> In general, the K3 DSP filters are sharper than those of the K2 w/KAF2. > One way to get some of the feel might be to use the PB feature in CW I meant PB2. Also, be sure to try AFX with stereo headphones. DLY 3 to DLY 5 can make a real difference in the "presence" of a signal. Enjoy! 73, Lyle KK7P