5 Royalty-Free Audio Tracks for "Obsolete"

Granular sound, indiscriminate.

Recorded this from a payphone in a gas station, used a fair amount of noise reduction on it.

Turning a crank on a rusty, old, outdated and obsolete machine. Less squeaky. Seamless loop. 24b 48k.

Turning a crank on a rusty, old, outdated and obsolete machine. Squeaky, seamless loop. 24b 48k.

Quindar sounds were used by nasa for controlling the ground station transmitters that allowed communication with spaceships through the space shuttle era. Fiber optic cable has made quindar sounds obsolete. This sound, at 2525 hz, was generated when the capsule communicator pressed the ptt button on his microphone, and the pitch told the ground station transmitters to start broadcasting. You can read more about quindar sounds at https://www. Hq. Nasa. Gov/alsj/quindar. Html. This sound was generated in audacity.