[78-L] Reversing audio

[Martin Fenton]

Jeff Lichtman wrote:
> I believe the point that Martin was trying to make is that, if you 
> reverse an audio signal twice, then invert it and sum it with the 
> original, you will get a zero signal, thus proving that the reversals 
> introduced no distortion.

Thanks, Jeff. We got it settled in the end. I could perhaps have been a 
bit more explicit in my original email.

Martin.