The radios of the 40s were pretty good and could pull in stations from long distances. The sound on the other hand was mono and was not that good. They were also not very dependable as they contained vacuum tubes instead of transistors, which only lasted so long and needed replacing from time to time.
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This is so because back in the 1940s thetelevision channels used up to 600 times the frequency of radios so they set off channel 1 (45-50) for people with mobile radios.
telivision was invented in the 1940s. In the 1970's radios were invented and mostly sports were still famous
well i know that FM was invented in the 1930s so i gess they had mostly audio programs and live baseball games from what i know
radios ,television sets and stereos
good.
Radios
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Two way radios are a good investment depending on the type of business you are referring to. Truck driving, large warehouses - anything involving long distances would be an ideal business for two way radios.
During 1940's there use to be radios for watching, and alson in the 1950's. In the 1940's people used radios without screens, not cable TV. In the 1940's the radios had speakers, and no screen. In the 1960's people had black and white TV, not color TV. In the 1990's people finally had color TV, but it's not HD.
They were called 'wireless', based on what would have seemed at that time to be their most astounding property: no wires. The miracle of communication over the 'wires' through telegraphy was just beginning to be thought of as commonplace.