Pretest:
https://www.mediafire.com/file/zd1ua7kqa62d6c8/PSA_mixdown.wav
sound source for olympic video:
http://www.mediafire.com/file/ife2r3hnw7b10r6/SOund_mixdown.mp3
https://www.mediafire.com/file/zd1ua7kqa62d6c8/PSA_mixdown.wav
sound source for olympic video:
http://www.mediafire.com/file/ife2r3hnw7b10r6/SOund_mixdown.mp3