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Vu-mètre microphone arduino

2 years ago 439
  • Description
  • Documents
  • BOM
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Description

Détection d'un signal sonore avec un petit microphone. Amplification avec un Op-Amp. Traitement du signal avec arduino. Allumage des LEDs du vu-mètre.

Documents

Microphone + ampli + arduino + vu-mètre

BOM

ID Name Designator Footprint Quantity
1 Microphone Condenser MK1 NONE 1
2 1k R1 AXIAL-0.3 1
3 100nF C1,C2 RAD-0.1 2
4 47k R2 AXIAL-0.3 1
5 1M R3 AXIAL-0.3 1
6 10pF C3 RAD-0.1 1
7 10k R4 AXIAL-0.3 1
8 3k6 R5 AXIAL-0.3 1
9 SB130 D1 SOD-123 1
10 10nF C4 RAD-0.1 1
11 33uF C5 CAP-D3.0XF1.5 1
12 ARDUINO NANO U2 ARDUINO_NANO 1
13 BLUE RED NONE 1
14 360 R6,R9,R10 AXIAL-0.3 3
15 220 R7,R8 AXIAL-0.3 2
16 2k2 R11,R13,R15 AXIAL-0.3 3
17 1k8 R12,R14 AXIAL-0.3 2
18 LM358P U1 DIP08 1

Attachments

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Members

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