airshift

From air +‎ shift.

airshift (plural airshifts)

1. (radio broadcasting) A block of continuous broadcast time, often four or six hours.
   • 1988, Steven Owen Shields, Creativity, Climate, and Creative Control in the Work of American Music Radio Announcers, page 113:

     Announcer respondents most frequently worked a daily four-hour airshift (M = 4.23, s = 1.28; Mo = 4) , as either a morning daypart announcer (n = 60) or as an afternoon daypart announcer (n = 34)

   • 1992, FCC Record: A Comprehensive Compilation of Decisions, Reports, Public Notices and Other Documents of the Federal Communications Commission of the United States, volume 7, numbers 9-12, page 2577:

     Canty's daily hour-long airshift on WQMC does not involve control over any other WQMC programming nor any of the station's policies.

   • 1997, Michael C. Keith, Voices in the Purple Haze: Underground Radio and the Sixties, page 100:

     My first gig at KMPX was a six-hour airshift each night.