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Voltage Processor

JopjeKnopje·VoltageProcessor·panelized/VoltageProcessor_panel.kicad_pcb

Voltage Processor PCB layout, top view — open source board by JopjeKnopje
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About the Voltage Processor PCB

Voltage Processor is an open source PCB design by JopjeKnopje, published on GitHub. It is a 2-layer board measuring 80.2 × 100 mm, with 31 components from 9 distinct parts.

Other key parts include the TL074. By type, the board carries 16 resistors, 6 capacitors, 5 connectors and 1 IC.

It belongs with the audio designs in this gallery.

From the project

opamp based utility module for eurorack

A eurorack module that outputs the sum and difference of two inputs, you can also add a constant DC offset to the summing output.

Voltage Processor, from the project README
From the project README

Main components on the Voltage Processor

TL074

Voltage Processor bill of materials (BOM)

31 components, 9 distinct parts — part numbers from the project's BOM.

QtyPartRefs
1
TL074
U1
4
PJ301M-12
J1, J2, J4, J5
1
Eurorack power
J3
3
100K
100k
RV1, RV2, RV3
4
0.1UF
0.1uF
C1, C2, C3, C4
2
47UF
47uF
C5, C6
12
100K
100k
R1, R2, R3, R4, R5, R6, R7, R8 +4
2
1k
R13, R14
2
10K
10k
R15, R16

Voltage Processor design files

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

Voltage Processor: common questions

How big is the Voltage Processor PCB?

The Voltage Processor measures 80.2 × 100 mm, has 2 copper layers and is 1.6 mm thick.

How many components are on the Voltage Processor?

31 components, from 9 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 Voltage Processor design files?

From the JopjeKnopje/VoltageProcessor repository on GitHub, which has the KiCad layout and the BOM; the links under Design files point to each one.

Can I use the Voltage Processor design in my own project?

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

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