Cordless telephone

High school (ages 12+)
Science & Technology

Name:

Date:

Step 1 · Read the article

Open the article and read it at the level above. Then answer the questions below in your own words.

https://smallwhale.org/articles/cordless-telephone

Write what each word means, using the article.

Do not copy the article. Write two things you learned, the way you would explain them to a friend.

Answers below are taken from the article’s stored facts, so they match what the student read.

1. What is the range limitation?Operational range is geographically constrained to the vicinity of the base station
2. How does a cordless telephone talk to the base station?The handset turns your voice into an electrical signal, then uses radio waves to send it to the base station. The base station receives the signal, turns it back into sound, and sends it over the wired telephone line.
3. Why are cordless phones useful at home?They let you move freely inside the house and don’t need wires. This makes talking from anywhere in your home easy and convenient.

Radio Frequency (RF): Electromagnetic waves used for wireless communication, operating within specific allocated frequency bands.
Base Station: The fixed infrastructure component that interfaces with the PSTN and manages wireless communication with handsets.
Cell Handover (Handoff): The process of seamlessly transferring a call from one base station to another as the user moves.