section_path: Vocal pedagogy/Extended vocal technique
section_name: Extended vocal technique
paragraph_text: Extended vocal technique
  
  Extended vocal techniques include rapping, screaming, growling, overtones, sliding, falsetto, yodeling, belting, use of vocal fry register, using sound reinforcement systems, among others. A sound reinforcement system is the combination of microphones, signal processors, amplifiers, and loudspeakers. The combination of such units may also use reverb, echo chambers and Auto-Tune among other devices.