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Morse Code was radio signals that called for help. When people were far away, they used morse code to help the poeple who needed help.
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This phonautogram was used to record sound. Later, this was improved. This helped us a lot through radio history.
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This shows how far radio signals go. It was a huge step, this now helps boats to
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This was done by James McCurdy. This helps aircrafts land more safely. Also it lets the aircraft know if its okay to land.
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In Birmingham, NY, they made the first train-to-station radio message. This was very useful for safety and also useful for time. This way a station cna know the train is arriving, having problems, etc.
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World series is a big deal. This helped people hear the stats on the game without having to be there.
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This was held in Chicago. Amos n Andy was a famous Radio Show. This was a big deal and make them famous.
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This was a big deal. I mean c'mon, its the president! So, now you see how big radio is getting.
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This soon was a full time air. FM makes the sound a lot more clearer. Most people listen to FM today.
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They still publish music sales charts. This helps people know whats in and whats not.
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This FM radio improved sound. People could hear way better. FM was used for only music in the beginning.
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Harris introduced this. This was the start to the radio business. A solid state radio transmitter was more clear and helped a lot..
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This XM radio can be broadcasted all over the US. You dont have to be in a specific area, you can always listen to the station. People from across the country can listen to the same station youre listening to.
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Ipods could play any music you wanted to buy wherever you went, either in school or anywhere. You didnt have to be close to a radio.
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This helped people who werent famous to get their music out there. If people get lucky they get famous after being noticed