be "available." 10-7B On Radio Unit is capable of being contacted by radio, but not necessarily "available." 10-11 Responding Unit is en route to assigned location. 10-17 Under Control Situation is under control when no further assistance is anticipated. - -
A radio direction finder (RDF) is a device for finding the direction, or bearing, to a radio source. The act of measuring the direction is known as radio direction finding or sometimes simply direction finding (DF). Using two or more measurements from different locations, the location of an unknown transmitter can be determined; alternately ...
Police code. A police code is a brevity code, usually numerical or alphanumerical, used to transmit information between law enforcement over police radio systems in the United States. Examples of police codes include "10 codes" (such as 10-4 for "okay" or "acknowledged"—sometimes written X4 or X-4), signals, incident codes, response codes, or ...