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In 2012 Alberto Sabbatini (the general manager of Astri Audio) asked me to re-design the hi-end "Cignus" speaker series. This is the 2 way model (called "C1"), a bookshelf speaker equipped with 5" mid-woofer and 26mm silk-dome tweeter. Unfortunately the project never saws the light, although was developed and prototyped. Designed in 2012 for Astri Audio