![First Portable Superheterodyne Radio Receiver, Made by Edwin Howard Armstrong, 1923 - The Henry Ford First Portable Superheterodyne Radio Receiver, Made by Edwin Howard Armstrong, 1923 - The Henry Ford](https://thfemu.s3.amazonaws.com/CollectionImages/_social/photos/thf156549.jpg)
First Portable Superheterodyne Radio Receiver, Made by Edwin Howard Armstrong, 1923 - The Henry Ford
![Museum of Broadcast Communications on Twitter: "Back in 1912, Edwin Howard Armstrong invented Frequency Modulation. Known as FM, this brought high fidelity sound to radio and became the industry standard for music Museum of Broadcast Communications on Twitter: "Back in 1912, Edwin Howard Armstrong invented Frequency Modulation. Known as FM, this brought high fidelity sound to radio and became the industry standard for music](https://pbs.twimg.com/media/FAddV1NXIAQ7Bvv.jpg:large)
Museum of Broadcast Communications on Twitter: "Back in 1912, Edwin Howard Armstrong invented Frequency Modulation. Known as FM, this brought high fidelity sound to radio and became the industry standard for music
![The Father of FM Broadcasting is Heard Over WNYC 63 Years Ago Today! | NYPR Archives & Preservation | WNYC The Father of FM Broadcasting is Heard Over WNYC 63 Years Ago Today! | NYPR Archives & Preservation | WNYC](https://media.wnyc.org/i/800/0/c/85/1/GettyImages-90732491.jpg)
The Father of FM Broadcasting is Heard Over WNYC 63 Years Ago Today! | NYPR Archives & Preservation | WNYC
![Sandia National Labs on Twitter: "Born #OnThisDay in 1890, #engineer Edwin Armstrong, whose invention of FM radio revolutionized broadcasting 📻 https://t.co/SF2hDSU88l via @Columbia https://t.co/niWpQOvcpG" / Twitter Sandia National Labs on Twitter: "Born #OnThisDay in 1890, #engineer Edwin Armstrong, whose invention of FM radio revolutionized broadcasting 📻 https://t.co/SF2hDSU88l via @Columbia https://t.co/niWpQOvcpG" / Twitter](https://pbs.twimg.com/media/DRWX5noV4AA7iGX.jpg)