Ever wonder how we got from giant recording horns to high-fidelity vinyl?​ This is the story of electrical sound recording and how AT&T helped change the way music is heard.​ By using microphones and vacuum tube amplifiers, engineers captured the depth and “soul” of music for the first time.​ ​ AT&T is celebrating 150 years since the first phone call. Honoring the first phone call, the innovations that followed, and the people who keep shaping what’s next.​ ​ Explore the stories that changed how the world connects. Playlist: https://www.youtube.com/playlist?list=PLxgUkHTvXNobEZf1gSKNv-Hra3qcijktQ Subscribe to our channel! http://youtube.com/att At AT&T, we believe that Connecting Changes Everything. And we love connecting you to the people, passions and experiences you love most. That means bringing you exclusive content with your favorite athletes, artists and celebrities, tutorials, product demos, new device features, and more stories from the heart of AT&T. Visit the AT&T Website: https://www.att.com Like AT&T on Facebook: http://facebook.com/att Follow AT&T on X: http://x.com/att Follow AT&T on Instagram: http://instagram.com/att Follow AT&T on LinkedIn: https://linkedin.com/company/att/ For Customer Care issues: https://x.com/ATTHelp For Business Customer Care issues: https://x.com/ATTBusinessCare

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