BinauralMic
About the BinauralMic PCB
BinauralMic is an open source PCB design by LeftistTachyon, published on GitHub. It is a 2-layer board measuring 49.2 × 47.4 mm, with 57 components from 27 distinct parts.
Other key parts include the PCM2903CDBR, MIC5504-3.3YM5, 74LVC1G08, TPD3E001DRLR and MC33078. By type, the board carries 22 capacitors, 21 resistors, 5 ICs, 3 switches, 3 diodes and 1 crystal.
From the project
Design files I used to create my homemade binaural microphone
Main components on the BinauralMic
BinauralMic bill of materials (BOM)
57 components, 27 distinct parts.
| Qty | Part | Footprint | Refs |
|---|---|---|---|
| 1 | PCM2903CDBR | SOP65P780X200-28N | IC1 |
| 1 | MIC5504-3.3YM5 | SOT-23-5_HandSoldering | U1 |
| 1 | 74LVC1G08 | SOT-23-5_HandSoldering | U3 |
| 1 | TPD3E001DRLR | SOT-553 | U4 |
| 1 | MC33078 | SOIC-8_3.9x4.9mm_P1.27mm | U5 |
| 1 | ABLS-12.000MHZ-20-D-3-H-T | ABLS | Y1 |
| 1 | USB4105-GF-A-120 | USB_C_Receptacle_GCT_USB4085 | J2 |
| 3 | 2-1977223-4 | 219772234 | SW1, SW2, SW3 |
| 2 | PESD5V0X1BCSF | D_0603_1608Metric_Pad1.05x0.95mm_HandSolder | D2, D3 |
| 1 | LTST-C193KRKT-2A | LED_0603_1608Metric_Pad1.05x0.95mm_HandSolder | D4 |
| 1 | XFL2010-823ME | L_Coilcraft_XFL2010 | L2 |
| 3 | 1u | C_0603_1608Metric_Pad1.08x0.95mm_HandSolder | C3, C4, C11 |
| 2 | 22u | C_0805_2012Metric_Pad1.18x1.45mm_HandSolder | C5, C6 |
| 2 | 47p | C_0603_1608Metric_Pad1.08x0.95mm_HandSolder | C7, C13 |
| 11 | 10u | C_1206_3216Metric_Pad1.33x1.80mm_HandSolder | C8, C9, C12, C14, C15, C17, C18, C19 +3 |
| 2 | 0.1u | C_0603_1608Metric_Pad1.08x0.95mm_HandSolder | C16, C25 |
| 2 | 36p | C_0603_1608Metric_Pad1.08x0.95mm_HandSolder | C21, C22 |
| 2 | 5.1k | R_0603_1608Metric_Pad0.98x0.95mm_HandSolder | R2, R3 |
| 2 | 5.9k | R_0603_1608Metric_Pad0.98x0.95mm_HandSolder | R5, R12 |
| 2 | 24k | R_0603_1608Metric_Pad0.98x0.95mm_HandSolder | R6, R13 |
Show 7 more
| Qty | Part | Footprint | Refs |
|---|---|---|---|
| 2 | 49.9 | R_0603_1608Metric_Pad0.98x0.95mm_HandSolder | R7, R14 |
| 3 | 100k | R_0603_1608Metric_Pad0.98x0.95mm_HandSolder | R8, R9, R15 |
| 1 | 200k | R_0603_1608Metric_Pad0.98x0.95mm_HandSolder | R10 |
| 4 | 1.5k | R_0603_1608Metric_Pad0.98x0.95mm_HandSolder | R16, R22, R23, R24 |
| 2 | 1M | R_0603_1608Metric_Pad0.98x0.95mm_HandSolder | R17, R21 |
| 1 | 1k | R_0603_1608Metric_Pad0.98x0.95mm_HandSolder | R18 |
| 2 | 22 | R_0603_1608Metric_Pad0.98x0.95mm_HandSolder | R19, R20 |
BinauralMic design files
The KiCad project lives in the LeftistTachyon/BinauralMic repository on GitHub; these links point at the commit this page was built from.
- LayoutBinauralMic.kicad_pcb
- SchematicBinauralMic.kicad_sch
BinauralMic: common questions
How big is the BinauralMic PCB?
The BinauralMic measures 49.2 × 47.4 mm, has 2 copper layers and is 1.6 mm thick.
How many components are on the BinauralMic?
57 components, from 27 distinct parts. The full bill of materials is listed on this page.
Where can I download the BinauralMic design files?
From the LeftistTachyon/BinauralMic repository on GitHub, which has the KiCad layout and the schematic; the links under Design files point to each one.
Can I use the BinauralMic design in my own project?
The repository has no license, so all rights stay with LeftistTachyon. Use it as a reference, and ask the author before reusing the design.
