

Mod synth vca
Modular Synth PCBs and Firmware
- Size
- 62.2 × 109.2 mm
- Copper layers
- 2
- Thickness
- 1.6 mm
- Parts
- 48
- Nets
- 55
- Pads
- 176
- Tracks, vias
- 331, 1
- Pours
- 4
- Routed
- Yes
- KiCad
- KiCad 5 (file 20171130)
- Created
- 26 Jun 2019
- Updated
- 27 Sep 2019
Overview
Mod synth vca is an open-source printed circuit board by bobbarnes1981, from the bobbarnes1981/mod_synth repository on GitHub. It is a 2-layer board of 62.2 × 109.2 mm with 48 parts on 55 nets, routed with 331 tracks and 1 via.
It is built around the CA3080A. Its parts include 18 resistors, 9 connectors, 4 capacitors, 4 diodes and 3 ICs. It belongs with the audio and music boards of this library.
Main components
1README
README.mdmod_synth
Modular Synth
Parts
48| Qty | Value | Footprint | References |
|---|---|---|---|
| 6 | 100k | Resistor_THT:R_Axial_DIN0207_L6.3mm_D2.5mm_P10.16mm_Horizontal | R3, R4, R5, R7, R8, R9 |
| 6 | AudioJack2 | Connector_Audio:Jack_3.5mm_QingPu_WQP-PJ398SM_Vertical_CircularHoles | J2, J3, J4, J5, J6, J7 |
| 4 | 100k | Potentiometer_THT:Potentiometer_Alpha_RD901F-40-00D_Single_Vertical_CircularHoles | RV1, RV2, RV5, RV6 |
| 4 | 1N4148 | Diode_THT:D_DO-35_SOD27_P7.62mm_Horizontal | D1, D2, D3, D4 |
| 4 | 220 | Resistor_THT:R_Axial_DIN0207_L6.3mm_D2.5mm_P10.16mm_Horizontal | R11, R12, R13, R14 |
| 2 | 100k | Potentiometer_THT:Potentiometer_Runtron_RM-065_Vertical | RV4, RV8 |
| 2 | 10uF | Capacitor_THT:CP_Radial_D5.0mm_P2.00mm | C1, C2 |
| 2 | 1K | Resistor_THT:R_Axial_DIN0207_L6.3mm_D2.5mm_P10.16mm_Horizontal | R17, R18 |
| 2 | 1M | Resistor_THT:R_Axial_DIN0207_L6.3mm_D2.5mm_P10.16mm_Horizontal | R6, R10 |
| 2 | 20k | Resistor_THT:R_Axial_DIN0207_L6.3mm_D2.5mm_P10.16mm_Horizontal | R1, R2 |
| 2 | 33pF | Capacitor_THT:C_Disc_D9.0mm_W2.5mm_P5.00mm | C3, C4 |
| 2 | 50k | Potentiometer_THT:Potentiometer_Alpha_RD901F-40-00D_Single_Vertical_CircularHoles | RV3, RV7 |
| 2 | 560k | Resistor_THT:R_Axial_DIN0207_L6.3mm_D2.5mm_P10.16mm_Horizontal | R15, R16 |
| 2 | CA3080 | Package_DIP:DIP-8_W7.62mm_Socket_LongPads | U2, U3 |
| 1 | Conn_01x10_Female | Connector_PinSocket_2.54mm:PinSocket_1x10_P2.54mm_Vertical | J8 |
| 1 | Conn_01x10_Male | Connector_PinHeader_2.54mm:PinHeader_1x10_P2.54mm_Vertical | J9 |
| 1 | Conn_02x08_Odd_Even | Connector_IDC:IDC-Header_2x08_P2.54mm_Vertical | J1 |
| 1 | TL074 | Package_DIP:DIP-14_W7.62mm_Socket_LongPads | U1 |
The 46 most common of 48 parts.
Questions
How big is the Mod synth vca PCB?
It measures 62.2 × 109.2 mm and has 2 copper layers, 1.6 mm thick.
What parts does the Mod synth vca use?
48 parts, built around the CA3080A. The full list of its parts is on this page, with links to each part's symbol and footprint where PCBKit's library has them.
Where can I download the Mod synth vca KiCad files?
From the bobbarnes1981/mod_synth repository on GitHub, at the commit this page was made from: the board is mod_synth_vca/schematic/mod_synth_vca.kicad_pcb. PCBKit opens the board in the browser, with nothing to install.
Can I use the Mod synth vca design in my own project?
Its repository states no licence, so its author keeps all rights: ask bobbarnes1981 before reusing the design.
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