The author is senior technologist at NPR Labs. The Public Radio Satellite System is a highly diverse web of satellite and IP links serving more than 400 public radio stations. What distinguishes it ...

If you are hearing Spanish or a second voice explaining action while watching your TV program, you likely have an Auxiliary television service turned on. We often hear from viewers who are confused by ...

NRSC-5 Reference Document 4, Audio Transport, briefly mentions the role of the Audio Encoder and the Audio [Encoder] Transport in its sections 4.2 and 4.3 to provide a top-level understanding of these ...

K-array, the Italian manufacturer of high-performance audio technologies, has announced its 2026 program of in-person K-academy training sessions. Tailored specifically for system integrators, audio ...

This chapter covers the process of assembling the program audio and program related text into a monolithic package to hand off to lower layers of the NRSC-5 protocol. It begins with a discussion of ...