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control active buzzer use PWM signal? #2

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control active buzzer use PWM signal?#2
@LE1ED4523

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@LE1ED4523
LE1ED4523
opened on Feb 24, 2026

As I know SMT-1240-S-HT is an actvie buzzer. You can't change the note frequencies with PWM signal.Did you do this on purpose?

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