Dolby Co-Invented This Film/sound Recording Method
This page is the CodyCross answer for the clue below from TV Station, Group 613, Puzzle 5 (Teleprompter).
Question is: Dolby Co-Invented This Film/sound Recording Method
and the answer is: VIDEOTAPE
Word Meaning:
VIDEOTAPE — A relatively wide magnetic tape used for recording visual images and sounds (as of a television production) for subsequent playback or broadcasting.
Definitions from Wiktionary.