I finally got around to SdrDx spatial filtering. The phasing control in SdrDx software works really well with my Afedri AFE822x. Read more
Tag: RFI
AFE822x Coherent RFI Filtering Performance
My AFE822x coherent RFI filtering goal has been accomplished. Every SDR should be capable of spatial interference filtering techniques. Read more
SDR Spatial Filtering Demo – Watch It Work
This GNURadio SDR spatial filtering demo shows how you can eliminate local RF interference using coherent sampling on two radio channels with different antennas. Read more
SM2BYC Remote SDR with Directional Antennas
Here is a special feature about my favorite remote listening site, the SM2BYC Remote SDR available on the Internet. It even has low noise directional antennas for medium wave. Read more
Fix Monitor RFI in your Radio Shack
Here are some tips you can use to fix monitor RFI in your radio room. I hope these will work for you. Read more
ANC-4 Demonstration – Adventures with RFI
Take a look at how to cancel radio frequency interference. Here is an ANC-4 demonstration video. Read more
Noise Antenna to Reduce Nearby RFI
Get the noise antenna right, and the noise canceller will do its job. It’s simpler than you think. Read more
Noise Cancellers – Essential Resource for Radio Listeners
Noise cancellers are an essential resource for HF radio listening. No longer a last resort as the noise floor becomes worse and worse. Read more
Local RFI Signal Content – Four Basic Types
Let’s consider the four basic types of local RFI signal content. We will see when and where a noise canceler can make a critical difference to your radio listening. Read more
Local RFI – Taming Neighborhood Noise
Every ham or shortwave listener struggles with local RFI. This article kicks off a new series on how to use noise cancelers and get your spectrum back. Read more