Electronics Pioneers & History
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Major
Edwin Armstrong was an American electrical engineer and inventor who is widely
credited with the invention of frequency modulation (FM) radio. FM radio is a method
of radio transmission that uses frequency modulation to provide high-fidelity sound
over radio waves.
Armstrong first developed FM radio technology in the early 1930s, after many
years of experimentation with radio technology. FM radio offered many advantages
over the existing AM radio technology, including better sound quality, less interference,
and greater immunity to noise.
However, despite the clear advantages of FM radio, Armstrong faced significant
opposition from the radio industry, which was heavily invested in AM radio and resistant
to change. In the 1940s and 1950s, Armstrong engaged in a series of legal battles
with the industry, fighting for the recognition and adoption of FM radio.
Sadly, Armstrong's life was plagued by personal and financial difficulties, and
he suffered from depression. In 1954, he committed suicide by jumping from the thirteenth
floor of his New York City apartment building.
Despite his tragic end, Armstrong's contributions to the development of radio
technology have had a lasting impact. FM radio has become the standard method of
radio transmission for music and high-fidelity audio, and is still widely used today
in broadcasting, mobile communications, and other applications.
There are several biographies of Major Armstrong, including "Major Armstrong:
Architect of FM Broadcasting" by Loren W. Acton and "Empire of the Air: The Men
Who Made Radio" by Tom Lewis. These biographies detail his life, including his early
experiments with radio technology and his invention of FM radio.
Major Edwin Armstrong was involved in several patent lawsuits during his lifetime,
particularly in relation to his invention of frequency modulation (FM) radio. Here
are some key examples:
Patent disputes with Lee De Forest: In the 1910s and 1920s, Armstrong became
embroiled in a series of legal battles with the American inventor Lee De Forest
over patents related to radio technology. Armstrong claimed that De Forest's patents
were invalid and that he himself had made the key breakthroughs in radio transmission.
The dispute was eventually settled in Armstrong's favor in 1934, after many years
of litigation.
Patent disputes with RCA: In the 1930s and 1940s, Armstrong was involved in several
patent lawsuits with the Radio Corporation of America (RCA), one of the largest
radio manufacturers in the world. RCA had initially expressed interest in FM radio
technology, but eventually abandoned it in favor of its own system, known as amplitude
modulation (AM). Armstrong claimed that RCA had stolen his ideas and infringed on
his patents. The legal battles between Armstrong and RCA were long and contentious,
and included appeals to the US Supreme Court. In the end, however, RCA was able
to use its greater financial resources to outlast Armstrong in court.
Personal financial difficulties: Throughout his life, Armstrong struggled with
personal and financial problems. He invested much of his own money into developing
and promoting FM radio, but he was unable to profit from it due to the opposition
of the radio industry and the prolonged legal battles. In addition, Armstrong's
wife suffered from mental illness and required expensive medical treatment, further
draining his finances. These financial pressures may have contributed to Armstrong's
decision to take his own life in 1954.
Overall, Armstrong's legal battles highlight the challenges faced by inventors
and innovators in the face of opposition from established industries and powerful
corporations.
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