Hisashi, It almost sounds like you *could* have "RF in the shack".... several causes for that as you may know. Google. Charlie, N0TT On Thu, 10 Apr 2014 12:54:51 -0700 (PDT) Hisashi T Fujinaka <htodd
This doesn't directly answer your question Dale, but FWIW.... A friend of mine told me today that AT&T U-verse is distributed that way near his home. He says that when he operated QRO it would greatl
Lawsuit? Not likely. It's called "Barbershop Advice" and a person should not be held liable for giving that kind of advice....run through the courts many years ago. OTOH, if the advice is paid, prof
Ken, If those LED were to be installed in my area, I would sure want firm assurance that the lighting system will be free of RFI. I'm sure there are other on this reflector that will want to expound
Here's another option... I purchased a sheet of copper for a ham project....cut as needed with sheet metal shears. Purchased the sheet with a 40%-off coupon from the Sunday newspaper's "craft" sectio
Guys...FYI...saw this for sale on the 'Bay auction site: Radar Engineers Model 250 Parabolic Pinpointer Ultrasonic Detector w/ Case Might be worth a look! (Usual disclaimer...I have no financial inte
Frank, Good info on your equipment. Thanks for sharing! Got a question RE: "I chase mostly power line sources. But the utility is blamed for all kinds of interference ranging from peculiar high pitch
**IF** my memory serves, PG&E was fined $10K by the FCC some years ago for not cleaning up RFI caused by their lines. With my local service, I call the business office and politely ask to speak with
"Still looking at night vision toys, lol." Chuck, When I had my garage floor "mud-jacked" with a hot mix of "plastic", one of the guys had a tablet computer with it's built-in camera that was sensiti
Update! Google this: "infrared cell phone camera app". Looks like you guys with 'Droids can be all set for a FLIR. Charlie, N0TT https://www.qsl.net/af4o/Powerline%20RFI%20QSL.net%20Webpage/Arc%20Web
Yes, good tool, but keep in mind that it will not hear an arc on the "other side" of a structure. It has to be line of sight from the arc to the receiver or at least close to that. RE the QST articl
Yes, that's the one. I have a source for a 20" clear plastic reflector. It's made as a "squirrel guard" made by "Havahart" and it works VERY well for our purposes. The plastic is about 1/8" thick and
The RE 250. I have one. The dish dia measures 18" and the depth is 4-3/8". The transducer opening is just over 4-3/8". The opening of it's housing is level with the dish when viewed across the dish o
Chuck, The sighting on a RE250 is with a rectangular notch on top of the electronics box and a short "blade" on top of the US detector module. The "blade" is about 1 inch from the center of that modu
Chuck et al, For a super accuate method of tuning up a US dish you may want to try this: Use a flashlight some distance away (even 50ft) from your dish that is in a darkened room. If your dish is eve
Just rubbing your fingers together works very well. And yes, car keys, walking in grass, bees, etc all generate ultrasonics. Charlie, N0TT _______________________________________________ RFI mailing
Question: Is this EMI tape effective at say, 1.8 mHz or even in the AM Broadcast band? Charlie, N0TT _______________________________________________ RFI mailing list RFI@contesting.com http://lists.c
Yes, and it's called "Barbershop" or "Curbstone" advice vs paid, professional advice. :D) 73, Charlie N0TT -- _______________________________________________ RFI mailing list RFI@contesting.com http:
I purchased a case of those Sunco LED shop lights some time ago...several years. IIRC they were RF quiet except around 12 mHz (again, IIRC!!). 73, Charlie, N0TT ______________________________________