Posted by Marc Martin on
URL: https://www.shado-forum.com/request-information-tp1511684p1511685.html

> Can you explain me how did made the sound of the UFOs on that tv series
> when they were flying?

I don't know how exactly the UFO sounds were made, but I do know that
they were made by Barry Gray, overlaying and speeding up various
electronic sound effects...

Marc