True or false
Edwin H. Armstrong was the one who created FM radio.
True
How did the term"podcast"emerged?
IPod and broadcast word fusion.
Radio btoadcasters in AM that mean_________
amplitude modulation.
What is the meaning of frequency
describes the number of waves that pass a givem point each second.
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Trasmiters produce radio waves
True
What is radio?
Is a wave of sending sounds or other information through air.
Waves created by trasmitters travel through a cable called_____.
feed
The definition of podcats
A digital audio files available on the internet to download to a computer or mobile.
When was podcast created?
on 2003
Podcast are not personal
False
How does an trasmitter and antenna are connected?
A transmission line connects the antenna to the transmitter or receiver. For short distances, this is probably going to be a short microstrip line.
High frequency waves travels in______ lines.Low frequency waves_____ around.
straight and bounce
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When were the smoke signals created?
50 000B.C
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-200 aura (insert tragic music)
What is the name of the first podcast?
Serial.
Waves length is called_______
wave length
What is a reciver?
Is an electronic device that picks up waves that carry soubd.
When was created the telegeram and the telephone?
1838 and 1849
James Clerk Maxwell created the theory that electromagnetic waves could travel through the air in 1872.
false
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__________ aloowed production of the first commercially available radio.
Spark gap trasmitters.
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plus 600 aura
Were did the first radio station started broadcasting?
Pittsburgh,Pennsylvania