Dirty Greed
About the Dirty Greed PCB
Dirty Greed is an open source PCB design by a-wai, published on GitHub under the GPL-3.0 license. It is a 2-layer board measuring 299.5 × 120 mm, with 64 components from 42 distinct parts.
Other key parts include the ECC83 and 6V6. By type, the board carries 23 resistors, 21 capacitors, 9 connectors, 6 ICs, 2 relays and 2 diodes.
It belongs with the audio designs in this gallery.
From the project
A collection of tube amplifier schematics for guitar and bass
Amp Factory is a collection of free (as in "free speech", not "free beer") electronic schematics for tube amplifiers dedicated to guitar and bass.
The documents in the "a-wai" directory are the schematics for amplifiers manufactured by A-wai Amplification, a one-person company building handwired amplifiers in Toulouse, France.
These schematics are licensed under the terms of the version 3 of the GNU General Public License. Therefore, you are granted the right to use, modify and/or redistribute these documents under certain conditions, listed in the GNU General Public License (see LICENSE…
Main components on the Dirty Greed
Dirty Greed bill of materials (BOM)
64 components, 42 distinct parts.
| Qty | Part | Footprint | Refs |
|---|---|---|---|
| 4 | ECC83 | TUBE_TRIODE | U2, U3, U4, U5 |
| 2 | 6V6 | TUBE_PENTODE | U6, U7 |
| 1 | CR GND | TURRET | J7 |
| 1 | CRUNCH | TURRET | J10 |
| 1 | R+ | TURRET | J14 |
| 1 | CR VOL | TURRET | J15 |
| 1 | LD VOL | TURRET | J16 |
| 1 | CR/LD | TURRET | J19 |
| 1 | PI GND | TURRET | J21 |
| 1 | BIAS | TURRET | J26 |
| 1 | EARTH | TURRET | J27 |
| 1 | Jumper | SolderJumper-2_P1.3mm_Bridged_Pad1.0x1.5mm | JP1 |
| 2 | FINDER-30.22 | Relay_DPDT_Finder_30.22 | K2, K3 |
| 2 | D | D_DO-41_SOD81_P7.62mm_Horizontal | D2, D3 |
| 1 | 0.68µ | C_M150_684_100V | C1 |
| 2 | 1µ | C_M150_105_100V | C2, C10 |
| 1 | 4.7n | C_6PS_502 | C3 |
| 4 | 22n | C_WMF_223_630V | C4, C12, C14, C17 |
| 1 | 47µ | CP_Radial_D22.0mm_P10.00mm_SnapIn | C5 |
| 1 | 2.2n | C_6PS_202 | C6 |
Show 22 more
| Qty | Part | Footprint | Refs |
|---|---|---|---|
| 1 | 1n | C_WMF_102_630V | C15 |
| 1 | 22µ | C_M150_105_100V | C16 |
| 1 | 500p | C_SM_500V | C22 |
| 3 | 100n | C_M150_104_630V | C23, C26, C27 |
| 2 | 47n | C_6PS_503 | C24, C25 |
| 1 | 33µ | CPA_22uF_500V | C29 |
| 1 | 22µ | CPA_22uF_500V | C31 |
| 1 | 10µ | CPA_22uF_500V | C32 |
| 1 | 1k/2W | R_2W | R1 |
| 1 | 120k | R_0.5W | R9 |
| 2 | 220k | R_0.5W | R10, R29 |
| 5 | 100k | R_0.5W | R16, R23, R30, R33, R36 |
| 4 | 470k | R_0.5W | R18, R32, R37, R38 |
| 1 | 1M | R_0.5W | R19 |
| 1 | 39k | R_0.5W | R21 |
| 1 | 2.2M | R_0.5W | R26 |
| 1 | 820R | R_0.5W | R34 |
| 1 | 22k | R_0.5W | R35 |
| 2 | 270k | R_0.5W | R39, R40 |
| 1 | 2.2k/2W | R_2W | R46 |
| 1 | 4.7k | R_0.5W | R48 |
| 1 | 10k | R_0.5W | R49 |
Dirty Greed design files
The KiCad project lives in the a-wai/ampfactory repository on GitHub; these links point at the commit this page was built from.
Dirty Greed: common questions
How big is the Dirty Greed PCB?
The Dirty Greed measures 299.5 × 120 mm, has 2 copper layers and is 1.6 mm thick.
How many components are on the Dirty Greed?
64 components, from 42 distinct parts. The full bill of materials is listed on this page.
Where can I download the Dirty Greed design files?
From the a-wai/ampfactory repository on GitHub, which has the KiCad layout and the schematic; the links under Design files point to each one.
Can I use the Dirty Greed design in my own project?
Yes, under the terms of its GPL-3.0 license, which a-wai chose for the repository.
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