Nady Systems FS4N user manual

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FS-4N FEEDBACK SUPPRESSOR Congratulations! Date of Purchase You have purchased one of the finest professional feed- back suppressors on the market today. This unit was Dealer’s Name developed using the expertise of professional sound City engineers and working musicians. You will find your new NADY AUDIO FS-4N has superior performance and State greater flexibility than any other feedback suppressor in Zip its price range. Please read this manual carefully to get the most out of your new unit.

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CONTENTS FEATURES ........................................................................................................................................... 2 WARNING .......................................................................................................................................... 4 CONTROLS AND CONNECTIONS ...................................................................................................... 5 TYPICAL SETUP ..............................................

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An equilateral triangle enclosing a lightening flash/arrowhead symbol is intended to alert the user to the presence of uninsulated “dangerous voltage” within the product’s enclosure which may be of sufficient magnitude to constitute a risk of electric shock. ATTENTION: RISQUE DE CHOC ELECTRIQUE NE PAS OUVRIR An equilateral triangle enclosing an exclamation point is intended to alert the user to the presence of important operating and service instructions in the literature enclosed with thi

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CONTROLS AND CONNECTIONS FRONT PANEL 5 4 3 2 1 1. POWER SWITCH To turn the unit ON or OFF, press the upper or lower portion of this button. 2. POWER LED INDICATOR This LED illuminates when the power is turned "ON". 3. AUDIO SPECTRUM ANALYZER DISPLAY This in-line 8-band audio spectrum analyzer enables quick identification of the frequency range of any problem frequency and allows monitoring of the amount of reduction selected in any of the notches. The display monitors both the input and output l

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REAR PANEL 10 11 9 8 7 6 6. BALANCED SIGNAL INPUT JACK (1/4" TRS) This 1/4" TRS (Tip/Ring/Sleeve) phone jack is wired for balanced input signals (0.775V=0dBm, 15K Ohms) and signal polarity is Tip = Cold (+), Ring = Hot (-), and Sleeve = Ground. 7. BALANCED SIGNAL OUTPUT JACK (1/4" TRS) This 1/4" TRS jack provides a balanced signal output (600 Ohms) and is wired with the same signal polarity as the Input Jack above. 8. 24 VDC TERMINAL Use this screw terminal to operate the unit with external 24 V

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TYPICAL SETUP The FS-4N Feedback Suppressor is typically connected between the mixer and other effects or processors and/or the power amplifier in live sound applications. The entire audio in a given setup should feed through the FS-4N so that you may control all hum, noises and feedback appearing anywhere in the signal you are amplifying. Since both monitor (if used) and FOH (Front-of-House) amplification may cause feedback, it may be necessary to suppress frequencies in each loop. Furthermore,

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SPECIFICATIONS INPUT CONNECTOR: One 1/4" TRS phone jack INPUT SENSITIVITY: 0.775 (0dBm) INPUT IMPEDANCE: 15 K ohm balanced OUTPUT CONNECTOR: One 1/4" TRS phone jack OUTPUT LEVEL: 0.775 (0 dBm) OUTPUT IMPEDANCE: 600 OHM BALANCED FREQUENCY RESPONSE: 20Hz~20KHz, < ±1.0 dB SIGNAL-TO-NOISE RATIO: > 68 dB T.H.D.: < 0.4% NOTCH FILTER FREQUENCY RANGE: 60 HZ ~ 6 KHz, continuously variable NOTCH DEPTH: 0 ~ -20 dB POWER CONSUMPTION: 5.5 Watts POWER SOURCE: AC: 120V/230V, 50/60 Hz; DC: 24V FUSE REQUIREMENTS

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