SoundGen
About the SoundGen PCB
SoundGen is an open source PCB design by eyalo-dev, published on GitHub. It is a 2-layer board measuring 58.4 × 111.1 mm, with 39 components from 24 distinct parts.
Other key parts include the NE556 and LM358. By type, the board carries 16 resistors, 11 capacitors, 6 connectors, 3 diodes, 2 ICs and 1 transistor.
From the project
my public CAD/PCB files
Description: - Sound Generator. Upto 250 different siren like sounds with audio amp.
Source reference: - Elektor USA 1990-10.pdf p. 39 (39)
This is functional similar but not exact copy. All dimension were estimated by eye. Tried to use similar component placment as much as posible, but using only Kicad standard PCB component footprint library, so dimentions may very.
Main components on the SoundGen
SoundGen bill of materials (BOM)
39 components, 24 distinct parts.
| Qty | Part | Footprint | Refs |
|---|---|---|---|
| 1 | NE556 | DIP-14_W7.62mm_Socket_LongPads | U1 |
| 1 | LM358 | DIP-8_W7.62mm_Socket_LongPads | U2 |
| 1 | BD250C | TO-218-3_Vertical | Q1 |
| 6 | Conn_02x04_Odd_Even | PinHeader_2x04_P2.54mm_Vertical | J1, J2A1, J2B1, J3, J4, J5 |
| 2 | 1N4148 | D_DO-35_SOD27_P7.62mm_Horizontal | D1, D2 |
| 1 | 1N4001 | D_DO-41_SOD81_P10.16mm_Horizontal | D3 |
| 2 | 10uF | CP_Radial_Tantal_D7.0mm_P5.00mm | C1, C11 |
| 1 | 4u7 | CP_Radial_Tantal_D7.0mm_P5.00mm | C2 |
| 1 | 2u2 | CP_Radial_Tantal_D7.0mm_P5.00mm | C3 |
| 1 | 1u | CP_Radial_Tantal_D7.0mm_P5.00mm | C4 |
| 2 | 4n7 | C_Disc_D5.0mm_W2.5mm_P5.00mm | C5, C7 |
| 1 | 22u | CP_Radial_Tantal_D7.0mm_P5.00mm | C6 |
| 1 | 2n2 | C_Disc_D5.0mm_W2.5mm_P5.00mm | C8 |
| 1 | 1n | C_Disc_D5.0mm_W2.5mm_P5.00mm | C9 |
| 1 | 1n5 | C_Disc_D5.0mm_W2.5mm_P5.00mm | C10 |
| 2 | 100K | R_Axial_DIN0207_L6.3mm_D2.5mm_P10.16mm_Horizontal | R1, R2 |
| 2 | 1K | R_Axial_DIN0207_L6.3mm_D2.5mm_P10.16mm_Horizontal | R3, R9 |
| 5 | 10K | R_Axial_DIN0207_L6.3mm_D2.5mm_P10.16mm_Horizontal | R4, R5, R6, R12, R13 |
| 2 | 2K2 | R_Axial_DIN0207_L6.3mm_D2.5mm_P10.16mm_Horizontal | R7, R10 |
| 1 | 10R | R_Axial_DIN0207_L6.3mm_D2.5mm_P10.16mm_Horizontal | R8 |
Show 4 more
| Qty | Part | Footprint | Refs |
|---|---|---|---|
| 1 | 6K8 | R_Axial_DIN0207_L6.3mm_D2.5mm_P10.16mm_Horizontal | R11 |
| 1 | 100R | R_Axial_DIN0617_L17.0mm_D6.0mm_P30.48mm_Horizontal | R14 |
| 1 | 6R8 | R_Axial_DIN0617_L17.0mm_D6.0mm_P30.48mm_Horizontal | R15 |
| 1 | 22R | R_Axial_DIN0617_L17.0mm_D6.0mm_P30.48mm_Horizontal | R16 |
SoundGen design files
The KiCad project lives in the eyalo-dev/cad-public repository on GitHub; these links point at the commit this page was built from.
SoundGen: common questions
How big is the SoundGen PCB?
The SoundGen measures 58.4 × 111.1 mm, has 2 copper layers and is 1.6 mm thick.
How many components are on the SoundGen?
39 components, from 24 distinct parts. The full bill of materials is listed on this page.
Where can I download the SoundGen design files?
From the eyalo-dev/cad-public repository on GitHub, which has the KiCad layout; the links under Design files point to each one.
Can I use the SoundGen design in my own project?
The repository has no license, so all rights stay with eyalo-dev. Use it as a reference, and ask the author before reusing the design.
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