Since the string length (vibrating length of the string measured from nut to bridge) of individual instruments differs, the string thicknesses should be chosen according to the string length.
The pure gut C- and G-strings need a more practiced hand and a curious mindset.
Wound strings are an important subject of research and testing. We are working on a viable solution.
Recommendation for playing at a frequency of A=415Hz. The following string set recommendations have the effect of equal tension on all strings.