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A music box (American English) or musical box (British English) is an automatic musical instrument in a box that produces musical notes by using a set of pins placed on a revolving cylinder or disc to pluck the tuned teeth (or lamellae) of a steel comb.
Weighing 24 kg and taking 8 litres of space, it was floor mounted with a wired remote control to be fitted to the dashboard. In 1904, before commercially viable technology for mobile radio was in place, American inventor and self-described "Father of Radio" Lee de Forest demonstrated a car radio at the 1904 Louisiana Purchase Exposition in St ...
An Alpine car audio remote control. 1981- World's first automotive navigation system, created for Honda as the Electro Gyrocator. 1982 - World's first in-car computerized equalizer. 1983 - Alpine introduces their first remote control auto security systems. 1984 - Alpine introduces the Model 9500 Mobile Cellular Telephone. 1990 - 7909 CD Tuner.
Regina Music Box – Regina's music boxes were their original product, and they had an 80–90% share of the market at the company's peak. Regina music boxes use a flat metal disc, as opposed to a cylinder. Sizes ranged from 8.5 to 27 inches. The boxes were renowned for the rich tone, and they used a double set of tuned teeth.
An industrial radio remote control can either be operated by a person, or by a computer control system in a machine to machine (M2M) mode. For example, an automated warehouse may use a radio-controlled crane that is operated by a computer to retrieve a particular item.
The head unit provides a user interface for the vehicle's information and entertainment media components: AM/FM radio, satellite radio, DVDs/CDs, cassette tapes (although these are now uncommon), USB MP3, dashcams, GPS navigation, Bluetooth, Wi-Fi, and sometimes vehicle systems status.
The radio signals operated small electric motors that directed every movement of the car. On July 27, 1925, a public demonstration of the radio-controlled driverless car American Wonder was conducted in New York City streets, traveling up Broadway and down Fifth Avenue through thick traffic. [ 2 ]
The revolutionary advancement was the “remote control throttle” (not radio control). This consisted of a second line fed from the car, through the pylon and back to the “driver” to control the throttle of the .049 cubic inch, two-stroke gas engine. Remote control by radio was the next step. [20] Wen-Mac/Testors 1966 Mustang 1:11 Scale
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