[Premium-Rx] Software To Control Rxs via GP-IB
John P Ceresole
veloce at tcp.co.uk
Sun Feb 13 16:27:06 EST 2005
Dear List
Some thoughts to share with you for the control of our Premium Rxs - this
was prompted by correspondence on the list and an e-mail on the subject
from Tracey Gardner.
I have software that controls either WJ-8940B or WJ-8999 through GP-IB on a
DOS 6.22 Platform and in an interactive way or allows frequency sweeps both
with the ability to add sensor factors and EMI Limits from Mil Std
461. The results of measurements can be plotted from data files obtained
and produced (eg Limits) and the plot output data is in HPGL format for
which driver/filters are available for Word and other Word Processors on
the net. The software (as it is functions in DOS if my memory serves well
and uses a directory GPIB-PC (I think - bit rusty on that bit of knowledge).
My colleague has written a version that will run under Win98 and XP OSs and
may control Rxs via a USB-GP-IB adaptor.
The software does far more in it's present state than I believe many list
members would need. So I need to find out what you guys would want it to
do. My thoughts (so far) means to:
1. Logging the tuned frequency of the Rx(s)
2. Tuning the Rx to a previously logged frequency by highlighting frequency
and pressing a keyboard function key
3. Logging RST Data
4. Tuning a Synthesiser (or Tx) to the same frequency as the Rx by pressing
a keyboard function key (assuming the synthesiser (or Tx) is GP-IB
controllable)
5. Logging Tx settings for the frequency selected.
The software could record enough data to constitute what in effect would be
a Log-Book with the added advantage of being able to record all the
pertinent data of a QSO.
Has anyone out there got any more ideas of what they would like to see?
I hate to ask this but software writers have mortgages - how much would
people be prepared to pay for such software? There is no commercial
interest in it for me.
I would imagine - having seen correspondence on the list that remote
control over IP of Rx would be a useful feature - some modern military
radios now are ethernet compatible - but we won't see these on the surplus
market just yet I believe and I am not too sure about the use of an
ethernet card inside the Rx and the resultant radiated EMI unless you use
rather specially screened cables.
If the control codes of the Rx to be controllled could be made available,
this would be a great advantage. WJ RXs seem to include such remote
control info.
Someone on the list had an idea of having members' Rxs available remotely
via the i-net with audio feedback - that's a really cool idea. I wonder
how we might fare with our legislative bodies on this one? It might be ok
if the frequencies used were those licensed to amateur - other frequencies
may not be ok as some countries can be quite restrictive about these things.
Food for thought and a penny for them.
Best regards
John
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