FS-4N Feedback Suppressor


Out of stock here. Check your local dealer

SKU: FS-4N Categories: ,


  • Four extremely narrow (1/60 octave) notch filters, each independently adjustable from 60 to 6,000 Hz, allow quick elimination of unwanted problem frequencies without affecting integrity of overall sound
  • A control for adjusting notch depth on each filter enables precise attenuation (up to -20 dB) at each selected frequency
  • Push button bypass switches all four notches in and out simultaneously for fast monitoring of results during use
  • ¼” TRS balanced jacks for both Signal In/Out
  • In-line 8-band audio spectrum analyzer LED display enables quick identification of frequency range of any problem frequency; facilitates immediate reaction and suppression by operator
  • Internal shielded power supply with external fuse and ~115V (60Hz) / ~230V (50Hz) AC select switch
  • Single rack space (1U) rugged metal housing for reliability
  • IEC power cord socket for AC operation and screw terminals for optional +24 VDC input powering
California customers: Proposition 65 WARNING