Following last month’s Oberheim Matrix 1000 editor / librarian round up, i am doing a Xmas review featuring the Yamaha’s TX81Z, a 4 operator FM synth that has the honor of being the first FM …

I recently purchased an Oberheim Matrix 1000 analog synth in “excellent” condition from someone on Ebay who had good feedback.
Upon receipt of the unit and to my dismay, the unit could play only three voices …