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Armstrong felt the FM band reassignment had been inspired primarily by a desire to cause a disruption that would limit FM's ability to challenge the existing radio industry, including RCA's AM radio properties that included the NBC radio network, plus the other major networks including CBS, ABC and Mutual.
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 ...
Armstrong charged that this reassignment had the covert goal of disrupting FM radio development, [10] however RCA's proposal prevailed, and on June 27, 1945 the FCC announced the reassignment of the FM band to 80 channels from 88–106 MHz (which was soon expanded to 100 channels from 88–108 MHz), while allocating the former FM band ...
RCA turned "Outphasing" transmitters into a mass-produced product. RCA's first transmitters using this modulation system were at the 50,000 watt level but later lower power transmitters such as 10 kw and 5 kw were made. McClatchy Broadcasting was a former group owner of AM, FM and TV stations as well as a California publisher of newspapers.
Wave Radio/CD. The "Wave Radio" (which has since become known as "Wave Radio I") was an AM/FM clock radio that was introduced in 1993. It was smaller than the Acoustic Wave Music System and used two 2.5-inch speakers. [3] A "Wave Radio/CD" model was introduced in 1998 and was essentially a Wave Radio I with a CD player.
The Dekala Sunstone also has an FM radio, a USB port to charge your phone, a dimmable clock display, and a relatively compact design. All functionality on the manual edition is controlled by the ...
In the 1950s, several AM stereo systems were proposed (including the original RCA AM/FM system which later became the Belar system in the 1970s) but the FCC did not propose any standard as AM was still dominant over FM at the time. 1960: AM stereo first demonstrated on XETRA-AM, Tijuana, Mexico, using the Kahn independent sideband system.
AM and FM digital subcarriers: In 2002 the FCC adopted iBiquity's in-band on-channel (IBOC) technology, branded as HD Radio, for adding digital subcarriers to AM and FM radio transmissions. This allows AM stations to concurrently transmit digital versions of their standard analog signals, and also provides a way for FM stations to transmit ...
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