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Audio

OpenAir-Lab·capstone-project·Hardware/KiCAD/audio-modulino/Audio PCB.kicad_pcb

Audio PCB layout, top view — open source board by OpenAir-Lab
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About the Audio PCB

Audio is an open source PCB design by OpenAir-Lab, published on GitHub under the MIT license. It is a 2-layer board measuring 41 × 25.4 mm, with 22 components from 20 distinct parts.

Other key parts include the MAX98357A. By type, the board carries 9 resistors, 6 jumpers, 3 capacitors, 1 IC, 1 crystal and 1 speaker.

It belongs with the audio designs in this gallery.

From the project

ECE 438X Senior Design Capstone Project

Main components on the Audio

MAX98357A

Audio bill of materials (BOM)

22 components, 20 distinct parts — part numbers from the project's BOM.

QtyPartRefs
1
MAX98357A
U7
1
EYESPI
X2
1
GAIN_{LOGIC}
JP11
1
Driver
JP12
1
GAIN_{R}
JP13
1
CH_LEFT
JP14
1
CH_MONO_MIX
JP15
1
CH_RIGHT
JP16
1
Speaker
LS2
1
ICS-43434
MK2
1
1uF
C86
1
0.1uF
C94
1
22pF
C97
2
47k
R20, R21
1
68
R22
2
2k
R23, R27
1
100k 5%
R24
1
634k
R25
1
330k
R26
1
100k
R28

Audio design files

The KiCad project lives in the OpenAir-Lab/capstone-project repository on GitHub; these links point at the commit this page was built from.

Audio: common questions

How big is the Audio PCB?

The Audio measures 41 × 25.4 mm, has 2 copper layers and is 1.646 mm thick.

How many components are on the Audio?

22 components, from 20 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 Audio design files?

From the OpenAir-Lab/capstone-project repository on GitHub, which has the KiCad layout and the BOM; the links under Design files point to each one.

Can I use the Audio design in my own project?

Yes, under the terms of its MIT license, which OpenAir-Lab chose for the repository.

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