January 13, 1910 Happy National Public Radio Broadcasting Day! On this day in 1910, the first radio broadcast in the United States took place in New York during a live opera performance. While we don’t think too much about radio for entertainment these days, radio had its beginnings in Sacramento 100 years ago. The radio station KVQ 833 AM debuted on February 2, 1922 its first broadcast, making it the first radio station in Sacramento. The radio studio was in the Sacramento Bee’s headquarters on