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ROHN Manufacturing was founded in 1948 by Dwight Rohn, who at the time was manager of the Peoria Airport. The first tower he built was for airport use. [ 1 ] ROHN first began producing antenna towers for home television reception, and subsequently expanded its product line to include the manufacturing of telecommunication towers and other ...
The tower on the roof also served as the broadcast antenna for radio station KDKA Pittsburgh which made the first commercially licensed radio broadcast on election night of 1920. At 7:00 AM on its 14th birthday (February 2, 1934), the radio station inaugurated new studios on the Grant Building's third floor.
In 2002, the house was purchased by Kenneth Lehn and Marina Persic Lehn. According to the Allegheny County Pennsylvania Real Estate Assessment Page, the house's estimated previous year market value for 2010 was $1,110,800. [2] This Second Empire-style house was added to the List of Pittsburgh History and Landmarks Foundation Historic Landmarks ...
The diamond-shaped tower was patented by Nicholas Gerten and Ralph Jenner for Blaw-Knox July 29, 1930. [5] and was one of the first mast radiators.[1] [6] Previous antennas for medium and longwave broadcasting usually consisted of wires strung between masts, but in the Blaw-Knox antenna, as in modern AM broadcasting mast radiators, the metal mast structure functioned as the antenna. [1]
Location of Pittsburgh in Allegheny County. This is intended to be a complete list of the properties and districts on National Register of Historic Places in the city of Pittsburgh, Pennsylvania, United States. The locations of National Register properties and districts for which the latitude and longitude coordinates are included below, may be ...
28/22 NEWS (WBRE/WYOU) — An amateur radio club at a local college is connecting students with other radio enthusiasts from around the world while engaging in groundbreaking research. From the ...
Pittsburgh, the second-largest city in the U.S. state of Pennsylvania, is home to over 125 completed high-rise buildings of at least 115 feet (35 m), [1] 32 of which exceed 300 feet (91 m). The tallest building in Pittsburgh is the 64- story U.S. Steel Tower , which rises 841 feet (256 m), was completed in 1970, [ 2 ] and is also the fifth ...
In 2021, it was listed as the largest commercial property manager in the Pittsburgh metropolitan area with 13,177,043 sq ft (1,224,187.4 m 2) of leasable space. [1] Likewise, it is one of the largest real estate firms in Pennsylvania.
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