{"id":30920706,"url":"https://github.com/icantmakethings/ambii","last_synced_at":"2026-05-18T06:05:11.928Z","repository":{"id":312151852,"uuid":"1046476651","full_name":"ICantMakeThings/Ambii","owner":"ICantMakeThings","description":"FW \u0026 HW for portable 4 channel recorder using a ESP32-S2 \u0026 PCM1808's","archived":false,"fork":false,"pushed_at":"2026-03-25T20:47:24.000Z","size":42,"stargazers_count":3,"open_issues_count":0,"forks_count":0,"subscribers_count":1,"default_branch":"main","last_synced_at":"2026-03-26T20:22:16.585Z","etag":null,"topics":["ambisonic","ambisonics","audio","audio-recorder","esp32","esp32-s3","oshwa","pcm1808"],"latest_commit_sha":null,"homepage":"","language":"C++","has_issues":true,"has_wiki":null,"has_pages":null,"mirror_url":null,"source_name":null,"license":"mit","status":null,"scm":"git","pull_requests_enabled":true,"icon_url":"https://github.com/ICantMakeThings.png","metadata":{"files":{"readme":"README.md","changelog":null,"contributing":null,"funding":".github/FUNDING.yml","license":"LICENSE","code_of_conduct":null,"threat_model":null,"audit":null,"citation":null,"codeowners":null,"security":null,"support":null,"governance":null,"roadmap":null,"authors":null,"dei":null,"publiccode":null,"codemeta":null,"zenodo":null,"notice":null,"maintainers":null,"copyright":null,"agents":null,"dco":null,"cla":null},"funding":{"github":null,"patreon":null,"open_collective":null,"ko_fi":"icantmakethings","tidelift":null,"community_bridge":null,"liberapay":null,"issuehunt":null,"lfx_crowdfunding":null,"polar":null,"buy_me_a_coffee":null,"thanks_dev":null,"custom":null}},"created_at":"2025-08-28T18:39:32.000Z","updated_at":"2026-03-25T20:47:28.000Z","dependencies_parsed_at":"2025-08-29T02:05:41.997Z","dependency_job_id":"52ba3f61-20c1-4859-af1b-12977bb5ae89","html_url":"https://github.com/ICantMakeThings/Ambii","commit_stats":null,"previous_names":["icantmakethings/ambii"],"tags_count":0,"template":false,"template_full_name":null,"purl":"pkg:github/ICantMakeThings/Ambii","repository_url":"https://repos.ecosyste.ms/api/v1/hosts/GitHub/repositories/ICantMakeThings%2FAmbii","tags_url":"https://repos.ecosyste.ms/api/v1/hosts/GitHub/repositories/ICantMakeThings%2FAmbii/tags","releases_url":"https://repos.ecosyste.ms/api/v1/hosts/GitHub/repositories/ICantMakeThings%2FAmbii/releases","manifests_url":"https://repos.ecosyste.ms/api/v1/hosts/GitHub/repositories/ICantMakeThings%2FAmbii/manifests","owner_url":"https://repos.ecosyste.ms/api/v1/hosts/GitHub/owners/ICantMakeThings","download_url":"https://codeload.github.com/ICantMakeThings/Ambii/tar.gz/refs/heads/main","sbom_url":"https://repos.ecosyste.ms/api/v1/hosts/GitHub/repositories/ICantMakeThings%2FAmbii/sbom","scorecard":null,"host":{"name":"GitHub","url":"https://github.com","kind":"github","repositories_count":286080680,"owners_count":33167430,"icon_url":"https://github.com/github.png","version":null,"created_at":"2022-05-30T11:31:42.601Z","updated_at":"2026-05-18T05:43:36.989Z","status":"ssl_error","status_checked_at":"2026-05-18T05:43:19.133Z","response_time":71,"last_error":"SSL_read: unexpected eof while reading","robots_txt_status":"success","robots_txt_updated_at":"2025-07-24T06:49:26.215Z","robots_txt_url":"https://github.com/robots.txt","online":false,"can_crawl_api":true,"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":["ambisonic","ambisonics","audio","audio-recorder","esp32","esp32-s3","oshwa","pcm1808"],"created_at":"2025-09-10T01:48:57.806Z","updated_at":"2026-05-18T06:05:11.923Z","avatar_url":"https://github.com/ICantMakeThings.png","language":"C++","funding_links":["https://ko-fi.com/icantmakethings"],"categories":[],"sub_categories":[],"readme":"## This IS Very WIP!!!\n\n\nNew! Video [here](https://www.youtube.com/watch?v=-zq66LNntuQ)\n\n## What is Ambii?\nIts short for [Ambisonics](https://en.wikipedia.org/wiki/Ambisonics) Which is a [Binaural Microphone](https://en.wikipedia.org/wiki/Binaural_recording) on sterioids- Kind of...\n\nThis repo includes the code for the recorder, since I like to make stuff as cheap as I can, and quad input recording devices are mad expensive, and ohh you want to include portibility in the search? haa.. ha.