OngoingPortable Headset + Aux Mixer
STDPortable Headset + Aux Mixer
License
：CC-BY-NC 3.0
Description
Check the ERRATA (second sheet) before implemeting!
Inputs and outputs:
- TRRS Headset connector (passive headphones + mic for voice)
- AUX: Stereo line in (mixed to mono)
- Mixed into headphones for monitoring
- Mixed into mixed output for recording/streaming
- TRRS connector for stereo input + mic level mixed output (Aux + Voice)
Designed to be used with a portable guitar amp or other line level device to call into a conference (e.g. Zoom) via a mobile phone. Tested with a standard iPhone Lightning->TRRS adapter.
DISCLAIMER: No warranties or guarantees of any kind. It works for me but it may not work for you. It may destroy your devices. You have been warned. I assume no responsibility for any damanges caused by anyone using or implementing this design.
Design Drawing
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Intellectual Property Statement & Reproduction Instructions
This is an open-source hardware project. All intellectual property rights belong to the creator. The project is shared on the platform for learning, communication, and research only; any commercial use is prohibited. If your intellectual property rights are infringed on EasyEDA, please notify us by submitting relevant materials in accordance with the Rules for Complaints and Appeals of IPR Infringement.
Users must independently verify the circuit design and suitability when replicating this project. All risks and consequences are borne by the user, and the platform assumes no liability.
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