[Elecraft] How to get SWR
w4sc
w4sc at windstream.net
Fri Sep 23 19:02:49 EDT 2016
The commands are being sent too close together. Place a minimum 100ms delay between the SWH16 and following DS command. Do not send any other commands until after second SWH16.
Four macros were setup to allow “manual” delay between commands. I don’t see a direct way to allow a command-command delay in the command tester. Reducing the baud rate may help.
Macro 1 FA;DS;
Macro 2 DS;
Macro 3 SWH16;
Macro 4 DS;DS;DS;
The following results were realized:
FA;DS;
FA00007123610;DS at 7±23¶1@;SWH16;
DS;
DS@@@@1³>I;DS;
DS@@@@1³>I;DS;
DS@@@@1³>I;SWH16;
FA;DS;
FA00007123610;DS at 7±23¶1@;
DS at 7±23¶1@;SWH16;
DS;DS;DS;
DS@@@@1³>I;DS@@@@1³>I;DS@@@@1³>I;DS;
DS@@@@1³>I;SWH16;
The SWR returned is 1.3-1 as displayed on VFO-A. The @ in the returned data means there is NO data in that byte position. The returned DS data will require “massaging” to get a proper text string as there is display Icon data mixed in.
A KX2 was used for this test, but KX3 should be the same.
de Ben W4SC
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