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Amazon.com: Audio Mixer, Mini Mixer 4 In 1 Out Independent Control Board, 3.5MM Stereo Mixer, DIY Headphone Amplifier Compatible with PC, Cell Phones, Laptops, etc : Musical Instruments
![audio - DIY mixer - use diodes to prevent input potentiometers influencing each other - Electrical Engineering Stack Exchange audio - DIY mixer - use diodes to prevent input potentiometers influencing each other - Electrical Engineering Stack Exchange](https://i.stack.imgur.com/e1Kz8.png)
audio - DIY mixer - use diodes to prevent input potentiometers influencing each other - Electrical Engineering Stack Exchange
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