User guide update

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Bill Somerville 2020-07-28 00:09:49 +01:00
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@ -65,12 +65,18 @@ starts. This feature can be used to activate an automatic antenna
tuner (ATU) to tune a multi-band antenna to the newly selected band.
- Depending on your station and antenna setup, band changes might
require other switching besides retuning your radio. To make this
require other switching besides retuning your radio. To make this
possible in an automated way, whenever _WSJT-X_ executes a successful
band-change command to a CAT-controlled radio, it looks for a file
named `user_hardware.bat`, `user_hardware.cmd`, `user_hardware.exe`,
or `user_hardware` in the working directory. If one of these is found,
_WSJT-X_ tries to execute the command
band-change command to a CAT-controlled radio, it looks for an
executable file or script named `user_hardware`. This is done using
`CMD /C user_hardware <band>` on Windows, or `/bin/sh -c user_hardware
<band>` on other platforms, where band is described below. On Windows
the first file with any extension listed on the PATHEXT environment
variable added to the file name root `user_hardware`, and found in the
directories listed on the PATH environment variable will be executed.
On other platforms, the first executable script, or program, named
`user_hardware` found in a directory listed on the PATH environment
variable will be executed.
user_hardware nnn
@ -78,6 +84,11 @@ _WSJT-X_ tries to execute the command
meters. You must write your own program, script, or batch file to do
the necessary switching at your station.
IMPORTANT: The use of the PATH (and PATHEXT on Windows) environment
variables is a new feature. To emulate previous behavior make sure
that the location of your user_hardware script or program is on the
PATH environment variable used by _WSJT-X_.
The following screen shot is an example of WSPR operation with
band hopping enabled: