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SLX Noise Suppressor II Manual

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Page 2 Gain (w/out NSII) = 30 to 50db min • Gain (w/ NSII) = Reduce by amount added up front by NSII 512 Ashford Road Silver Spring, MD 20910 (p) 301-589-2265 (f) 301-587-3228 info@SLX-inc.com www.SLX-inc.com Copyright © 2006 SLX, Inc. All Rights...
Page 3 Phone: 301-589-2265 Fax: 301-587-3228 E-mail: info@SLX-inc.com Web: www.SLX-inc.com Smart PreAmp / Noise Suppressor II NSII is produced in five models. Each model functions identically except for its own operating frequency range: NSII-H 25 MHz (Model NSII-H has one filter, Filter A) NSII 1.5 to...
Page 4 "Null" mode. Try setting the FREQ switch for the 2nd filter about twice as high as the optimum setting found in the first filter. Sometimes you can pick up a harmonic of the noise signal and cause even more of a reduction. Copyright © 2006 SLX, Inc. All Rights...
Page 5 10dB or 20dB in-line barrel attenuator connected to the IN port of the NSII • High Baseline Noise is usually caused by setting the PreAmp too low; increase the PreAmp to maximum and reduce the UT Instrument gain Copyright © 2006 SLX, Inc. All Rights...
Page 6: Noise Suppressor
The NSII will saturate if the INput signal exceeds 3V. If you see saturation/clipping on the FD's display (such as the signal level not increasing with PreAmp gain), reduce the INput signal by either decreasing the pulser voltage and/or adding an attenuator at the NSII's INput bnc connector. Copyright © 2006 SLX, Inc. All Rights...

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