[Elecraft] K-Line: Antenna switching
Randy Farmer
w8fn at tx.rr.com
Tue Oct 9 22:01:24 EDT 2012
I would enthusiastically recommend the microHAM Station Master. It will
do everything you want and more. Since it reads the radio frequency
directly, you can select antennas not only by band but also by sub-band
if you wish. You can also select any number of antennas manually using
either the front panel controls or a PS2 remote keypad. An alphanumeric
display on the unit displays the selected antenna in plain text, using a
name you can assign for each antenna. The Station Master also provides a
host of configurable control lines to control all sorts of other
hardware. The microHAM folks also make fine antenna switches with either
six or ten ports. Their stuff isn't exactly cheap, but it's first class
all the way.
73...
Randy, W8FN
On 10/09/2012 20:36, Jim Miller wrote:
> I'm adding a KPA500 and KAT500 to my station equipment. The only coax to
> the shack will be a run of LDF5-50 to a TBD remote switch, preferrably with
> 8 antenna ports.
>
> Knowing my limitations I'd prefer a means of decoding the K3 band outputs
> and controlling the remote switch automatically. An external override to
> select an alternate antenna (e.g. an inverted V instead of vertical for
> 80m). I'd like some indication of what antenna automatically (or active
> override) is selected as well.
>
> I've looked at several devices (top ten, dxe, ameritron, elecraft) and
> haven't found something that meets all requirements. Of course I could
> start with just a manual unit and built something myself but I'd prefer to
> buy a unit due to other priorities. I'm looking for both the shack box and
> the remote relay box as well. I've seen several relay boxes that would
> likely work but not yet anything for the shack.
>
> Suggestions welcome!
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