ACE TONE EC-20 Wonderful and Weird From the EarthQuaker website:

From the EarthQuaker website:

made for Greco by the highly-regarded Matsumoku factory (stamped Matsumoku on the rear of the headstock)

These amps are now a mass of out of spec and failing components and need work to sound as they should - it now sings

it exhibits pure bona fide funk credentials

which are working

ACE TONE EC-20 Wonderful and Weird From the EarthQuaker website:The Grand daddy of the mighty Space Echo, an An Ace Tone EC 20 Echo Chamber for sale in really excellent condition and working order. This is a vintage Japanese tape echo, fully serviced and refurbished with parts replaced as needed to bring it up to a high standard of operation. We really like these fore runners of the legendary Roland Space Echo tape echo units (Ace Tone is the company founded by Ikutaro Kakehashi who went on to found the Roland