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Rs-232 serial interface cable – Elecraft PX3 Owner's Manual User Manual

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RS-232 Serial Interface Cable

Your PX3 was furnished with a serial interface cable that uses an USB port on your computer. Optionally you
can use a cable designed for an RS-232 port. You can order a cable from Elecraft. Order part number KXSER.
You can also assemble your own if desired. Figure 22 is a schematic diagram of the cable.

Figure 22. RS-232 Cable Schematic Diagram.