Josh Ox Ribbon Synth Ribbon board
About the Josh Ox Ribbon Synth Ribbon board
Josh Ox Ribbon Synth Ribbon board is an open source STM32 PCB design by JordanAceto, published on GitHub under the CC-BY-4.0 license. It is a 4-layer board measuring 193 × 69.9 mm, with 151 components from 71 distinct parts.
Its main chip is the TL072, from the STM32 family. Other key parts include the SSI2164, L78L05_SOT89 and L78L33_SOT89. By type, the board carries 47 resistors, 41 capacitors, 20 diodes, 12 ICs, 9 connectors and 8 switches.
It belongs with the audio designs in this gallery.
From the project
ribbon synth for Josh Oxford
Digital ribbon controller, gate combiner, and VCA control scaler
Main components on the Josh Ox Ribbon Synth Ribbon board
Josh Ox Ribbon Synth Ribbon board bill of materials (BOM)
151 components, 71 distinct parts — part numbers from the project's BOM.
| Qty | Part | Footprint | Refs |
|---|---|---|---|
| 1 | TL072 STM32L412K8Ux | QFN-32-1EP_5x5mm_P0.5mm_EP3.45x3.45mm | U1 |
| 1 | TL072 VO0600T | SOIC-8_3.9x4.9mm_P1.27mm | U2 |
| 1 | SSI2164 SN74LV1T34DBV | SOT-23-5 | U3 |
| 1 | TL072 SN74LV1T34DBV | SOT-23-5 | U4 |
| 1 | TL072 DAC8164 | TSSOP-16_4.4x5mm_P0.65mm | U5 |
| 4 | TL072 | SOIC-8_3.9x4.9mm_P1.27mm | U6, U7, U8, U9 |
| 1 | SSI2164 4081 | SOIC-14_3.9x8.7mm_P1.27mm | U10 |
| 1 | L78L05_SOT89 | SOT-89-3 | U1004 |
| 1 | L78L33_SOT89 | SOT-89-3 | U1006 |
| 1 | 32_768KHZ | Crystal_SMD_MicroCrystal_CC7V-T1A-2Pin_3.2x1.5mm | Y1 |
| 1 | VCO_port | Molex_KK-254_AE-6410-03A_1x03_P2.54mm_Vertical | J1 |
| 1 | VCF_port | Molex_KK-254_AE-6410-05A_1x05_P2.54mm_Vertical | J2 |
| 1 | mod_osc_port | Molex_KK-254_AE-6410-04A_1x04_P2.54mm_Vertical | J3 |
| 1 | ADSR_port | Molex_KK-254_AE-6410-05A_1x05_P2.54mm_Vertical | J4 |
| 1 | S&H_port | Molex_KK-254_AE-6410-02A_1x02_P2.54mm_Vertical | J5 |
| 1 | ext_port | Molex_KK-254_AE-6410-04A_1x04_P2.54mm_Vertical | J6 |
| 1 | power_entry | IDC-Header_2x05_P2.54mm_Vertical | J7 |
| 1 | MIDI_IO_port | Molex_KK-254_AE-6410-05A_1x05_P2.54mm_Vertical | J8 |
| 1 | SWD_header | PinHeader_1x04_P2.54mm_Vertical | J201 |
| 1 | 100K 10k | Potentiometer_Alpha_RD901F-40-00D_Single_Vertical | RV201 |
Show 51 more
| Qty | Part | Footprint | Refs |
|---|---|---|---|
| 2 | 10k c.d. | Potentiometer_Alpha_RD901F-40-00D_Single_Vertical | RV202, RV203 |
| 1 | 10k c.d. | Potentiometer_Alpha_RD901F-40-00D_Single_Vertical | RV204 |
| 1 | 100K 5k | Potentiometer_Bourns_3296W_Vertical | RV301 |
| 3 | 5k | Potentiometer_Bourns_3296W_Vertical | RV302, RV303, RV304 |
| 1 | 10K 100k | Potentiometer_Alpha_RD901F-40-00D_Single_Vertical | RV901 |
| 1 | softpot | Molex_KK-254_AE-6410-03A_1x03_P2.54mm_Vertical | SP201 |
| 5 | SW_SPDT_MSM | SPDT_mini_toggle | SW201, SW501, SW601, SW701, SW801 |
| 1 | MIDI_CH | SW_DIP_SPSTx04_Slide_9.78x12.34mm_W7.62mm_P2.54mm | SW202 |
| 2 | SW_SPDT | SPDT_mini_toggle | SW401, SW901 |
| 1 | 3v3 | TestPoint_Keystone_5000-5004_Miniature | TP1004 |
| 2 | 5V1 1N4148W | D_SOD-123 | D202, D301 |
| 1 | 5V1 5v1 | D_SOD-123 | D302 |
| 1 | 5v1 | D_SOD-123 | D303 |
| 16 | 1N4148W | D_SOD-123 | D501, D502, D503, D504, D601, D602, D603, D604 +8 |
| 2 | 100R @ 100MHz | L_0805_2012Metric | FB1001, FB1002 |
| 31 | 100n | C_0603_1608Metric | C201, C202, C203, C204, C205, C206, C207, C208 +23 |
| 2 | 4p3 | C_0603_1608Metric | C212, C213 |
| 1 | 1u | C_0805_2012Metric | C305 |
| 1 | 470N 10u | CP_Radial_D6.3mm_P2.50mm | C901 |
