SideKar
Decoder Edition
User Manual
rev 1.0
Page 21 of 88
The QCX firmware required is version 1.06 and higher.
For the original QCX Classic, a CAT port must be added.
It is a simple circuit of 2 resistors, 1 diode, and a connector.
The schematic is in
Appendix A
.
Details from QRP Labs are here:
https://www.qrp-labs.com/images/qcx/assembly_A4-Rev-
4f.pdf
Note: QCX Classic revision 5 already has the resistors and
diode included on the board. All you need is the connector.
If the SideKar
Decoder Edition
is ordered specifying the
QCX Classic as the rig, a free CAT Port Kit is included.
QCX+ and QCX
Mini’s already have the CAT port installed.
Nothing further is needed.
NOTE: The QCX must always be connected to the
“Rig – 5
Volt Serial Port
” port on the SideKar Decoder Edition NOT
the RS-232 port on the top. QRPworks is not responsible
for any damage to the SideKar Decoder Edition or the QCX if
the wrong serial port is used.
Elecraft KX3/KX2/K3/K3s Settings:
For the SideKar Decoder Edition to display transmitted
text, the KX3 firmware must be at MCU version 2.19 or
later.
•
Menu: RS232: set to 38400.
•
Menu: CW Key1 or K3/K3s CW PADL: set at tip-dot or
tip-dash, and not Hand. Plug your paddle directly into
the Key jack on the rig. The rig will only decode
transmitted text if the menu item CW Key 1/CW PADL is
