Here’s what probably was a sales demo used by station salespeople to give potential advertisers an idea of what the station sounded like. A very common practice in the industry in the years prior to consolidation, this isn’t something typical of radio stations today.
The tape starts and ends with a voiced promo. It includes short clips of Larry Black, Larry White, Don Ryan and Bob Savage, along with station jingles used in the early 1970s. Note the level of reverb the station was using!