catflap.org Online Dictionary Query

  specle noise /spˈɛkəl nˈɔɪz/
  modales Rauschen
           Note: Glasfaseroptik
     Synonym: modal noise
  
   see: electric noise, noise, picture noise, snowy picture, snow, radiofrequency noise, radio noise, phase noise, thermal noise, resistance noise, circuit noise, output noise, Johnson noise, Nyquist noise, white noise, random noise, fluctuation noise
  
           Note: fibre optics