Answer: The Signature Audio 40 plug is approximately 13.6mm at it's widest point. The Reference Audio 40 plug is approximately 13.5mm at it's widest point.
Answer: Signature Audio 40 cables benefit from a deep cryogenic treatment prior to assembly. The temperature of the cable is gradually reduced over a period of eight hours using liquid nitrogen and kept at a value of -196 8C for a period of 24 hours. ...