Tones from Arduino to microphone port

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do expect me to be back with more dumb questions at some point!

Questions are never dumb.

There are a lot more dumb answers than dumb questions [not meaning you, G_M! :-)].

Quote from: Grumpy_Mike on September 21, 2012, 11:36:19 PM
That is why God invented mixer circuits.

You think electronics engineers are gods?

I estimate that EEs make errors at least 50% of the time. More dogly than godly.