[Elecraft] [K3] Audio circuit distortion

[Don Putnick]

How much of the audio quality described in the recent threads can be attributed to the audio circuit distortion, as reported by Rob Sherwood at this year's Dayton Contest Academy? The K3 audio section starts around 41:40 into the video.

http://www.youtube.com/watch?v=SOf2OOGeGi8&feature=c4-overview-vl&list=PLRSwUN4qr1Loc58Ip6IB7d43IXkjMat8H

Don NA6Z
K3, KPA500, KAT500