The short intro: For those who are unfamiliar with the concept, Old Time Radio is the phrase generally used to refer to the time when radio was (mostly) live, and was full of a variety of different shows, as opposed to simply being a means for record labels to use robots to promote … Usually, these were still produced on a weekly basis, but sometimes a producer would go ahead and record, say, an entire 13 episode series and just ship then to the stations all at one time.