Vinyl adc power

MadsRudolph·vinyl-adc·hardware/kicad/power/vinyl_adc_power.kicad_pcb

Vinyl adc power PCB layout, top view — open source board by MadsRudolph

About the Vinyl adc power PCB

Vinyl adc power is an open source PCB design by MadsRudolph, published on GitHub. It is a 2-layer board measuring 100 × 100 mm, with 18 components from 10 distinct parts.

Other key parts include the 74HC244 and TL072. By type, the board carries 8 capacitors, 5 resistors, 2 ICs, 2 diodes and 1 connector.

It belongs with the audio designs in this gallery.

From the project

Discrete 3rd-order delta-sigma audio ADC: stacked KiCad PCBs, SPICE simulations, 3D-printable enclosure, and laser-cut acrylic top

Assembly guide & bench log · Bring-up log, 16–18 September · 16 September bench plan · 6 September test handoff

All four boards are assembled and bench-screened with the AD3 (16–17 September): power, rev B digital with the on-board crystal Pierce, both channels and the full stack pass, after resoldering a crystal leg and swapping the reference op-amp U2 to an LM358 for output headroom on the charge-pump rail (design-notes §10b′). A Raspberry Pi 4 captures the stream, and a ripper service on it records sides automatically, splits and tags the tracks and hands finished albums to the Jellyfin…

Vinyl adc power, from the project README
From the project README

Main components on the Vinyl adc power

Vinyl adc power bill of materials (BOM)

18 components, 10 distinct parts.

QtyPartRefs
1
74HC244
U1
1
TL072
U2
1
2x8 BUS
J3
2
1N5817
D1, D2
1
470u
C1
4
100n
C2, C3, C7, C8
1
10u
C4
2
220u
C5, C6
1
4R75
R1
4
10k0
R2, R3, R4, R5

Vinyl adc power design files

The KiCad project lives in the MadsRudolph/vinyl-adc repository on GitHub; these links point at the commit this page was built from.

Vinyl adc power: common questions

How big is the Vinyl adc power PCB?

The Vinyl adc power measures 100 × 100 mm, has 2 copper layers and is 1.6 mm thick.

How many components are on the Vinyl adc power?

18 components, from 10 distinct parts. The full bill of materials is listed on this page.

Where can I download the Vinyl adc power design files?

From the MadsRudolph/vinyl-adc repository on GitHub, which has the KiCad layout and the schematic; the links under Design files point to each one.

Can I use the Vinyl adc power design in my own project?

The repository has no license, so all rights stay with MadsRudolph. Use it as a reference, and ask the author before reusing the design.

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