Twenty Thousand Hertz tells stories behind the world's most recognizable and interesting sounds. This episode explores how touch tone dialing changed communication forever. Enjoy this quirky look into telephone history featuring our Denver volunteer and telephone aficionado, Jim Hebbeln and author Annabel Dodd.
Tag: 21st Century
11
Apr2019
21
Jul2018
Before diving into the workings of the very earliest phones, let’s talk about how they work in general. After all, the phones of today work the same way as Bell’s and all the phones of yesteryear. Sure, the trappings are different; we use computers instead of operators, air instead of ... Read More