[Elecraft] Multiple KUSB Connects

[Fred Jensen]

The advantage of connecting the KPA500 to the K3[S] is that you can 
select bands with one button.  Useful for those of us who forget what 
band we wanted as we're stepping through them with the BAND UP/DOWN switch.

Fred K6DGW
--Northern California Contest Club
--CU in the Cal QSO Party
--3-4 Oct 2015

On 8/26/2015 4:54 PM, Jim Brown wrote:
> On Mon,8/24/2015 6:57 PM, David Ahrendts wrote:
>> In a multiple Elecraft device station, I’m curious if anyone connects 
>> all KUSBs to a USB hub
>
> I've never considered doing this. Except when there's development for 
> brand new products, Elecraft firmware typically updates once or twice 
> a year. We're seeing a bit more than that now because of the new K3S 
> and P3TXMon.
>
> At home, I use real hardware RS232 to control the two K3s looped 
> through P3s in my SO2R station. That works with K3 Utility, P3 
> Utility, N1MM+, WSJT-X, and DXLab Commander. The only control lines to 
> my KPA500 and KAT500s are PTT via the RCA connectors.
>
> Both the KPA500 and KAT500s are very good at RF-sensing to do their 
> own band-switching. I use their USB connections only when I want to 
> load new firmware, and I do it by simply moving a USB cable from one 
> unit to another. I use the AUX bus only to feed band decoders for 
> switching antennas and bandpass filters.
>
> For FD and CQP, I find myself using the USB cables because the 
> computers don't have hardware serial ports.
>
> 73, Jim K9YC
>
>
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