- 1. [RFI] Rheem HVAC RFI Link to document (score: 1)
- Author: "Karin Johnson" <karinann@tampabay.rr.com>
- Date: Tue, 8 Sep 2020 13:49:28 -0400
- Hello again group: I created a power point document outlining some of the measurements I've taken with regard to the RFI source from the new Rheem HVAC heat pump system recently installed. I've been
- /archives//html/RFI/2020-09/msg00031.html (7,326 bytes)
- 2. Re: [RFI] Rheem HVAC RFI Link to document (score: 1)
- Author: David Eckhardt <davearea51a@gmail.com>
- Date: Tue, 8 Sep 2020 23:25:13 +0000
- Excellent documentation! I have found that 'fuzzy' traces don't always communicate what you are attempting. I use the max hold function to better display the magnitude of the interference between pow
- /archives//html/RFI/2020-09/msg00032.html (9,098 bytes)
- 3. Re: [RFI] Rheem HVAC RFI Link to document (score: 1)
- Author: "Karin Johnson" <karinann@tampabay.rr.com>
- Date: Tue, 8 Sep 2020 19:57:55 -0400
- David: The zero span pictures are exactly what exists as RF signals from the switcher at a center frequency of 6.4 MHz. That is where the spectrum analyzer is tuned. The timing between each pulse is
- /archives//html/RFI/2020-09/msg00033.html (11,520 bytes)
- 4. Re: [RFI] Rheem HVAC RFI Link to document (score: 1)
- Author: David Eckhardt <davearea51a@gmail.com>
- Date: Wed, 9 Sep 2020 00:43:18 +0000
- You could build yourself a 1/2-wavelength dipole decoupled with clamp-on ferrite to form a standard antenna. The antenna factor of a dipole is well known. You could make real measurements, especially
- /archives//html/RFI/2020-09/msg00034.html (13,282 bytes)
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