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Pmod microphone array 4x1

MarcinWachowiak·pmod-pdm-microphone-array·pmod_microphone_array_4x1/pmod_microphone_array_4x1.kicad_pcb

Pmod microphone array 4x1 PCB layout, top view — open source board by MarcinWachowiak
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About the Pmod microphone array 4x1 PCB

Pmod microphone array 4x1 is an open source PCB design by MarcinWachowiak, published on GitHub under the CC-BY-NC-4.0 license. It is a 2-layer board measuring 200 × 20.3 mm, with 15 components from 5 distinct parts.

By type, the board carries 5 resistors, 4 microphones, 4 capacitors, 1 connector and 1 diode.

It belongs with the audio designs in this gallery.

From the project

Pmod module with multiple PDM microphones to enable array audio signal processing

Pmod microphone array 4x1, from the project README
From the project README

Pmod microphone array 4x1 bill of materials (BOM)

15 components, 5 distinct parts — part numbers from the project's BOM.

QtyPartRefs
1
61300611021
J1
4
IM69D130V01XTSA1
MK1, MK2, MK3, MK4
1
GREEN
D1
4
100n/16V
C1, C2, C3, C4
5
100
R1, R2, R3, R4, R5

Pmod microphone array 4x1 design files

The KiCad project lives in the MarcinWachowiak/pmod-pdm-microphone-array repository on GitHub; these links point at the commit this page was built from.

Pmod microphone array 4x1: common questions

How big is the Pmod microphone array 4x1 PCB?

The Pmod microphone array 4x1 measures 200 × 20.3 mm, has 2 copper layers and is 1.6 mm thick.

How many components are on the Pmod microphone array 4x1?

15 components, from 5 distinct parts, with part numbers taken from the project's own BOM. The full bill of materials is listed on this page.

Where can I download the Pmod microphone array 4x1 design files?

From the MarcinWachowiak/pmod-pdm-microphone-array repository on GitHub, which has the KiCad layout and the BOM; the links under Design files point to each one.

Can I use the Pmod microphone array 4x1 design in my own project?

It is published under CC-BY-NC-4.0, which limits how it may be reused; read the license before building on it.

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