- 21. [RFI] Tesla interference (score: 1)
- Author: Dennis Monticelli <dennis.monticelli@gmail.com>
- Date: Fri, 27 Dec 2019 10:38:41 -0800
- For any company to address a field problem there has to be some motivation to expend resources. Threats of legal action are not a good source of motivation because it actually impedes problem resolut
- /archives//html/RFI/2019-12/msg00242.html (7,913 bytes)
- 22. [RFI] Arc-fault breakers (score: 1)
- Author: Dennis Monticelli <dennis.monticelli@gmail.com>
- Date: Fri, 21 Feb 2020 23:31:15 -0800
- I am remodeling kitchen and bath. The new electrical code here in CA requires a number of things that are potentially harmful to our hobby. For example the use of arc-fault breakers. I know that one
- /archives//html/RFI/2020-02/msg00124.html (6,528 bytes)
- 23. Re: [RFI] Arc-fault breakers (score: 1)
- Author: Dennis Monticelli <dennis.monticelli@gmail.com>
- Date: Sat, 22 Feb 2020 15:46:38 -0800
- Thank for the comments thus far. They have been helpful. I talked to a colleague today about his home renovation of 7 years ago. His AFCI's tripped on 160 and 80 (the only bands he uses) while runnin
- /archives//html/RFI/2020-02/msg00130.html (10,738 bytes)
- 24. [RFI] Potential noise from he solar panel itself (score: 1)
- Author: Dennis Monticelli <dennis.monticelli@gmail.com>
- Date: Tue, 1 Sep 2020 10:19:25 -0700
- I previously worked in research involving solar panel electronics. The solar cells themselves produce miniscule levels of noise, essentially that of forward biased silicon diodes. In fact the only di
- /archives//html/RFI/2020-09/msg00000.html (6,894 bytes)
- 25. [RFI] Per panel electronics (score: 1)
- Author: Dennis Monticelli <dennis.monticelli@gmail.com>
- Date: Wed, 2 Sep 2020 19:17:15 -0700
- Steve, Yes, per panel electronics could be of either type, DC to DC (optimizer) or DC to AC (micro inverter). When it comes to RFI generation there is more potential for it from the DC to DC type. Th
- /archives//html/RFI/2020-09/msg00008.html (7,296 bytes)
- 26. Re: [RFI] Per panel electronics (score: 1)
- Author: Dennis Monticelli <dennis.monticelli@gmail.com>
- Date: Wed, 2 Sep 2020 19:25:09 -0700
- Steve, I should have mentioned that the FCC limits to which a micro inverter is subjected on the AC line side are only conducted limits. Dennis AE6C _______________________________________________ RF
- /archives//html/RFI/2020-09/msg00009.html (7,724 bytes)
- 27. [RFI] tracking RFI with a marine direction finder (score: 1)
- Author: Dennis Monticelli <dennis.monticelli@gmail.com>
- Date: Wed, 27 Jan 2021 14:30:41 -0800
- All, Another useful and inexpensive tracking tool is a vintage marine direction finder. My particular model (Newmar NAV 101, but sold under many a private label) is battery powered and has three band
- /archives//html/RFI/2021-01/msg00136.html (6,880 bytes)
- 28. Re: [RFI] tracking RFI with a marine direction finder (score: 1)
- Author: Dennis Monticelli <dennis.monticelli@gmail.com>
- Date: Wed, 27 Jan 2021 18:11:36 -0800
- Scott, Yes, the Pilot series is good and easy to lug around too. Like the others, they are inexpensive. I have one awaiting restoration. Dennis AE6C _______________________________________________ RF
- /archives//html/RFI/2021-01/msg00138.html (9,446 bytes)
- 29. Re: [RFI] tracking RFI with a marine direction finder (score: 1)
- Author: Dennis Monticelli <dennis.monticelli@gmail.com>
- Date: Wed, 27 Jan 2021 21:28:08 -0800
- Yes. All true, Jim. Thanks for highlighting those features. The ability to eliminate the bidirectional ambiguity of the ferrite rod via the Sense whip antenna is highly useful. The pseudo BFO will di
- /archives//html/RFI/2021-01/msg00141.html (14,096 bytes)
- 30. [RFI] mini split for new ham shack (score: 1)
- Author: Dennis Monticelli <dennis.monticelli@gmail.com>
- Date: Tue, 9 Mar 2021 10:02:26 -0800
- David, I don't think you will find any single or multi-speed (split capacitor type) for sale in CA anymore. The last ones were sold in 2019. New CA HVAC efficiency standards that took effect in 2020
- /archives//html/RFI/2021-03/msg00013.html (8,688 bytes)
- 31. [RFI] 7195 carriers is strong in CA (score: 1)
- Author: Dennis Monticelli <dennis.monticelli@gmail.com>
- Date: Tue, 31 Jan 2023 17:39:57 -0800
- My friend in Redding copied it S9+ yesterday at 4PM PST. I am also copying it strongly at 5:30PM PST today in the SF Bay Area on a dipole. Dennis AE6C _______________________________________________
- /archives//html/RFI/2023-01/msg00148.html (6,384 bytes)
- 32. [RFI] Fwd: RFI Digest, Vol 241, Issue 20 (score: 1)
- Author: Dennis Monticelli <dennis.monticelli@gmail.com>
- Date: Tue, 14 Feb 2023 09:57:05 -0800
- The variable speed fan motors are bad news. Fixed speed or multiple fixed speed (selected by winding) are fine. However the fan motor isn't the only motor in the system. Look into the compressor too.
- /archives//html/RFI/2023-02/msg00064.html (8,864 bytes)
- 33. [RFI] The push for efficiency should help long term with motor drive RFI (score: 1)
- Author: Dennis Monticelli <dennis.monticelli@gmail.com>
- Date: Wed, 15 Feb 2023 09:45:04 -0800
- FYI. It may seem counterintuitive but as drive makers compete on the basis of efficiency and with PWM frequencies going up, the use of filters on the driver side (normally seen as an unnecessary cost
- /archives//html/RFI/2023-02/msg00075.html (10,065 bytes)
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