My Piano Controller Note Module 3 (5-note, 5V pots)

ekumanov·cybrid·pcb/KiCad/designs/Note PCB/My Piano Controller Note Module 3 (5-note, 5V pots).kicad_pcb

My Piano Controller Note Module 3 (5-note, 5V pots) layout, top view — open source board by ekumanov

About the My Piano Controller Note Module 3 (5-note, 5V pots)

My Piano Controller Note Module 3 (5-note, 5V pots) is an open source PCB design by ekumanov, published on GitHub. It is a 2-layer board measuring 53.3 × 76.2 mm, with 59 components from 10 distinct parts.

By type, the board carries 22 resistors, 6 capacitors and 5 connectors.

It belongs with the audio and sensors designs in this gallery.

From the project

Cybrid is an open-soure MIDI-controller

Cybrid is an open-source MIDI controller.

Cybrid is a DIY project I finished in 2020. The main goal was to turn a grand piano action into a MIDI controller. In digital piano terminiology instruments with a real wooden piano action are called hybrid pianos. I own one such instrument, the Yamaha AvantGrand N1X which is a digital piano with real grand piano action and realistic piano hammers that are stopped by a cushioning rail instead of strings. There are optical sensors that detect the hammer velocity and produce digital piano sound. In other words, it's a hybrid between an acoustic piano…

My Piano Controller Note Module 3 (5-note, 5V pots), from the project README
From the project README

My Piano Controller Note Module 3 (5-note, 5V pots) bill of materials (BOM)

59 components, 10 distinct parts.

QtyPartRefs
5
Conn_01x03
J1, J2, J3, J4, J5
4
LM339ADR
CMP1, CMP2, CMP3, CMP4
1
Conn_02x17_Odd_Even
COMM1
2
Conn_01x03
PWR1, PWR2
15
R_POT_TRIM
RV11, RV12, RV13, RV21, RV22, RV23, RV31, RV32 +7
2
Conn_02x09_Odd_Even
SEL1, SEL2
2
SN74LVC245ADWR
TX1, TX2
6
C
C1, C2, C3, C4, C5, C6
17
R
R1, R11, R12, R13, R14, R21, R22, R23 +9
5
4.7k
R18, R28, R38, R48, R58

My Piano Controller Note Module 3 (5-note, 5V pots) design files

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

My Piano Controller Note Module 3 (5-note, 5V pots): common questions

How big is the My Piano Controller Note Module 3 (5-note, 5V pots)?

The My Piano Controller Note Module 3 (5-note, 5V pots) measures 53.3 × 76.2 mm, has 2 copper layers and is 1.6 mm thick.

How many components are on the My Piano Controller Note Module 3 (5-note, 5V pots)?

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

Where can I download the My Piano Controller Note Module 3 (5-note, 5V pots) design files?

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

Can I use the My Piano Controller Note Module 3 (5-note, 5V pots) design in my own project?

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

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