HardLabs

Amp

maqifrnswa·scimpy·boards/amp/amp.kicad_pcb

Amp PCB layout, top view — open source board by maqifrnswa
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About the Amp PCB

Amp is an open source PCB design by maqifrnswa, published on GitHub under the GPL-3.0 license. It is a 2-layer board measuring 104.1 × 51.8 mm, with 47 components from 22 distinct parts.

Other key parts include the TDA7292. By type, the board carries 17 capacitors, 16 resistors, 4 connectors, 2 ICs, 2 switches and 1 transistor.

It belongs with the audio and test & measurement designs in this gallery.

From the project

Scimpy Speaker Design Tool

.. image:: https://ci.appveyor.com/api/projects/status/nbab5l0lkaqwie2u?svg=true :width: 100 :target: https://ci.appveyor.com/project/maqifrnswa/scimpy :alt: Appveyor build status

Scimpy is an open-source, cross-platform loudspeaker design tool. Features include:

* Modeling speaker impedance, phase, SPL, and group delay from TS Parameters

* Measuring speaker impedance using your sound card as a signal generator and data acquisition system

Main components on the Amp

TDA7292

Amp bill of materials (BOM)

47 components, 22 distinct parts.

QtyPartRefs
2
TDA7292
U1, U2
1
BC107
Q1
2
CONN_01X04
P1, P4
1
CONN_01X07
P2
1
CONN_01X03
P3
2
multiwatt11_heatsink
HS1, HS2
2
1K POT
RV1, RV2
1
Standby
SW1
1
Mute
SW2
1
5.1V
D1
4
1u-audio
C1, C5, C9, C14
8
100n
C2, C4, C6, C8, C10, C12, C15, C17
4
1000u
C3, C7, C11, C16
1
1u
C13
2
18K
R1, R7
4
4.8R
R2, R5, R8, R12
2
560R
R3, R9
2
68K
R4, R11
2
1K5
R6, R14
2
15K
R10, R15
Show 2 more
QtyPartRefs
1
10K
R13
1
47K
R16

Amp design files

The KiCad project lives in the maqifrnswa/scimpy repository on GitHub; these links point at the commit this page was built from.

Amp: common questions

How big is the Amp PCB?

The Amp measures 104.1 × 51.8 mm, has 2 copper layers and is 1.6 mm thick.

How many components are on the Amp?

47 components, from 22 distinct parts. The full bill of materials is listed on this page.

Where can I download the Amp design files?

From the maqifrnswa/scimpy repository on GitHub, which has the KiCad layout; the links under Design files point to each one.

Can I use the Amp design in my own project?

Yes, under the terms of its GPL-3.0 license, which maqifrnswa chose for the repository.

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