Sommer cable multipair audio cable 100 0051 series black sheath sommer cable 100 0051 04 the sommer cable 100 0051 04 is a multipair sc planet fmc audio cable from the 100 0051 series to minimise the diameter the insulating jacket of the wire pairs was dropped so all that remains is the foil shielding on the wire pairs not only the smaller diameter of the cable an advantage but also the low pricetechnicians too will like this cable because sommer cable has put great emphasis on good w