Sakra V12 的相片則較少見,可見到母插端是很粗,而公插端是較幼。
這原來是有科學根據的:「 ... the cables are directional – since they are conical inside and outside, and feature our new “vari-cross” geometry – the cross-section of the cable varies along their length; this is done to improve the impedance matching between the source and the receiving end ...」! 犀利! http://cybwiz.blogspot.hk/2013/08/stealth-sakra-v12.html