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Message: <blockquote data-quote="Terryl" data-source="post: 1162377" data-attributes="member: 369937">Nooelec makes some very nice LNA amplifiers for the USB dongles, they even have one with a 137 MHz bandpass filter to knock down the FM radio broadcast signals, some of you may have problems with the local FM radio broadcast stations, the signals from these stations can cause problems as they are quite strong if you are close by to one.I use the Nooelec SAWbird+NOAA filter (137 MHz bandpass) it works quite well in my case, I use it because as I was listening in on the decoded audio on one pass I heard music in the background, come to find out it was a station about 35 miles from me, so I got the filter, no more problems with FM radio.</blockquote>