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Re: Tone or birdie every 500 Hz in USB mode


 

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In my case, the CW-like stuff was coming from the GPS module. I remove the module and the CW stuff goes away.

Tony
AD0VC


From: [email protected] <[email protected]> on behalf of Daniel Conklin via groups.io <danconklin2@...>
Sent: Tuesday, April 1, 2025 3:08 PM
To: [email protected] <[email protected]>
Subject: Re: [QRPLabs] Tone or birdie every 500 Hz in USB mode
?
That pulsing signal like CW is what I get too, so I don't think it's external. It doesn't change with tuning, so it seems like something getting injected into the audio.
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73, Dan - W2DLC

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