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Buddy box or buddy boxing is a colloquialism referring to two R/C aircraft radio systems joined together for pilot training purposes. [1]This training system is universal among the six major R/C radio manufacturers (Spektrum, Futaba, JR, Hitec, Sanwa/Airtronics and KO Propo) which means that transmitters do not have to be the same brand in order to be joined via an umbilical cable.
KITEC, with the site of the former Kai Tak Airport in the background E-Max shopping mall. The Kowloonbay International Trade & Exhibition Centre (KITEC, formerly known as the Hong Kong International Trade and Exhibition Centre or HITEC), is an exhibition centre, shopping mall and performance venue situated at 1 Trademart Drive, Kowloon Bay, Kowloon, Hong Kong.
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.
Hi-Tec Sports was founded in 1974, [4] in Shoeburyness, Essex, England, [5] by Frank Van Wezel. The company moved its headquarters to Southend-on-Sea, [6] before relocating its head office to Amsterdam.
AFC was mainly used in radios and television sets around the mid-20th century. In the 1970s, receivers began to be designed using frequency synthesizer circuits, which synthesized the receiver's input frequency from a crystal oscillator using the vibrations of an ultra-stable quartz crystal.
Proper levels for tone remote systems are 0dbm for the high level tone, -10dbm for the function tone and -30dbm for the low level guard tone (Motorola's older manuals often confused technicians with some levels listed as high as +14dbm.
Three different 27MHz channels were available to allow running 3 cars at a time. The price announced in 1966 for the complete, ready to run car was $69.95, a clear indication of the high price of radio control in what was originally a $4.95 battery electric car without radio control. ElGi Ferrari 250LM 1:12 Scale Radio Controlled Car
John Hays Hammond Jr. and Sr., 1922. John Hays Hammond Jr. (April 13, 1888 – February 12, 1965) was an American inventor known as "The Father of Radio Control".Hammond's pioneering developments in electronic remote control are the foundation for all modern radio remote control devices, including modern missile guidance systems, unmanned aerial vehicles (UAVs), and the unmanned combat aerial ...