1980 Maxon AD-150 Analog Delay Made in JapanMaker: Maxon Model: AD 150 Analog Delay Condition: Very good Description: Here for your consideration is a 1980 Maxon AD 150 Analog Delay. Overall in very good condition but shows some general age and wear. Previous owner has marked their preferred settings with a marker on the controls. A very nice and warm sounding analog delay unit that would be a perfect addition to a studio or could be used on stage with a footswitch.