Surreal Audio Echo Sphere The pursuit of analog authenticity often demands a sacrifice of modernity, a trade of recallable precision for the mercurial soul of voltage and carbon. The Surreal Audio Echo Sphere dismantles this binary. It is not a digital emulation cloaked in nostalgia, but a genuine analog delay powered by a quartet of the coveted MN3005 bucket-brigade chips - enslaved by a digital overseer.