[Elecraft] Trying to get on FT-8 with my KX2

Don Wilhelm donwilh at embarqmail.com
Sat Jul 22 17:25:11 EDT 2017


Tim and all,

The COM7 is the port that your particular computer has assigned to the 
KXUSB cable's USB to serial adapter.  Everyone else will have to 
discover which COM port is assigned to their cable.  It should be 
briefly displayed on a Windows computer near the clock when it is 
plugged in - or look in Device Manager to see which port is assigned.
Furthermore, if the USB port that the KXUSB is plugged into changes, the 
COM port assigned can also change.

The KX2 and KXUSB cable has no connections for RTS and DTR - the only 
valid lines are RXD and TXD.  Even though the software supports PTT 
using DTR or RTS, it cannot be used with the KX2.  PTT via CAT command 
or VOX operation are the only possible methods of putting the KX2 into 
Transmit.

73,
Don W3FPR

On 7/22/2017 2:02 PM, Tim Boppre wrote:

> 
> My settings for CAT Control are:
> 
> Serial Port: COM7
> Baud rate: 38400 (matches the radio)
> Data bits: 8
> Stop bits: 2
> Handshake: None
> Force Contol Lines: DTR and RTS are blank


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