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One mast, number 13, collapsed during construction. It was rebuilt and reassigned as mast 17. A double antenna tuning inductor house near the summit of Cefn Du and to the rear of the 1914 antenna, served to tune the antenna and earth screens of what were now two parts of a whole antenna, fed at the western transmitter building.
The Marconi-RCA Bolinas Transmitting Station, on Mesa Road in Bolinas, Marin County, California, was listed on the National Register of Historic Places in 2018. [1] The station was built in 1914 by Guglielmo Marconi (1874–1937) and taken over by RCA after World War I. [2] It is one of six Point Reyes sites listed on the National Register in ...
The Marconi–RCA Wireless Receiving Station is a historic district at the junction of Old Comers Rd. and Orleans Rd. in Chatham, Massachusetts. It and its companion transmitter station at Marion were used for WCC , the busiest ship to shore radio station for most of the 20th century.
RCA antique radios, and early color television receivers such as the RCA Merrill/CT-100, are among the more sought-after collectible radios and televisions, due to their popularity during the golden age of radio and the historic significance of the RCA name, as well as their styling, manufacturing quality and engineering innovations. Most ...
An antenna farm, satellite dish farm or dish farm is an area dedicated to television or radio telecommunications transmitting or receiving antenna equipment, such as C, K u or K a band satellite dish antennas, UHF/VHF/AM/FM transmitter towers or mobile cell towers.
Radio frequency power transmission is the transmission of the output power of a transmitter to an antenna. When the antenna is not situated close to the transmitter, special transmission lines are required. [1] Bushing. The most common type of transmission line for this purpose is large-diameter coaxial cable.
The result was the RCA Radiola AR-812 and Radiola VIII Superheterodynes in 1924, the world's first consumer superheterodyne receivers. In 1924, these cost $224 and $475 respectively. [3] Up to 1930, RCA controlled the superheterodyne patent, and any radio manufacturer that wanted to build one had to pay royalties to RCA.
Smart antennas (also known as adaptive array antennas, digital antenna arrays, multiple antennas and, recently, MIMO) are antenna arrays with smart signal processing algorithms used to identify spatial signal signatures such as the direction of arrival (DOA) of the signal, and use them to calculate beamforming vectors which are used to track and locate the antenna beam on the mobile/target.
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