title: CQM
text: # CQM
  
  CQM can refer to:
  
  * Ciudad Real Central Airport, IATA airport code
  * Classical Quantum Mechanics
  * Custom Quantization Matrix
  * Creative Quadratic Modulaton, a sound synthesis technology developed by E-mu Systems implemented on later-model ViBRA chips to replace the internal Yamaha OPL3 FM synthesizer chips
  