fx audio switch off

[#1]

hello need to create the audio fx when you sudden switch off old turntable, with the sound rapidly slowing down and changing tonality also... before going off

how can i do that?

thanks

[#2]

hello need to create the audio fx when you sudden switch off old turntable, with the sound rapidly slowing down and changing tonality also... before going off

how can i do that?

thanks

[#3]

If you have After Effects you can time-remap audio. 

[#4]

yes..never done before. Isnt't the same remapping available in premiere?premiere don't allow time audio remapping?

[#5]

ok done that with audition