Datasheet
LME49720
SNAS393C –MARCH 2007 –REVISED APRIL 2013
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Complete shielding is required to prevent induced pick up from external sources. Always check with oscilloscope for
power line noise.
Figure 111. Noise Measurement Circuit
Total Gain: 115 dB @f = 1 kHz
Input Referred Noise Voltage: e
n
= V0/560,000 (V)
Figure 112. RIAA Preamp Voltage Gain, Figure 113. Flat Amp Voltage Gain vs Frequency
RIAA Deviation vs Frequency
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