Matthews Effects The Astronomer V2 Celestial ReverbIn 2015 Matthews Effects launched the Astronomer. A Hall Shimmer reverb that broke the mold of what customers had come to expect from a guitar pedal and for the last 3 years they have worked to improve and act on the feedback of the community to bring you a new age of Matthews Effects which promises to continue to push the limits of your expectations. Discover the heavens with the Astronomer V2! WHATS NEW IN THE V2 3 Algorithms 100% Wet mix control