Phone Tones: The hidden language of phone number beeps
Twenty Thousand Hertz
Introduction
The sound of a number being dialed on a telephone is instantly recognizable. Nowadays, how often do you really hear those sounds? At the time in the early 1900s, late 1800s, the United States was largely a grarian, rural country. AT&T struck a deal with the federal government to provide phone service throughout all of the U.S., Canada and Mexico.
00:00
Transcript
Play full episode
Remember Everything You Learn from Podcasts
Save insights instantly, chat with episodes, and build lasting knowledge - all powered by AI.
