VoiceBoardR5
About the VoiceBoardR5 PCB
VoiceBoardR5 is an open source PCB design by hsetlik, published on GitHub. It is a 4-layer board measuring 130 × 50 mm, with 172 components from 31 distinct parts.
Other key parts include the TMUX4053, VoiceBoardConn_20P_200P, TL074, MCP4451-104E-ST and AD5280. By type, the board carries 95 resistors, 43 capacitors, 15 ICs, 11 transistors and 8 diodes.
It belongs with the audio designs in this gallery.
From the project
Analog polyphonic synth powered by STM32F4
Main components on the VoiceBoardR5
VoiceBoardR5 bill of materials (BOM)
172 components, 31 distinct parts.
| Qty | Part | Footprint | Refs |
|---|---|---|---|
| 2 | TMUX4053 | TSSOP-16_4.4x5mm_P0.65mm | U101, U102 |
| 1 | VoiceBoardConn_20P_200P | PinHeader_2x10_P2.00mm_Vertical | U103 |
| 7 | TL074 | SOIC-14_3.9x8.7mm_P1.27mm | U201, U202, U204, U206, U301, U403, U404 |
| 2 | MCP4451-104E-ST | TSSOP-20_4.4x6.5mm_P0.65mm | U203, U205 |
| 1 | AD5280 | TSSOP-14_4.4x5mm_P0.65mm | U302 |
| 2 | LM13700 | SOIC-16_3.9x9.9mm_P1.27mm | U303, U402 |
| 9 | BC857 | SOT-23 | Q201, Q202, Q301, Q302, Q401, Q402, Q404, Q406 +1 |
| 2 | BC847 | SOT-23 | Q403, Q405 |
| 6 | 1N4148 | D_SOD-123 | D201, D202, D203, D204, D205, D206 |
| 2 | LED | LED_0805_2012Metric | D301, D302 |
| 27 | 100n | C_0805_2012Metric | C101, C102, C103, C104, C205, C206, C207, C210 +19 |
| 7 | 1n | C_0805_2012Metric | C201, C202, C208, C209, C306, C307, C405 |
| 4 | 1u | C_0805_2012Metric | C203, C204, C211, C214 |
| 2 | 4n7 | C_0805_2012Metric | C301, C401 |
| 3 | 470n | C_0805_2012Metric | C305, C406, C414 |
| 26 | 10k | R_0805_2012Metric | R201, R202, R208, R209, R210, R211, R217, R218 +18 |
| 22 | 100k | R_0805_2012Metric | R203, R207, R214, R216, R220, R224, R225, R228 +14 |
| 7 | 470 | R_0805_2012Metric | R204, R215, R246, R309, R310, R313, R314 |
| 6 | 47k | R_0805_2012Metric | R205, R212, R223, R226, R409, R410 |
| 5 | 1k | R_0805_2012Metric | R206, R213, R404, R420, R429 |
Show 11 more
| Qty | Part | Footprint | Refs |
|---|---|---|---|
| 7 | 33k | R_0805_2012Metric | R227, R232, R233, R234, R245, R425, R430 |
| 1 | LOOP | R_Axial_DIN0204_L3.6mm_D1.6mm_P5.08mm_Horizontal | R247 |
| 4 | 4k7 | R_0805_2012Metric | R301, R408, R422, R424 |
| 2 | 470k | R_0805_2012Metric | R302, R421 |
| 3 | 1k8 | R_0805_2012Metric | R304, R316, R431 |
| 1 | 6k8 | R_0805_2012Metric | R401 |
| 1 | 680k | R_0805_2012Metric | R403 |
| 4 | 680 | R_0805_2012Metric | R406, R407, R426, R427 |
| 1 | 5k6 | R_0805_2012Metric | R411 |
| 4 | 22k | R_0805_2012Metric | R412, R413, R416, R417 |
| 1 | 18k | R_0805_2012Metric | R415 |
VoiceBoardR5 design files
The KiCad project lives in the hsetlik/PolySynth repository on GitHub; these links point at the commit this page was built from.
VoiceBoardR5: common questions
How big is the VoiceBoardR5 PCB?
The VoiceBoardR5 measures 130 × 50 mm, has 4 copper layers and is 1.6 mm thick.
How many components are on the VoiceBoardR5?
172 components, from 31 distinct parts. The full bill of materials is listed on this page.
Where can I download the VoiceBoardR5 design files?
From the hsetlik/PolySynth repository on GitHub, which has the KiCad layout and the schematic; the links under Design files point to each one.
Can I use the VoiceBoardR5 design in my own project?
The repository has no license, so all rights stay with hsetlik. Use it as a reference, and ask the author before reusing the design.
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