NBC’s three little chimes didn’t just define a television network, they defined a generation. Where did they come from and what is the surprising impact they have had on current and future media? Featuring the last person to play the NBC chimes on the NBC radio network, broadcaster Rick Greenhut, and radio historian, John Schneider. 20K is made out of the studios of Defacto Sound and hosted by Dallas Taylor. Consider supporting the show at donate.20k.org Episode transcript, music, and credits can be found here: https://www.20k.org/episodes/nbc Learn more about your ad choices. Visit megaphone.fm/adchoices

When Siri launched in 2011, she permanently changed the way people interacted with their technology. What was it like to be the voice behind that voice? And how did they make that voice come to life? Featuring the original voice of Siri, voice actor Susan Bennett, and Director of Speech to Text Technology for Nuance, Dr. Andrew Breen. Twenty Thousand Hertz is produced out of the studios of Defacto Sound and hosted by Dallas Taylor. Consider supporting the show at donate.20k.org Episode transcript, music, and credits can be found here: https://www.20k.org/episodes/siri Learn more about your ad choices. Visit megaphone.fm/adchoices