Page 2 - FEEDBACK SUPPRESSOR; Features
Congratulations! FS-4N FEEDBACK SUPPRESSOR Features Offering the ultimate ease of operation, the FS-4N is the straightforward solution to feedback and hum problems inlive sound applications. • Single rack space (1U) rugged metal housing for reliability• Four extremely narrow (1/60 octave) notch filt...
Page 3 - CONTENTS
CONTENTS FEATURES ........................................................................................................................................... 2WARNING ........................................................................................................................................
Page 4 - WARNING; Read all the instructions before using the product.; IMPORTANT SAFETY INSTRUCTIONS
4 WARNING — When using electric products, basic precautions should always be followed, including the following: 1. Read all the instructions before using the product. 2. Do not use this product near water (e.g., near a bathtub, washbowl, kitchen sink, in a wet basement, or near a swimming pool, etc....
Page 5 - CONTROLS AND CONNECTIONS; FRONT PANEL; POWER LED INDICATOR
CONTROLS AND CONNECTIONS FRONT PANEL 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 ...
Page 6 - REAR PANEL; AC VOLTAGE SELECTOR SWITCH
REAR PANEL 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" TR...
Page 7 - TYPICAL SETUP
7 The FS-4N Feedback Suppressor is typically connected between the mixer and other effects or processors and/or thepower amplifier in live sound applications. The entire audio in a given setup should feed through the FS-4N so thatyou may control all hum, noises and feedback appearing anywhere in the...
Page 8 - SPECIFICATIONS; 5 K ohm balanced; NOTCH FILTER FREQUENCY RANGE:
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 RA...