How Does Talking On The Phone Work?

Who answered the first phone call?

Alexander Graham BellThe First Telephone Call.

What were the first words ever spoken on the telephone.

They were spoken by Alexander Graham Bell, inventor of the telephone, when he made the first call on March 10, 1876, to his assistant, Thomas Watson: “Mr.

Watson–come here–I want to see you.” What would you have said?.

What was said on the first phone call?

The first discernible speech is transmitted over a telephone system when inventor Alexander Graham Bell summons his assistant in another room by saying, “Mr. Watson, come here; I want you.” Bell had received a comprehensive telephone patent just three days before.

How do phone calls work?

How cellphone calls travel. When you speak into a cellphone, a tiny microphone in the handset converts the up-and-down sounds of your voice into a corresponding up-and-down pattern of electrical signals. A microchip inside the phone turns these signals into strings of numbers.

Is talking on the phone harmful?

Using a mobile phone for just half an hour a day could raise the risk of brain cancer by up to 40 per cent, a controversial study has suggested. Those who used the devices the most over ten years were more likely to be diagnosed with brain tumours, according to the World Health Organisation research.

How are phone calls made?

When ever a call is made through PSTN to a mobile, the request is transfered to the MSC. The MSC dispaches the request to all the base stations. Then the MIN which is the subscribers number is transmitted as a message throught all the base stations in the system. The mobile identifies the message and responds to it.

How use mobile phone safely?

7 tips to keep you and your phone safeUse a passcode on your phone. … Keep your phone with you. … Don’t use public WiFi. … Check what data your apps can use. … Add an ICE (In Case of Emergency) contact number to your phone. … Be careful who you add or talk to. … Think before you share or save something.

Should I carry two phones work and personal?

By far, the biggest reason why you should be carrying two phones is to have a separation between your work and your personal life. By housing your work emails, instant messages, and material on your personal device, you blur the lines between when work starts and when it ends.

How does a phone work without electricity?

What happens to a cordless phone during a power outage? It simply won’t work. Some models have a backup battery built in, so they will work, but only for a limited time. A traditional corded phone does not require electricity and will continue to operate through an extended power outage.

How does your voice travel through a cell phone?

When you speak into a cell phone a microphone turns your voice into electrical signals. … The radio wave travels through the air to a nearby cell tower; the tower sends your voice to the person you are calling and the process is reversed so that the person on the other end can hear your voice.

How do you carry two phones?

Google Voice. Google Voice allows you to use your phone number on multiple devices using call forwarding. You can set it up on Android and iOS, and enjoy voice-to-text transcription and spam filtering. Best of all, it’s totally free to use unless you need to change your number.

Can a landline and a cell phone have the same number?

However, they could operate almost as if both numbers were the same. … Their cell phone would still have a different number, but the landline could be forwarded to the cell. Then they could divulge only the landline number to friends and family but answer those calls on the cell.

What are the three stage of telephone call?

The key to successful telephone work is to recognise that there are three distinct stages for the call. The hook, the body and the close.