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Welcome to Flux

Treat Flux like your intern. Tell it what you'd like to build and it'll get to work. You can also ask it questions, brainstorm ideas, and teach it your preferences. Learn More

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U2
U1 OUTPUT - R7 P1
R1 P1 - MK1 2
MK1 1 - GND GND
R5 P2 - U2 VREF
U1 OUTPUT - R7 P1
MK1 1 - GND GND
MK1 1 - GND GND
U1 V- - U3 GND
R1 P1 - MK1 2
R2 P2 - U1 -
R7 P2 - C5 1
U1 V- - U3 GND
R2 P2 - U1 -
R5 P2 - U2 VREF
R1 P2 - U1 V+
U1 V- - U3 GND
R1 P2 - U1 V+
R2 P2 - U1 -
R7 P2 - C5 1
R7 P2 - C5 1
U1 OUTPUT - R7 P1
R2 P2 - U1 -
U1 OUTPUT - R7 P1
R1 P2 - U1 V+
MK1 1 - GND GND
R1 P1 - MK1 2
R1 P2 - U1 V+
R5 P1 - U1 +
R5 P1 - U1 +
R2 P2 - U1 -
MK1 1 - GND GND
C2
Capacitance
220nF
R4
Resistance
1kΩ
U1
MK1
GND
R1
Resistance
2.7kΩ
U3
R7
Resistance
22 Ω
Capacitance
100 nF
C1
Capacitance
0.22µF
C4
Capacitance
100 nF
R6
Resistance
100kΩ
Capacitance
100 nF
C3
R8
Resistance
22 Ω
R5
Resistance
100kΩ
R3
Not Recommended for New Designs
Resistance
27.4kΩ
C6
R2
Resistance
3.01kΩ
C5

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    Electret Microphone Pre-Amplifier

    Electret Microphone Pre-Amplifier thumbnail
    Design a low-noise microphone preamplifier for an electret condenser mic.

    Properties

    Properties describe core aspects of the project.

    Pricing & Availability

    Distributor

    Qty 1

    Arrow

    $3.63

    Digi-Key

    $3.73–$3.92

    LCSC

    $3.05

    Mouser

    $5.16

    Verical

    $0.02–$0.06

    Controls