#pulse_generator__pulsegenerator  a generator of single or multiple voltage pulses; usually adjustable for pulse rate
  supertype:  #generator.electronic_device  an electronic device for producing a signal voltage
  part of:  #microwave_radar  #sonar
  subtype:  #pinger  a pulse generator used for echo sounding in sonar

No statement uses or specializes #pulse_generator; click here to add one.