This is my first attempt at a locking growl of the sidewinder missile, made by modifying dtmf tones, slowing the speed way down and raising the pitch. Made with audacity for creative commons distribution 0 license as per request by why485.
This is the sound of a wooden door with a 5 leaver lock being opened, closed, unlocked and relocked. You will hear the door opening, closing and with the key in the lock and key turning. 192khz 24bit stereo wav.