Dedicated 20A lines and excellent wall sockets like the Furutech GTX-D(r) or the newer NTD is a must and have the highest value/money.
Before one spends more money at power cables (they have to be decent to start with), one should consider upgrading to a better power conditioner.
During the last 6 months, I upgraded my conditioner from the Audience aR6-TS to TSSD and finally to TSSOX. Combined with fuse upgrades (IME Audio Horizon Platinum betters the SR Black), the sound has become incredibly open/organic/detailed.
Before one spends more money at power cables (they have to be decent to start with), one should consider upgrading to a better power conditioner.
During the last 6 months, I upgraded my conditioner from the Audience aR6-TS to TSSD and finally to TSSOX. Combined with fuse upgrades (IME Audio Horizon Platinum betters the SR Black), the sound has become incredibly open/organic/detailed.