A flux-coupled transformer with separate windings provides galvanic isolation between the feed line shield's outer surface and the loop. Coupling from the loop to the feed line can upset the pattern
Author: Andrew Ikin via Antennaware <antennaware@contesting.com>
Date: Tue, 05 Feb 2019 06:43:14 -0500
Hello Ward, I think I need to rephrase my email. What I am trying to say is, a small terminated antenna e.g. a Flag or a Waller Flag is noise limited by the termination resistor. This is because the
I would suggest that you contact K9AY directly about the impedance mismatch - k9ay@k9ay.com *really* small, preamplifier noise figure is not significant on the lower HF and MF bands. I suppose it mig
Author: Joe via Antennaware <antennaware@contesting.com>
Date: Tue, 5 Feb 2019 15:45:55 +0000 (UTC)
Hey Ward, et al, This is not related to the original topic but you mentioned BOG antennas and I have a question.Is installing a BOG near the ground system of an Inverted-L dangerous for a receiver? S
Isn't this list intended primarily for antenna modeling topics? I think you're much more likely to get a responsive answer on Topband or Towertalk. 73, Pete N4ZR Check out the Reverse Beacon Network
or, contact K4IQJ...dick has been feeding his k9ay's with HiZ preamps for some time. 73, w5xz, dan From my experience and in reviewing a lot of literature, unless the loop is *really* small, preampli
The moderator (me) has no problems with this subject. I have no deputy moderators, but will and have intervened if something gets out of hand. This is a good discussion that I find interesting. It ap
Author: Joe via Antennaware <antennaware@contesting.com>
Date: Tue, 5 Feb 2019 18:42:41 +0000 (UTC)
Thanks Brent There are products to protect your receiver that are available from DX Engineering however,depending on your radio,it might have the option to switch between antennas automatically. The
There are other products. ARRL reviewed the Array Solutions RX-FEP front end protector and found it excellent. https://www.arraysolutions.com/as-rxfep Try it out if it doesn't do the job send it back
Author: Robert Scott via Antennaware <antennaware@contesting.com>
Date: Wed, 6 Feb 2019 12:29:01 -0600
Here is a link to the BOG in action; https://www.facebook.com/272355476187337/posts/2140150649407801/ Brent Scott WR5O _______________________________________________ Antennaware mailing list Antenna