S/N vs FREQUENCY

SI-5 Sonic Impact 5066 Signal/Noise
Stock and Modified

Nice low noise affirms that this amp has a very quiet background.
Modified amp shows slightly better performance due to better onbaord electrolytic cap.

0dB =7.5V RMS for 5066, Fenice, Super-T. 10V RMS for AMP6. Noise is combined amp and PSU noise. See notes.

Audio Precision measurement by Evan Shultz.
Copyright 2006 Evan Shultz/Michael Mardis - all rights reserved

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