MSM Stereo LPF envelope follower board
About the MSM Stereo LPF envelope follower board
MSM Stereo LPF envelope follower board is an open source PCB design by JordanAceto, published on GitHub. It is a 2-layer board measuring 30.5 × 190.5 mm, with 51 components from 34 distinct parts.
Other key parts include the TL072 and SSI2164. By type, the board carries 18 resistors, 11 capacitors, 7 diodes, 5 test points, 3 ICs and 3 connectors.
It belongs with the audio designs in this gallery.
From the project
Stereo voltage controlled lowpass filter FX box with compression and distortion. For Matt
Main components on the MSM Stereo LPF envelope follower board
MSM Stereo LPF envelope follower board bill of materials (BOM)
51 components, 34 distinct parts — part numbers from the project's BOM.
| Qty | Part | Footprint | Refs |
|---|---|---|---|
| 2 | TL072 | SOIC-8_3.9x4.9mm_P1.27mm | U1, U2 |
| 1 | SSI2164 TL072 | SOIC-8_3.9x4.9mm_P1.27mm | U3 |
| 1 | audio_IO | Molex_KK-254_AE-6410-03A_1x03_P2.54mm_Vertical | J1 |
| 1 | vcf_board_port | Molex_KK-254_AE-6410-04A_1x04_P2.54mm_Vertical | J2 |
| 1 | power_entry | IDC-Header_2x05_P2.54mm_Vertical | J3 |
| 1 | 100K 100k | Potentiometer_Alpha_RD901F-40-00D_Single_Vertical | RV1 |
| 1 | 100K_C.D. 100k | Potentiometer_Alpha_RD901F-40-00D_Single_Vertical | RV2 |
| 2 | 100K 100k C.D. | Potentiometer_Alpha_RD901F-40-00D_Single_Vertical | RV3, RV4 |
| 1 | dry_audio | TestPoint_Keystone_5000-5004_Miniature | TP1 |
| 1 | fwr_positive_signal | TestPoint_Keystone_5000-5004_Miniature | TP2 |
| 1 | raw_env | TestPoint_Keystone_5000-5004_Miniature | TP3 |
| 1 | env_A | TestPoint_Keystone_5000-5004_Miniature | TP4 |
| 1 | env_B | TestPoint_Keystone_5000-5004_Miniature | TP5 |
| 6 | 1N4148W | D_SOD-123 | D1, D2, D3, D4, D5, D6 |
| 1 | red_green | LED_D5.0mm | D7 |
| 1 | 1N2 470n | C_Rect_L7.0mm_W3.5mm_P5.00mm | C1 |
| 1 | 1N2 220n | C_Rect_L7.0mm_W3.5mm_P5.00mm | C2 |
| 1 | 1N2 2u2 | CP_Radial_D6.3mm_P2.50mm | C3 |
| 1 | 1N2 10u | CP_Radial_D6.3mm_P2.50mm | C4 |
| 1 | 10U 10u | CP_Radial_D6.3mm_P2.50mm | C5 |
Show 14 more
| Qty | Part | Footprint | Refs |
|---|---|---|---|
| 2 | 470N 100n | C_0805_2012Metric | C6, C8 |
| 4 | 100n | C_0805_2012Metric | C7, C9, C10, C11 |
| 1 | 330K 5k6 | R_0805_2012Metric | R1 |
| 1 | 680K 100k | R_0805_2012Metric | R2 |
| 6 | 100K 100k | R_0805_2012Metric | R3, R4, R5, R14, R16, R17 |
| 2 | 3K9 100k | R_0805_2012Metric | R6, R15 |
| 1 | 100K 5k6 | R_0805_2012Metric | R7 |
| 1 | 100K 10k | R_0805_2012Metric | R8 |
| 1 | 10k | R_0805_2012Metric | R9 |
| 1 | 330K 1k | R_0805_2012Metric | R10 |
| 1 | 680K 680k | R_0805_2012Metric | R11 |
| 1 | 100K 220k | R_0805_2012Metric | R12 |
| 1 | 100K 47k | R_0805_2012Metric | R13 |
| 1 | 3k3 | R_0805_2012Metric | R18 |
MSM Stereo LPF envelope follower board design files
The KiCad project lives in the JordanAceto/msm_stereo_LPF repository on GitHub; these links point at the commit this page was built from.
MSM Stereo LPF envelope follower board: common questions
How big is the MSM Stereo LPF envelope follower board?
The MSM Stereo LPF envelope follower board measures 30.5 × 190.5 mm, has 2 copper layers and is 1.6 mm thick.
How many components are on the MSM Stereo LPF envelope follower board?
51 components, from 34 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 MSM Stereo LPF envelope follower board design files?
From the JordanAceto/msm_stereo_LPF 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 MSM Stereo LPF envelope follower board design in my own project?
The repository has no license, so all rights stay with JordanAceto. Use it as a reference, and ask the author before reusing the design.
More boards in msm_stereo_LPF
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MSM Stereo VCF compressor and distortion board
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STM32MSS Stereo LPF PS and LFO board
170.2 × 76.2 mm79 parts2LNo license3- schematic only · 4 parts
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