• Home
  • What’s New
  • About
  • Contact

Site updates – August 2020

by Telephone World | Aug 22, 2020 | What's New

Progress is being made with site updates, migrating the old site to the new one, and also adding new content. Updates include the Links of Interest page and the Stories pages.

How does MF signaling work?

by Telephone World | Aug 21, 2020 | Telephone News

The Connections Museum in Seattle released a new video today called “How does MF Signalling work”.
Ann Syrdal, Who Helped Give Computers a Female Voice, Dies at 74

Ann Syrdal, Who Helped Give Computers a Female Voice, Dies at 74

by Telephone World | Aug 21, 2020 | Telephone News

https://www.nytimes.com/2020/08/20/technology/ann-syrdal-who-helped-give-computers-a-female-voice-dies-at-74.html As a researcher at AT&T, she helped lay the groundwork for modern digital assistants like Siri and Alexa. Dr. Sydral’s research at Bell Labs in...

A very over simplification on how the old phone system used to work.

by Telephone World | Aug 21, 2020 | Telephone News

A *VERY* over simplification of how the old phone system used 2600 Hz as the key frequency for handing answer supervision and SF (single frequency) dialing. Of course discovered by accident using a “Captain Crunch” whistle that just happened to be at 2600...

Telephone News coming soon!

by Telephone World | Aug 16, 2020 | Telephone News

This is where you’ll see current events for anything telephone related that I see in the news!    
« Older Entries
Next Entries »
  • Home
  • Contact Us
  • Sitemap
  • Privacy Policy
  • Facebook
Copyright © 2026 Telephone World