Sold mine a few years ago, not sure why, but I do have this other 4-op FM in the same family: https://www.vintagesynth.com/yamaha/tq5.php https://www.vintagesyn

Sold mine a few years ago, not sure why, but I do have this other 4-op FM in the same family: https://www.vintagesynth.com/yamaha/tq5.php https://www.vintagesynth.com/yamaha/tq5.php Nice 1980s design, can't tell if alarm clock or synth :-)