I need to build one that can be used outdoors.

Where can I find the schematics for this kind of circuits?

  •  Seathru   ( @Seathru@beehaw.org ) 
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    1 year ago

    Like single frequencies/tones (beeps, boops)? Or more complex sounds (dog barking, voice)? A little more specifics about your project would help us give better info.