Nady Systems FS4N User Manual
Congratulations!
FS-4N
FEEDBACK SUPPRESSOR
Features
Offering the ultimate ease of operation, the FS-4N is the straightforward solution to feedback and hum problems in
live sound applications.
live sound applications.
• Single rack space (1U) rugged metal housing for reliability
• 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 the integrity of the overall sound.
• A control for adjusting the notch depth on each filter enables precise attenuation (up to -20 dB) at each
selected frequency.
• A push button bypass switches all four notches in and out simultaneously for fast monitoring of results
during use.
• An in-line 8-band audio spectrum analyzer LED display enables quick identification of the frequency
range of any problem frequency, facilitating immediate reaction and suppression by the operator.
• 1/4" TRS balanced jacks for both SIGNAL IN and OUT
• Internal shielded power supply with external fuse and ~115V (60Hz) / ~230V (50Hz) AC select switch
• IEC power cord socket for AC operation and screw terminals for optional +24 VDC input powering
• 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 the integrity of the overall sound.
• A control for adjusting the notch depth on each filter enables precise attenuation (up to -20 dB) at each
selected frequency.
• A push button bypass switches all four notches in and out simultaneously for fast monitoring of results
during use.
• An in-line 8-band audio spectrum analyzer LED display enables quick identification of the frequency
range of any problem frequency, facilitating immediate reaction and suppression by the operator.
• 1/4" TRS balanced jacks for both SIGNAL IN and OUT
• Internal shielded power supply with external fuse and ~115V (60Hz) / ~230V (50Hz) AC select switch
• IEC power cord socket for AC operation and screw terminals for optional +24 VDC input powering
Date of Purchase
Dealer’s Name
City
State
Zip
Model#
Serial #
You have purchased one of the finest professional feed-
back suppressors on the market today. This unit was
developed using the expertise of professional sound
engineers and working musicians. You will find your new
NADY AUDIO FS-4N has superior performance and
greater flexibility than any other feedback suppressor in
its price range. Please read this manual carefully to get
the most out of your new unit. Thanks for selecting NADY
AUDIO as your choice in feedback suppressors.
back suppressors on the market today. This unit was
developed using the expertise of professional sound
engineers and working musicians. You will find your new
NADY AUDIO FS-4N has superior performance and
greater flexibility than any other feedback suppressor in
its price range. Please read this manual carefully to get
the most out of your new unit. Thanks for selecting NADY
AUDIO as your choice in feedback suppressors.
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