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KQRS splattering from 92.1 to 92.9

Was scanning the dial this morning and noticed KQRS was seemingly putting out a lot of interference from 92.1 to 92.9. At first I thought maybe the RTL was getting overloaded by the signal. So I checked my AirSpy HF+ Discovery (connected to a different antenna) and noticed the exact same interference from 92.1 to 92.9 on it as well. Looking at it closer on the RTL, I also made the discovery that the modulation of the interference to the left and right of 92.5 matched the modulation of 92.5 identically. So I tuned down to 92.1, and sure enough, I heard a faint KQ. Went up to 92.9, and, same thing. At this point, I was 99% sure that this was on KQ’s end. But just to be sure, I wanted to check the FM DX Webserver in Hugo which is on the opposite side of the metro from where I am. The tuner in Hugo typically gets a clear signal from the WDGY 92.1 xltr in St. Paul. But when I tuned in, I noticed the signal was definitely getting interference. Another local DXer who isn’t far from Shoreview and also gets a good signal from WDGY’s 92.1 also checked and noticed he could hear KQRS faintly on 92.1 interfering with WDGY. Now I was sure it was on KQ’s end. I contacted KQ to make them aware of this, but have yet to get a response. Is anyone else noticing this as well?
 

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RTAC is turned off in their exciter or something is wrong with their transmitter that RTAC is unable to correct PA nonlinearities.
 
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