So... I started watching lost in space and realized I heard that weird sound effect before. Well, I did some DEEP research and found a whole bunch of them from shows like Star Trek, Lost In Space, The Time Tunnel, The Twilight Zone, The Land of the Lost and so... SO much more.
Source of the effects? Hanna barbera sound effects library (public domain, royalty-free)
Watch video 1960's Sci Fi TV Sound Effects online without registration, duration hours minute second in high quality. This video was added by user Movie Man 15 April 2020, don't forget to share it with your friends and acquaintances, it has been viewed on our site 154,17 once and liked it 3 thousand people.