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Tag: SDR
2018 Content Review – Lots of SDR and Electronics
As we head into our fourth year, it’s time to look back and do a 2018 content review. What did I actually accomplish over the past 365 days? Read more
Diversity Antennas Vision – Finding My North Star
I built my diversity antennas vision around two wideband loop antennas, at least 100 feet apart, all connected with shielded CAT 7 cable for signals and power. Read more
Radio Spectrum Watching Expectations
So, are you achieving your radio spectrum watching expectations? Let’s take a look at the details of display optimization.
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SdrDx Spatial Filtering with Afedri Receiver
I finally got around to SdrDx spatial filtering. The phasing control in SdrDx software works really well with my Afedri AFE822x. Read more
Multiple Receiver Monitoring with SDR
Multiple receiver monitoring is the new normal with software defined radio. Here is how your SDR accomplishes this magic. Read more
Watching Signal Amplitude – Why DFT Uses Windowing
Watching signal amplitude is easy on software defined radios. But accurate DFT displays need to be cleaned up with windowing. Here’s why and how. Read more
Perseus SDR Preamp – Mystery is Solved
Many listeners have wondered about the mysterious Perseus SDR Preamp that seems to do nothing much. Mystery solved. Here’s how. Read more
SDR Receiver Creates Numbers
Deep down, your SDR receiver creates numbers. Lots of them. Where do these numbers come from? What do they mean and how are they used? Read more
Beamforming Comparison – Analog versus Digital
My experimental beamforming comparison shows that both analog and digital approaches work well and provide roughly the same results. See my video. Read more