It would be used around the radio area to fill the gap, home and mobile/portable, where I needed a voltage I don't have handy. Increasing the size and weight somewhat is not a significant matter, not
Dale, I have that covered, thanks. This is to supplement and be portable. I wish I could say that "a tutorial in power supply filter design" would equip me but given my fragmented time I'd be lucky t
How's that for an odd nexus? If my 2/440 HT is on 440 and I turn on the two 4' florescent lights in the office/radio room it remains quiet. If my HP 5328A frequency counter is powered-up and I turn o
400 comedians out of work and Harmon has to start! ;-) Not a problem here as I'm inside a steel building so the HT is useless for ops unless connected to an external antenna. It is more a curiosity t
Is radio great fun? Always new adventures. It's probably doing it all the time, as are the lights, but when you had them both on, at the same time, and the receiver on a particular frequency, you hea
Occasionally there is a problem with RFI via house wiring. I requested info via Walmart a while back re. the Belkin BE112230-08 SurgeMaster Professional 12-Outlets Surge Protector vs an Inland12-Outl
My local experience was that the utility co was grateful for the heads-up. They found several nearly disintegrated lightning protectors that only looked OK from the ground. The said they would inevit
Anyone familiar with the APC SURT6000XLT Smart-UPS RT 6000 VA 208V 240V UPS? It's perfect between a Prius & home for emergency power. Any known RFI problems? They are $700. used which is afforable co
Anyone familiar with the author & his work? http://www.brucearch.com/seminar1.html -- Thanks! & 73, KD4E.com David Colburn nevils-station.com I don't google I SEARCH! duckduckgo.com Network: groups.y
Interesting ... http://www.onesecondafter.com/ -- Thanks! & 73, KD4E.com David Colburn nevils-station.com I don't google I SEARCH! duckduckgo.com Network: groups.yahoo.com/group/qrv Restored to desig
One of these was just posted on qrz.com Any value for RFI-hunting to anyone? -- Thanks! & 73, KD4E.com David Colburn nevils-station.com I don't google I SEARCH! duckduckgo.com Network: groups.yahoo.c
http://www.instructables.com/id/Power-Over-Ethernet-PoE-Adapter/ -- Thanks! & 73, KD4E.com David Colburn nevils-station.com I don't google I SEARCH! duckduckgo.com Network: groups.yahoo.com/group/qrv
Interesting notion to solve the problem, though I am guessing the RFI experts here may want to look at why your ground wire is getting RFI - both the sources and something about your grounding system
They seem to be somewhat careless in their use of terms so that it quickly becomes unclear when they refer to incoming vs outgoing RFI/interference ... -- whitewolf499 says: Apr 25, 2013. 11:03 AMRep
What could go wrong? "... allowing demonstrations in residential areas of devices not yet authorized, so long as the relevant spectrum licensee is working with the device manufacturer;" http://www.co
If I am thinking of the same units as he is they pipe the freon around the house along with the AC voltage and control lines. You end up with several potential sources of RFI plus a built in antenna
I'd ask them for one or more locations where you might see them in action ... and bring a radio or two ... Pretty close. The indoor units are actually DC but you have the right idea. Here is an examp
What about a 20' steel shipping container - well-grounded. Nearly-indestructible in storms, excellent for storage, and all metal. They come with waterproof vents to remove gases from the items being
Here's just one place to begin to get a handle on this self-promoting kook ... http://depletedcranium.com/devra-davis-refuted/ Devra Davis -- Thanks! & 73, KD4E.com David Colburn - Nevils, Georgia US
Trogladite-Leftists aren't troubled by poor English let alone obvious lies. Any means to the end of unlimited centralized power to control every aspect of life, to force everyone into (Soviet-style)