Echo Fix. The Tape Echo specialists! Echo Fix has taken their years of experience in repair and service to design a modern tape delay that is as reliable as possible, sounds fantastic, and is equally as perfect in a studio or performance setting. Their Echo Fix EF-X2 Tape Echo couples the sounds you know and love with features and reliability previously unimaginable! Echo Fix spent three years prototyping, rigorously testing, and meticulously designing. The result is a warm sounding tape echo with a modern feature set that is at in any setup.