Roland Double Beat AD-50 Monosynth as you'd expect from a

as you'd expect from a vintage foot pedal that's about 40 years old

complete with rare FK-4 foot pedal

For sale in near mint condition - the best we've seen - working well (possibly barely used)

and in the second a late 60s Rhythm Ace FR-1 drum machine through the fuzz pedal and the EC-20 (producing some wild and (very) analogue techno

They are very delicate: minute adjustments are made to the heads' positions for optimum performance

Roland Double Beat AD-50 Monosynth as you'd expect from aVery versatile fuzz wah with three fuzz settings cleans up really well when you back the volume off on your guitar great wah voicing. These rare units were amongst the earliest pedals made by the Roland Corporation in Japan in the mid seventies. This AD 50 is for sale in good condition it has some signs of age including scuffs to the finish, mostly on the edge of the foot pedal and casing and the feet and some screws are missing. Click on the photos