[Lowfer] WC2XSR/13 status
Ralph Hartwell
[email protected]
Thu, 26 Dec 2002 19:27:04 -0600
> I'll fire up the HP and have a listen. I might be able to hear you
even
> louder if the dimmers are off. That is a huge increase in antenna
current.
Yes, it is. It seems a though the total loss resistance of the antenna
system went from about 58 Ohms down to about 26 Ohms. That equates to
roughly a 3.5 dB signal gain. Unlikely, but possible. I have to drag
my spare RF ammeter out and see what it reads. The one I have inline
with the antenna is a torrid pickup unit (I need to do a web page on it)
which is feeding a load resistor and thence to a rectifier circuit with
a range switch.
Nothing in the torrid has changed (unless someone sneaked in at night
and added a few turns to the windings!) and the meter circuits check
correct on my calibration box. It reads the same 3.9 Amps on all meter
ranges, so I have to conclude that something has actually caused the
current to increase. More investigation is in order.
73,
Ralph W5JGV / WC2XSR / 13
The current On-The-Air status of WC2XSR/13 is available at:
http://home.att.net/~shmrg/wc2xsr-13_log.htm
My 600 Meter Research Group files are at:
http://home.att.net/~shmrg
My Home Page is at:
http://home.att.net/~ralph.hartwell
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