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The TelephoneBelow is a free term papers summary of the paper "The Telephone." If you sign up, you can be reading the rest of this term papers in under two minutes. Registered users should login to view this term paper.
The Telephone The telephone itself is a rather simple appliance. A microphone, called the transmitter, and an earphone, called the receiver, are contained in the handset. The microphone converts speech into its direct electrical analog, which is transmitted as an electrical signal; the earphone converts received electrical signals back to sound. The switch hook determines whether current flows to the telephone, thereby signaling the central office that the telephone is in use. The ringer responds to a signal sent by the central office that causes the telephone to ring. As simple a device as the telephone, had a mighty big impact on society during the 30's. This was due to the fact that, it was during the 30's when telephone service became economically feasible and also reliable. Men and women alike were captivated by the intrique and fascination of talking to relatives and friends, miles and miles away. Not only did the telephone pamper to individual woes, but it... This is not the end of the termpaper! Register below to see the complete version of this term paper.
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