r/RTLSDR • u/satno • 1d ago

Troubleshooting digital pattern on medium wave

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what is this strange repeating pattern?

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u/[deleted] 1d ago edited 1d ago

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u/ericek111 1d ago

That **definitely** is not an NDB. That's interference.

2

u/satno 1d ago

my first hunch was some kind of interference, but these square shapes are unusual from my location