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  1. Cell Tower Interference / SDR Trunk - RadioReference.com Forums

    Jan 2, 2025 · I would want to verify what signal is causing the interference with further scans and tests with a battery operated laptop and portable antenna at other locations as suggested by …

  2. GMRS Interference - RadioReference.com Forums

    Jan 29, 2025 · Chasing down interference can be a hassle at times. How are you powering your DB20-G? I know they come with a cigarette lighter adaptor but those can pickup interference …

  3. LED lighting RF interference? - RadioReference.com Forums

    Oct 7, 2018 · I keep hearing people claiming that LED light bulbs are causing RF interference. Does anyone know what frequencies they are affecting?

  4. Three noise reduction tools that I can't live without, and how I …

    Mar 6, 2025 · This will allow the reception of signals well below the noise level induced by the local interference." The second tool is the MFJ-616 Speech Intelligibility Enhancer. This tool is …

  5. Cleaning up noisy signals, band stop filter, and interference

    Jan 18, 2023 · I'm looking to "clean up" some noise both in general as well as in some signals. I'm sure I have interference I'm just not sure where to start with it. My first concern is the FM radio …

  6. USB 3.0 hub SDR interference - RadioReference.com Forums

    Nov 4, 2025 · Hello all. Because I KNEW that I would want more than one dongle, I had purchased a cheap plastic powered 10-port usb 3.0 hub from Amazon. It puts off a lot of …

  7. Solved: RF Interference from Dimmer Switches - QRZ Forums

    Sep 24, 2022 · Quin and Tom explain how to get rid of RF interference from dimmer switches used to control LED lights. A real story that involves neighbors, the power...

  8. Alternator noise suppression - RadioReference.com Forums

    Apr 30, 2025 · Denso new or reman alternator is the quietest and cleanest in my experience. I have had various parts house brands cause all types of interference in vehicle on board systems.

  9. IC-7760: New High End Radio From ICOM! | Page 2 | QRZ Forums

    Sep 3, 2024 · In addition, by employing sharp filters specialized for each amateur band, the BPF efficiently attenuates out-of-band interference signals in the RF stage, and prevents overflow …

  10. GMRS 462.600 East Brunswick Interference - RadioReference.com …

    Jun 16, 2025 · We are hearing a very strong repeater here in East Brunswick that we never heard before and its interfering with our system that is on 462.600. Seem to be doing alot of testing. …