Obligato

Characteristics: absolute dependability; highest degree of modulation; big soloistic and powerful tonal volume; warm sound characteristics, brilliant, clear and focused; reacts even at most sensible impulses; optimal reaction by virtuouso playing; easy response in all dynamic sections; optimal left hand feeling; soft and immediately playable; resistant to changes in temperature and humidity; enormous stability in tone; all strings are tuned for optimal set harmony.

Choices: set: E goldsteel(ball or loop), A aluminum, D and G sterling-silver E plain steel - A chromesteel: brilliant sound and long durability; chromesteel is not affected by perspiration; D string also in aluminum: big warm tonal volume, round sound compared with D sterling-silver: slightly muted sound; straight or in envelopes (sets also); PirastroŽ color code OBLIGATO at the tailpiece end: black spiral on ruby.