{"id":28739505,"url":"https://github.com/Cs4System/Eurorack","last_synced_at":"2025-06-16T06:03:13.319Z","repository":{"id":186584822,"uuid":"336472250","full_name":"Cs4System/Eurorack","owner":"Cs4System","description":"Eurorack modules designed by Lorenz Neumann","archived":false,"fork":false,"pushed_at":"2021-08-04T13:14:26.000Z","size":3931,"stargazers_count":32,"open_issues_count":0,"forks_count":2,"subscribers_count":3,"default_branch":"main","last_synced_at":"2023-08-06T20:53:37.599Z","etag":null,"topics":["eurorack","modular","synth","synthesizer"],"latest_commit_sha":null,"homepage":"","language":null,"has_issues":true,"has_wiki":null,"has_pages":null,"mirror_url":null,"source_name":null,"license":null,"status":null,"scm":"git","pull_requests_enabled":true,"icon_url":"https://github.com/Cs4System.png","metadata":{"files":{"readme":"README.md","changelog":null,"contributing":null,"funding":null,"license":null,"code_of_conduct":null,"threat_model":null,"audit":null,"citation":null,"codeowners":null,"security":null,"support":null,"governance":null}},"created_at":"2021-02-06T06:30:37.000Z","updated_at":"2023-08-06T20:53:39.464Z","dependencies_parsed_at":null,"dependency_job_id":"2dda262c-f064-4134-a251-55255a71bcb8","html_url":"https://github.com/Cs4System/Eurorack","commit_stats":null,"previous_names":["cs4system/eurorack"],"tags_count":null,"template":null,"template_full_name":null,"purl":"pkg:github/Cs4System/Eurorack","repository_url":"https://repos.ecosyste.ms/api/v1/hosts/GitHub/repositories/Cs4System%2FEurorack","tags_url":"https://repos.ecosyste.ms/api/v1/hosts/GitHub/repositories/Cs4System%2FEurorack/tags","releases_url":"https://repos.ecosyste.ms/api/v1/hosts/GitHub/repositories/Cs4System%2FEurorack/releases","manifests_url":"https://repos.ecosyste.ms/api/v1/hosts/GitHub/repositories/Cs4System%2FEurorack/manifests","owner_url":"https://repos.ecosyste.ms/api/v1/hosts/GitHub/owners/Cs4System","download_url":"https://codeload.github.com/Cs4System/Eurorack/tar.gz/refs/heads/main","sbom_url":"https://repos.ecosyste.ms/api/v1/hosts/GitHub/repositories/Cs4System%2FEurorack/sbom","host":{"name":"GitHub","url":"https://github.com","kind":"github","repositories_count":260109457,"owners_count":22960024,"icon_url":"https://github.com/github.png","version":null,"created_at":"2022-05-30T11:31:42.601Z","updated_at":"2022-07-04T15:15:14.044Z","host_url":"https://repos.ecosyste.ms/api/v1/hosts/GitHub","repositories_url":"https://repos.ecosyste.ms/api/v1/hosts/GitHub/repositories","repository_names_url":"https://repos.ecosyste.ms/api/v1/hosts/GitHub/repository_names","owners_url":"https://repos.ecosyste.ms/api/v1/hosts/GitHub/owners"}},"keywords":["eurorack","modular","synth","synthesizer"],"created_at":"2025-06-16T06:01:56.179Z","updated_at":"2025-06-16T06:03:13.309Z","avatar_url":"https://github.com/Cs4System.png","language":null,"funding_links":["https://paypal.me/LorenzNeumann"],"categories":["Others"],"sub_categories":[],"readme":"# Eurorack\n\n- All files are published under CC BY-NC-SA 4.0 if not marked differently\n\n- DO NOT USE COMMERCIALLY!\n\n- Build for yourself or for a friend, but do not sell builds, PCBs, pannels or any parts of the designes in this repository! \n\n- Feel free to modify, copy and use all files provided here. \nIf you want to publish derivative work, please do so under same license as original\n\n- Any feedback and collaboration is very welcome!\n\n- Please feel free to [open an issue on the issues tab](https://github.com/Cs4System/Eurorack/issues)\n\n**Have you built a module and would like to say thank you?** https://paypal.me/LorenzNeumann\n\n## [Blattwerk - Betula](https://github.com/Cs4System/Eurorack/tree/main/Betula)\n\n\n- 8 channels In/Out ADAT Interface\n- Outputs are DC coupled\n- Inputs can be switched with jumpers between AC and DC coupling (In 2 groups: channel 1-4 and channel 5-8)\n- Low noise: -110dB\n- Low THD: \u003e0.01% @ 1kHz, -6dB(+-5Vpp)\n- 22kOhm input-impedance, 1kOhm output-impedance\n- 8HP\n- All channels with bicolored indicator LED\n- ADAT sync indicator LED\n- No μController, no programming required, hardware only\n- CC BY-NC-SA 4.0 DO NOT USE COMMERCIALY!\n- small and dense SMD build (0603,TSSOP)\n- 180mA @ +12V and 100mA @ -12V\n(Without connected ADTA-signal:\n14mA @ +12V and 0mA @ -12V)\n\n## [Blattwerk - Salix](https://github.com/Cs4System/Eurorack/tree/main/Salix)\n\n- VCF based on the Moog Transistor Ladder Filter\n- Compensation for loss of bass in high resonance settings via potentiometer\n- 6,12,18,24 dB/Oct selectable via potentiometer or CV!\n- 2 Inputs with attenuator for audio and CV\n- Seperate V/Oct input.\n- Input-Drive indicator LED\n- 8HP\n- small and dense SMD build (0603, SOIC, SOT-363!) Not a beginner build, please be sure to have some SMD-soldering practice!\n- 45mA @ +12V and 25mA @ -12V\n- quick demo: https://youtu.be/XMdGtwIK5IQ\n\n\n## [Transistor Ladder VCF](https://github.com/Cs4System/Eurorack/tree/main/Transistor_Ladder_VCF)\n\n- Deprecated version of [Salix VCF](https://github.com/Cs4System/Eurorack/tree/main/Salix)\n- VCF based on the Moog Transistor Ladder Filter\n- Compensation for loss of bass in high resonance settings via potentiometer\n- 6,12,18,24 dB/Oct selectable via potentiometer or CV!\n- 2 Inputs with attenuator for audio and CV\n- Seperate V/Oct input.\n- Input-Drive indicator LED\n- 8HP\n- CC BY-NC-SA 4.0\n- small and dense SMD build (0603, SOIC, SOT-363!)\n- 45mA @ +12V and 25mA @ -12V\n- PCB and Panel  is available at [synthCube](https://synthcube.com/cart/lorenz-neumann-diy-transistor-ladder-filter)\n- Quick demo: https://youtu.be/XMdGtwIK5IQ\n\n## [Dual Ears](https://github.com/Cs4System/Eurorack/tree/main/Dual%20Ears)\n- BETA!\n- Modification of Mutable Instruments Ears\n- 2 seperat channels of original design, no internal contact microphone\n- no jumpers, fixed values for fast Envelope Follower and Gate-Threshold of 1V \n- 4HP\n- CC-BY-SA 3.0, Orginal schematics by Emilie Gillet\n- small and dense SMD build (0603, TSSOP)\n\n\n","project_url":"https://awesome.ecosyste.ms/api/v1/projects/github.com%2FCs4System%2FEurorack","html_url":"https://awesome.ecosyste.ms/projects/github.com%2FCs4System%2FEurorack","lists_url":"https://awesome.ecosyste.ms/api/v1/projects/github.com%2FCs4System%2FEurorack/lists"}