A/324 specifies the protocol for the Studio-to-Transmitter Link (STL) from the studio-side infrastructure to one or more set of transmitters. It also defines possible interfaces among the studio infrastructure and specifies certain constraints on the scheduling of content and signaling in the Physical Layer.

Election Night Proves It: Hyperlocal Is LPTV’s Franchise
On election night, nobody with a national budget covers the county commission race. An LPTV station twelve miles away can, and that capability is the most durable franchise in American television.

