NS Electric Strings by D'Addario D’Addario developed the NS Electric line of strings jointly with Ned Steinberger. Since there is no real limit on volume with electric instruments, the NS Electric line focuses instead on expressive nuance and tone instead of acoustic sound projection. This allows them to bring out the richest possible tone from electric instruments In addition to use with electric instruments, these strings are a perfect match for acoustic instruments when expressive range is deemed more important than sheer volume. All Strings Are Stranded Steel Core