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low noise electret conderser microphone amplifier

2 months ago 50
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Description

in this circuit i have used NE5532 LOW noise op amp Ic i have used this ic in inverting amplifier configuration with gain 21.27 and high pass filter cut off frequency is 3.604Hz and low pass filter with 15.923KHz cut off frequency

Documents

Sheet_1

BOM

ID Name Designator Footprint Quantity
1 ELECTRET Q1 9.7ELECTRET 1
2 10k R1,R2 R0603 2
3 1M R3 R0603 1
4 47K R4 R0603 1
5 1k R5 R0603 1
6 470nf C1,C2 C0603 2
7 10pf C3 C0603 1
8 NE5532 U1 DIP08 1

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