Full Timbral Control, Total Signal Integrity World’s first (and only) all-discrete, true differential Class-A input buffer/amplifier. Selectable balanced or unbalanced input. Greatly improved 3rd generation FSA-03 all-discrete EQ amplifier Improved output stage, no muting required (as with Twin Topology) True hard-wire bypass when EQ not selected Upgraded power supply leading to improved sonic performance Fully parametric stereo EQ with unprecedented sonic purity & integrity All discrete J-FET solid state signal path Minimalist design: only one active stage in the audio path Four EQ bands: 20 Hz to 20 kHz center frequency, 0.4 to 4.0 Q Extremely low noise: -106 dBu Constructed for demanding professional applications Ultra-Premium components throughout Gold relays, connectors, switches, Silver Teflon power wiring Mogami Neglex OFC audio wiring Options Detented, loggable controls NSEQ-2 can be converted to an NSEQ-4 Downloads The NSEQ-2 downloads are applicable to the NSEQ-4 NSEQ-4 Quick Start Guide NSEQ-2 Manual NSEQ-2 Reset Template NSEQ-2 Data Sheet How to Change Voltage Between 120V and 240V “Q” Range Q = 0.4 to 4.0 Adjustable on middle ranges Q = 1.0 Fixed on low & high ranges Maximum Output Level > + 28 dBu Maximum Input Level (EQ Flat) + 28 dBu Maximum Input Level (EQ Full Boost) + 17 dBu Frequency Response +0 / -3 dB sub 2 Hz to beyond 300 kHz Frequency Response, Stereo Deviation < .15 dB Noise (All EQ Stages In, Controls Flat) -106 dBu Maximum Boost (21 Step Detented) +20 dB (+10 dB with range switch in) Maximum Cut (21 Step Detented) -20 dB (-10 dB with range switch in) EQ Frequencies Low Range Switch (Centers - Peak/Shelf Selectable): 20, 34, 56, 100, 180, 270 Low Mid Sweep: 20 Hz - 220 Hz or 200 Hz - 2.2 kHz. 10X Range switch selectable. Hi Mid Sweep: 250 Hz - 2.5 kHz or 2.5 kHz - 25 kHz. 10X Range switch selectable. High Range Switch (Centers - Peak/Shelf Selectable) 4.8 k, 5.8 k, 8.0 k, 10 k, 16 k, 21 k THD + Noise 20 Hz - 30 kHz, All EQ Bands Switched In < .009%, typ < .003 % Common Mode Rejection Ratio 10 Hz - 20 KHz, 100 mV C.M. > 60 dB, Typ > 80 dB Slew Rate, +27 dBu Out > 50 volts per microsecond Main Hard-wire Bypass Switch For Each Channel? Yes Peak/Shelf Selection On High & Low Range? Yes Hard-wire Bypass Switching On Individual EQ Bands? Yes Input Impedance 25 kilohms Minimum Output Load Impedance 50 ohms Recommended Load > 500 ohms Output Impedance 5 ohms EQ Amplifiers Pure Class-A Discrete J-FETs Power Consumption 40 watts maximum Power Requirements Selectable: 100-120, 200-240 V ac, 50/60 Hz Dimensions/Shipping Weight 19” W x 3.5” H x 12.5”, 26 lbs.