[Elecraft] K3 and K2 simultaneous on serial to USB cables to computer

[Bob Nielsen]

You will need to make a jumper cable between the K2 and your serial-to-USB cable.  See Figure 7 on Page 13 of the KIO2 manual for the connections.

Bob, N7XY

On Feb 10, 2012, at 6:03 AM, KM4VX wrote:

> I have both my K2 and K3 connected via  serial to USB cables, but I cannot
> get the computer to recognize the K2.  The K3 is connected via the Elecraft
> serial to USB cable and works fine. The K2 uses a serial to USB adapter, but
> the computer refuses to recognize the K2 adapter and insists on going to the
> K3. I imagine because both are called "serial to USB adapters."  I know this
> is more of a computer question than a K2/K3 issue and maybe the computer
> can't recognize two serial to USB connections. Any recommendations for
> forcing the computer to recognize the K2 or using a different adapter? The
> cable from IO2 on the K2 is correct. The serial to USB adapter for the K2
> may be inferior. Even when I disconnect the K3 serial to USB cable, the
> computer will still not recognize the K2 connection. Thanks.
> 
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