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Drum k

Pl0p·Modular_Synth·Drum-K_MKII/Kicad/Drum-K_MKII.kicad_pcb

Drum k PCB layout, top view — open source board by Pl0p
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About the Drum k PCB

Drum k is an open source PCB design by Pl0p, published on GitHub. It is a 2-layer board measuring 49.5 × 90.8 mm, with 79 components from 32 distinct parts.

Other key parts include the TL074. By type, the board carries 38 resistors, 12 capacitors, 11 diodes, 8 transistors, 6 test points and 3 connectors.

It belongs with the audio designs in this gallery.

From the project

- Transient shape - Decay - Tune - Tone - Distortion

Drum k, from the project README
From the project README

Main components on the Drum k

TL074

Drum k bill of materials (BOM)

79 components, 32 distinct parts.

QtyPartRefs
1
TL074
U1
6
2N3904
Q1, Q2, Q4, Q6, Q7, Q8
2
2N3906
Q3, Q5
1
Eurorack_power
J3
1
Conn_Left
J5
1
Conn_Right
J6
5
TestPoint
TP1, TP3, TP4, TP5, TP6
1
TestPoint
TP2
8
1N4148
D1, D2, D4, D5, D6, D7, D11, D12
2
1N4007
D8, D9
1
LED White
D10
2
100n
C1, C3
1
10n
C2
2
10uf
C4, C5
1
33nf
C6
2
100nf
C7, C8
2
56nf
C9, C10
1
33uf
C11
1
100nf
C12
9
100k
R1, R3, R4, R5, R14, R19, R28, R35 +1
Show 12 more
QtyPartRefs
4
10k
R2, R7, R10, R29
3
20k
R6, R18, R30
5
4.7k
R8, R9, R13, R16, R22
4
1k
R11, R32, R36, R37
4
1M
R12, R17, R21, R23
1
2.2k
R15
1
6.8
R20
1
51k
R24
2
470k
R25, R26
2
47k
R27, R33
1
5537
R31
1
100
R34

Drum k 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 k: common questions

How big is the Drum k PCB?

The Drum k measures 49.5 × 90.8 mm, has 2 copper layers and is 1.6 mm thick.

How many components are on the Drum k?

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

Where can I download the Drum k design files?

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

Can I use the Drum k 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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