Walrus Audio ARP-87The ARP 87 is a compact, feature rich delay, packed with a large pallet of inspirational delay tones. Featuring four main algorithms, digital, analog, lo fi, and slap back, the ARP 87 can cover some serious ground in the world of echoes. The Digital algorithm boasts pristine, crystal clear repeats great for rhythmic riffs. The Analog setting works well to add warmth and dimension to chords and lines without getting in the way. The Lo Fi algorithm,