Re: End whistling into the mic
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Jerry Gaffke
Of course, in most cases you can just switch to CW mode for testing.
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But need a tone to check the mike amp and modulator
On Thu, Jan 25, 2018 at 01:26 pm, Jerry Gaffke wrote: I got tired of saying AHHHHHHH after about 30 seconds, so spent the following 30 seconds adding a line to the Arduino sketch (anywhere) in the setup() function:
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