HardLabs

Drum H v2

Pl0p·Modular_Synth·Drum-H/Kicad/Drum_H_v2.kicad_pcb

Drum H v2 PCB layout, top view — open source board by Pl0p

About the Drum H v2 PCB

Drum H v2 is an open source PCB design by Pl0p, published on GitHub. It is a 2-layer board measuring 100 × 100 mm, with 96 components from 32 distinct parts.

Other key parts include the 40106, 4070, TL072 and TL074. By type, the board carries 35 capacitors, 35 resistors, 8 diodes, 6 transistors, 5 ICs and 1 connector.

It belongs with the audio designs in this gallery.

From the project

This is the third module I've done, i'm curently soldering =)

This is the third module I've done, i'm curently soldering =)

Independant output for the open hat and the closed hat

- Open hat Decay - Open hat Volume - Closed hat Decay - Closed hat Volume - White noise / Metal noise MIX - White noise tone - Metal Caracter - Metal Tune - Interaction between Open/Closed hat (if switch ON, the Closed hat will cancel the open one (like a real one)

Drum H v2, from the project README
From the project README

Main components on the Drum H v2

401064070TL072TL074

Drum H v2 bill of materials (BOM)

96 components, 32 distinct parts.

QtyPartRefs
1
40106
U1
1
4070
U2
2
TL072
U3, U4
1
TL074
U5
6
2N3904
Q1, Q2, Q3, Q4, Q5, Q6
1
Eurorack_power
J3
5
100k
RV1, RV2, RV3, RV4, RV8
1
1M
RV7
8
1N4148
D1, D2, D3, D4, D5, D6, D7, D8
1
1uf
C1
6
10n
C2, C3, C4, C5, C7, C8
7
100nf
C6, C24, C25, C29, C30, C31, C32
2
6.8nf
C9, C11
2
1uf
C10, C12
1
10uf
C13
6
4.7uf
C14, C16, C26, C33, C34, C35
1
22uf
C15
2
10nf
C17, C18
2
1nf
C19, C20
3
10uf
C21, C22, C23
Show 12 more
QtyPartRefs
2
47nf
C27, C28
3
470k
R1, R2, R3
1
2M
R4
6
1k
R5, R9, R17, R18, R21, R22
7
100k
R6, R7, R8, R30, R31, R32, R34
2
6.8k
R10, R12
3
10k
R11, R13, R29
4
4.7k
R14, R15, R33, R35
1
680ohm
R16
4
47k
R19, R20, R23, R24
2
1M
R25, R26
2
220k
R27, R28

Drum H v2 design files

The KiCad project lives in the Pl0p/Modular_Synth repository on GitHub; these links point at the commit this page was built from.

Drum H v2: common questions

How big is the Drum H v2 PCB?

The Drum H v2 measures 100 × 100 mm, has 2 copper layers and is 1.6 mm thick.

How many components are on the Drum H v2?

96 components, from 32 distinct parts. The full bill of materials is listed on this page.

Where can I download the Drum H v2 design files?

From the Pl0p/Modular_Synth repository on GitHub, which has the KiCad layout; the links under Design files point to each one.

Can I use the Drum H v2 design in my own project?

The repository has no license, so all rights stay with Pl0p. Use it as a reference, and ask the author before reusing the design.

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