Help make Alexa smarter on Alexa Answers. Sign in with Amazon


How does an intercom work?

It involves a microphone to pick up the speech, an amplifier to boost the volume, and a speaker at the remote end to turn the analog back into sound. There are usually controls to reverse the direction as well as turn it on and off.

{{ relativeTimeResolver(1655839630871) }}

Points points 1

Similar Questions
Sign in to view all similar questions
Miscellaneous 2 Answers
Miscellaneous 2 Answers
Miscellaneous 1 Answer
Miscellaneous 1 Answer
Miscellaneous 1 Answer

Join Alexa Answers

Help make Alexa smarter and share your knowledge with the world