3V is pretty standard. You will be fine?
Best Regards,
Jules Ryckebusch?
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On May 4, 2024, at 11:39, silly via groups.io <silly@...> wrote:
?Just checked with a 3.5mm mini plug cable connected to the USB sound card and read 2.98V (0.27mA no load).
But I imagine that changes in mic input gain (software: ALSA) can change the voltage provided by the preamp to the mic.