Sinusoidal oscillator
About the Sinusoidal oscillator PCB
Sinusoidal oscillator is an open source PCB design by onionicecream, published on GitHub. It is a 2-layer board measuring 100 × 100 mm, with 57 components from 18 distinct parts.
Other key parts include the NE5532. By type, the board carries 33 resistors, 12 capacitors, 6 ICs, 4 diodes and 2 transistors.
From the project
- designed a low distortion (SFDR 85dB) 10kHz sinusoidal oscillator - scientific report (grade 10/10) - designed and assembled a SMD PCB version
Main components on the Sinusoidal oscillator
Sinusoidal oscillator bill of materials (BOM)
57 components, 18 distinct parts — part numbers from the project's BOM.
| Qty | Part | Footprint | Refs |
|---|---|---|---|
| 6 | NE5532 | SOIC-8_5.3x5.3mm_P1.27mm | U1, U2, U3, U4, U5, U6 |
| 1 | PMOS | SOT-23-3 | Q1 |
| 1 | NMOS | SOT-23-3 | Q2 |
| 4 | 1N4148W | D_SOD-123 | D1, D2, D3, D4 |
| 12 | 100NF 100nF | C_1206_3216Metric | C1, C2, C3, C4, C10, C11, C12, C13 +4 |
| 8 | 150 | R_0805_2012Metric | R1, R4, R6, R11, R13, R16, R18, R19 |
| 8 | 2.7K 2.7k | R_0805_2012Metric | R2, R3, R5, R10, R12, R15, R17, R20 |
| 1 | 68K 68k | R_0805_2012Metric | R7 |
| 3 | 100K 100k | R_0805_2012Metric | R8, R29, R30 |
| 3 | 1k | R_0805_2012Metric | R9, R33, R34 |
| 1 | 270 | R_0603_1608Metric | R23 |
| 1 | 330 | R_0805_2012Metric | R24 |
| 1 | 10K 10k | R_0805_2012Metric | R25 |
| 1 | 22K 22k | R_0805_2012Metric | R26 |
| 1 | 820 | R_0603_1608Metric | R27 |
| 1 | 2.2K 2.2k | R_0805_2012Metric | R28 |
| 3 | 1M | R_0805_2012Metric | R31, R32, R35 |
| 1 | 330K 330k | R_0603_1608Metric | R36 |
Sinusoidal oscillator design files
The KiCad project lives in the onionicecream/sinusoidal_oscillator repository on GitHub; these links point at the commit this page was built from.
Sinusoidal oscillator: common questions
How big is the Sinusoidal oscillator PCB?
The Sinusoidal oscillator measures 100 × 100 mm, has 2 copper layers and is 1.6 mm thick.
How many components are on the Sinusoidal oscillator?
57 components, from 18 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 Sinusoidal oscillator design files?
From the onionicecream/sinusoidal_oscillator 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 Sinusoidal oscillator design in my own project?
The repository has no license, so all rights stay with onionicecream. Use it as a reference, and ask the author before reusing the design.