[Elecraft] KX2, is the ATU activated when you key the mic?
rich hurd WC3T
rich at wc3t.us
Thu Jul 5 19:30:21 EDT 2018
>From Reflections III by W2DU: "Second, in the Navy Navigational Satellite
(NAVSAT), which is used for precise position indi- cations for ships at
sea, the antenna terminal impedance at 150 MHz is 10.5 – j48 ohms, for an
SWR of 9.3, reflected power 65%. Also matched at the input to the feed
line, the matched-line attenu- ation is 0.25 dB, and the additional loss
from SWR is 0.79 dB, for a total system loss of 1.04 dB. This equates to
approximately one-sixth of an S unit. This is an insignificant amount of
loss for this sit- uation, even in a space environment where power is at a
premium."
The title of the chapter is "Too low an SWR can kill you."
On Thu, Jul 5, 2018 at 19:08 usmcss <perry at spotlightdisplays.com> wrote:
> Hey Don, thanks a lot buddy!!! So I ran it all yesterday and today without
> the radio being tuned to the Antenna! I only tried to make a few contacts
> but one I tried for a good 5 minutes. The Antenna measured by an antenna
> analyzer was around 4:1 you think I did any damage?
>
> Thanks again Don!
>
>
>
> --
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--
72,
Rich Hurd / WC3T / DMR: 3142737
PA Army MARS, Northampton County RACES, EPA-ARRL Public Information Officer
for Scouting
Latitude: 40.761621 Longitude: -75.288988 (40°45.68' N 75°17.33' W) Grid:
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