[Elecraft] K3 Firmware updating

[Joe Subich, W4TV]

 > Can I put a "Y" adaptor on the RS232 and run a USB to my laptop, and
 > leave the microHAM powered off?

No.  The unpowered adapter (whether the microHAM device or the USB
converter) will "pull down" the data lines resulting in no data
between the K3 and the "powered" device.

73,

    ... Joe, W4TV

On 6/15/2010 7:16 PM, Larry - K2GN wrote:
> Is there a safe way to update a K3 through the microHAM router?
>
> I don't like moving the cables for every update.
>
> Something is going to wear out or break.
>
> Difficult to do it with my 1 good hand .
>
> Can I put a "Y" adaptor on the RS232 and run a USB to my laptop, and
> leave the microHAM powered off?
>
> Laptop isn't connected to the radios at all.
>
> I just need an easier way to stay up to date.
>
> Same with using the K3 EZ and K3 Util programs.
>
>
>
> Any ideas are  greatly appreciated.
>
> de K2GN - Larry - http://k2gn.com<http://k2gn.com/>
>
> K3 S/N - 3278    P3 S/N - ????  (Ordered)
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