DIY Cables Advice (External Links)

DIY Cables Instructions:

VH Audio AES/EBU Digital Cable (DIY Recipe)
VH Audio Fine Silver Interconnects (DIY Recipe)
VH Audio Power Cord Flavors (DIY Recipe)
Braiding Litz Wire Interconnects and Speaker Cables (How-To)

Henry Ott’s “Electromagnetic Compatibility Engineering”: exceptional book also covering cable design

Commercial products:

VH Audio Power Cord Flavor 4
Chimera Labs Advantage Pure Copper Interconnects
TG Audio SLVR (Bob Crump)
Moray James

Further Tweaks:

Magnan’s Do-it yourself approach to AC line filtering