Hi Mark -
I have not experienced K3 TX/RX antenna isolation problems with my station
configuration. I expect that if there is an isolation problem with your
rig's TX and external RX antenna routing/switching, that problem would be
nearly impossible to quantify using your station's TX and RX
All of my transmission lines are buried except for the single coaxial cable
that feeds my 6m long-boom Yagi. After 15 years, I have not experienced any
problem with varmints chewing on any of my buried cables, despite being
located in the dense North Florida jungle.
However, the aerial coax
Bravo, John! Well stated on all points. No disparaging comments noted. I
especially appreciate your discussion of RDF and what it actually means in
practice.
As you commented, in practice, RDF is calculated (EZNEC, etc.) assuming
equal amplitude distribution of noise over all 3D free space.
Dissipation factors for particular oils are found here:
http://www.icrepq.com/icrepq'12/538-toudja.pdf
I cannot comment on the accuracy of the data.
Terry K4RX
-Original Message-
From: Topband [mailto:topband-boun...@contesting.com] On Behalf Of Tom W8JI
The major issue with
...and reasonable instrumentation and a good understanding of what is
actually going on. Difficult or hard is a judgment call from one's own
particular expertise and experience perspective. Antennas are a wonderful
interest area of amateur and professional radio. Experiment and enjoy.
Read good
Tom is correct. Ticks carry many bad blood bugs, both virus and bacteria.
Here in buggy North Florida tick fevor is very common and it is not Lymes
disease. Mountain tick fever, Texas tick fever, Southeast tick fever, the
list goes on... Ticks are also the vector for spreading deadly
Consolidated Electronic Wire and Cable http://www.conwire.com/ sells bulk
quantities of solid copper tinned wire, available in many AWG sizes. Prices
seem to track copper commodities prices.image that.
73, Terry K4RX
___
UR RST IS ... ...
12-Mar-05 R1ANN
de K4RX
___
UR RST IS ... ... ..9 QSB QSB - hw? BK