■ [ Free Instrument ] OP-002 VST/AU and Source Patch OP-002 FM Synth with 4 operators. Free Download – “OP-002.zip” ============================================ Source Patch – Required System ============================================ Mac OSX or Windows, MaxMSP(4.5 or Higher) or MaxMSP Runtime(free) MaxMSP and MaxMSP Runtime are Available on Cycling’74 http://cycling74.com/ ================