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Hi Frank,

Just tried unplugging the display, and the noise almost disappears. It's still a tiny bit noisy, but this noise is more constant and not depending on the display pixels. Is there some...

Hi, I'm getting a similar issue - without the audio adapter though. I'm driving an OLED through SPI and have an electrolyt cap on one of the DAC outputs for a mono out signal. I'm powered via PC usb....