Source Audio SA263 Collider Stereo Delay+ReverbEffects Engine: 12 Hand Picked Delay + Reverb Engines Room Reverb: The ROOM engines capture the ambient reverberations of a real acoustic space. The ROOM engine can summon a variety of room sizes from a warm and intimate household room to a larger theatre sized space. Hall Reverb: Patterned after the lush sounds of studio rack units from the 80s, the HALL L engine is distinguished by its highly diffuse tones and glorious blooming characteristic. True