\n\nthis project includes everything, including the 3d printable files to print the actual mic too. avalable [here](https://www.thingiverse.com/thing:7132631)\nand the firmware [here](https://github.com/ICantMakeThings/Ambii)\n\nokay okay enough, components,\n\n## Required Components\n\n- **ESP32-S3 Mini**: [AliExpress Link](https://aliexpress.com/item/1005005449219195.html)\n- **PCM1808 (need 2pcs)**: [AliExpress Link](https://s.click.aliexpress.com/e/_oCrSlXR)\n- **Aux-M (need 2pcs)**: [AliExpress Link](https://s.click.aliexpress.com/e/_o2d4zcZ)\n- **Aux-F (need 4pcs)**: [AliExpress Link](https://aliexpress.com/item/1005005895047424.html)\n- **Microphone Capsule (need 4pcs)**: [AliExpress Link](https://s.click.aliexpress.com/e/_oltEmLb)\n- **SD Card**: [AliExpress Link](https://s.click.aliexpress.com/e/_oFsbpBB)\n- **SD Card Holder**: [AliExpress Link](https://s.click.aliexpress.com/e/_olg0Y8z)\n- **OLED Display**: [AliExpress Link](https://s.click.aliexpress.com/e/_olLPabx)\n- **Mic Preamp (maybe) (need 2pcs)**: [AliExpress Link](https://s.click.aliexpress.com/e/_o2CUG6t)\n- Some thin wires to connect the parts together\n\n*Note: Some of thease are referral links. If you purchase through it, I earn a commission at no extra cost to you.*\n\n\u003cimg width=\"756\" height=\"1056\" alt=\"image\" src=\"https://github.com/user-attachments/assets/4c328860-04c7-42c4-8dbf-af1fde188d27\" /\u003e\n\u003cimg width=\"1498\" height=\"792\" alt=\"image\" src=\"https://github.com/user-attachments/assets/a51f8005-05e2-4829-aaa7-02201cd38d1c\" /\u003e\n\n\u003cimg width=\"1819\" height=\"991\" alt=\"image\" src=\"https://github.com/user-attachments/assets/71df9c74-bb81-427d-ac3e-1ceb55fa1cc0\" /\u003e\n\u003cimg width=\"1707\" height=\"995\" alt=\"image\" src=\"https://github.com/user-attachments/assets/417cd24c-3441-4a24-96cc-81c0b38045fd\" /\u003e\n\n\n\u003cimg width=\"1190\" height=\"845\" alt=\"SCH_Ambii Schematic_1\" src=\"https://github.com/user-attachments/assets/529a0414-6883-4752-a784-85976aa106a2\" /\u003e\n\nSchem on Oshwlab [here](https://oshwlab.com/nottoenail/ambii)\n\nThe Wiring is done in such a way where most of the pins are soldered with pins with a little gap:\n\n\u003cimg width=\"1094\" height=\"827\" alt=\"image\" src=\"https://github.com/user-attachments/assets/e456e050-0f12-46bd-a41e-4a657a8f8936\" /\u003e\n\nI soldered the pins to the PCM, then removed the plastic spacers and soldered the S3 on top, \n\nOnly BCK has a wire to a gpio since it didnt fit, on both PCM's you want to short PMT, MD1, MD0 with GND, 3v to 3v and 5v to 5v. \n\nAs of rn, the Mic Preamps havent arrived, I assume they work but we will see, \n\n#### pinouts:\n\n| SD CARD   | ESP32-S3 Pin |\n| -------- | ------------ |\n| **CS**   | GPIO 33      |\n| **MOSI** | GPIO 21      |\n| **MISO** | GPIO 5       |\n| **SCK**  | GPIO 17      |\n\n| OLED DISPLAY  | ESP32-S3 Pin |  SI5351 | \n| ------- | ------------ | -------\n| **SDA** | GPIO 11      | **SDA** |\n| **SCL** | GPIO 10      | **SDA** |\n\n\n| PCM 1808  | Pin on PCM     | ESP32-S3 Pin |\n| --------- | ---------- | ------------ |\n| **PCM-1** | SCK  | GPIO 35      |\n|     **PCM-1**       | BCK        | GPIO 38      |\n|     **PCM-1**       | LRC   | GPIO 18      |\n|     **PCM-1**       | OUT | GPIO 16      |\n| **PCM-2** | SCK | GPIO 13      |\n|      **PCM-2**     | BCK        | GPIO 2       |\n|     **PCM-2**      | LRC    | GPIO 12      |\n|     **PCM-2**      | OUT | GPIO 4       |\n\n\n\nIt records *24-bit PCM @ 48 kHz* With a possibility to bump that up to 96 kHz, but dont think I will.\n\nalso for it to work, in my images you see the capsules are poking out of the filet, you want the mic capsule to be flush with the 3D model\n\nThere is a 14.6mm hole Version for [this capsule](https://micbooster.com/product/primo-em204n-cardioid-electret-microphone)\n\n###### Only interested in 2 channels? look no more since ive already made one too [here](https://github.com/ICantMakeThings/StereoRecorder)\n\n## Oshwa Certified!\n\u003cimg width=\"100\" height=\"160\" alt=\"image\" src=\"https://github.com/user-attachments/assets/cf43ca77-ceae-4da3-81a4-97c64b782f47\" /\u003e\n\n","project_url":"https://awesome.ecosyste.ms/api/v1/projects/github.com%2Ficantmakethings%2Fambii","html_url":"https://awesome.ecosyste.ms/projects/github.com%2Ficantmakethings%2Fambii","lists_url":"https://awesome.ecosyste.ms/api/v1/projects/github.com%2Ficantmakethings%2Fambii/lists"}