| 1 | 10U 10u | CP_Radial_D6.3mm_P2.50mm | C902 |
| 2 | 470N 100n | C_0603_1608Metric | C903, C906 |
| 1 | 10U 100n | C_0603_1608Metric | C904 |
| 1 | 10U 2u2 | C_0805_2012Metric | C905 |
| 1 | 100N 1u | C_0805_2012Metric | C907 |
| 2 | 100K 1k | R_0805_2012Metric | R101, R904 |
| 1 | 1k | R_0805_2012Metric | R102 |
| 1 | 30K 22 | R_0805_2012Metric | R201 |
| 4 | 30K 10k | R_0805_2012Metric | R203, R206, R309, R310 |
| 1 | 30K 1k | R_0805_2012Metric | R204 |
| 1 | 10K 220 | R_0805_2012Metric | R205 |
| 1 | 270 47 | R_0805_2012Metric | R207 |
| 1 | 30K 47 | R_0805_2012Metric | R208 |
| 3 | 30K 20k | R_0805_2012Metric | R301, R303, R304 |
| 1 | 390K 20k | R_0805_2012Metric | R302 |
| 1 | 10K 68k | R_0805_2012Metric | R305 |
| 2 | 30K 68k | R_0805_2012Metric | R306, R308 |
| 1 | 270 68k | R_0805_2012Metric | R307 |
| 1 | 30K 100k | R_0805_2012Metric | R311 |
| 1 | 30K 1M2 | R_0805_2012Metric | R312 |
| 1 | 270 1k | R_0805_2012Metric | R313 |
| 1 | 100k | R_0805_2012Metric | R314 |
| 4 | 12k | R_0805_2012Metric | R315, R316, R317, R318 |
| 4 | 100K 10k | R_0805_2012Metric | R401, R402, R403, R404 |
| 7 | 100K 100k | R_0805_2012Metric | R405, R406, R502, R601, R602, R702, R903 |
| 2 | 100K 1M2 | R_0805_2012Metric | R407, R408 |
| 1 | 10M 100k | R_0805_2012Metric | R501 |
| 1 | 150K 100k | R_0805_2012Metric | R701 |
| 1 | 10K 100k | R_0805_2012Metric | R801 |
| 1 | 200 100k | R_0805_2012Metric | R802 |
| 1 | 4K7 82k | R_0805_2012Metric | R901 |
| 1 | 4K7 200k | R_0805_2012Metric | R902 |
Josh Ox Ribbon Synth Ribbon board design files
The KiCad project lives in the JordanAceto/josh_Ox_ribbon_synth repository on GitHub; these links point at the commit this page was built from.
Josh Ox Ribbon Synth Ribbon board: common questions
What microcontroller does the Josh Ox Ribbon Synth Ribbon board use?
The Josh Ox Ribbon Synth Ribbon board is built around the TL072, from the STM32 family.
How big is the Josh Ox Ribbon Synth Ribbon board?
The Josh Ox Ribbon Synth Ribbon board measures 193 × 69.9 mm, has 4 copper layers and is 1.6 mm thick.
How many components are on the Josh Ox Ribbon Synth Ribbon board?
151 components, from 71 distinct parts, with part numbers taken from the project's own BOM. The full bill of materials is listed on this page.
Where can I download the Josh Ox Ribbon Synth Ribbon board design files?
From the JordanAceto/josh_Ox_ribbon_synth repository on GitHub, which has the KiCad layout, the schematic and the BOM; the links under Design files point to each one.
Can I use the Josh Ox Ribbon Synth Ribbon board design in my own project?
Yes, under the terms of its CC-BY-4.0 license, which JordanAceto chose for the repository.
Can I test firmware for the Josh Ox Ribbon Synth Ribbon board without the hardware?
Yes. HardLabs builds a simulation of the board from its netlist and BOM, so you can run and debug STM32 firmware against it before you order a PCB.
More boards in josh_Ox_ribbon_synth
Josh Ox Ribbon Synth VCF/VCA/BBD board
132.1 × 213.4 mm349 parts2LCC-BY-4.01
Josh Ox Ribbon Synth Main VCO board
170.2 × 213.4 mm349 parts2LCC-BY-4.01
Josh Ox Ribbon Synth ADSR board
172.7 × 108 mm120 parts2LCC-BY-4.01
Josh Ox Ribbon Synth Sample and Hold Board
40.6 × 203.2 mm69 parts2LCC-BY-4.01
Josh Ox Ribbon Synth Mod Osc board
123.2 × 76.2 mm68 parts2LCC-BY-4.01
Josh Ox Ribbon Synth power supply board
143.5 × 61 mm34 parts2LCC-BY-4.01
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