Okay, let me see if I have the math correct: That would mean 0.4 ohm to and 0.4 ohm from for a total of 0.8 ohm, about 0.4 ohm higher than the current cable. Add to that the output impedance of the amp, in my case 1ohm. So 1.4ohm for the total damping? Yikes. That means a 2db dip at 5khz.