[Elecraft] [KX3] KXAT3 versus T1 ?

Phil Hystad phystad at mac.com
Mon Mar 31 12:45:21 EDT 2014


Greg,

Thanks -- I will take a look at that.

73, phil

On Mar 31, 2014, at 8:55 AM, Greg <ab7r at cablespeed.com> wrote:

> Hi Phil.  If you are going to remote it and keep it in place take a look at the Green Herron wireless boxes.  They work great.  I have a remote that controls my 2x6 antenna switch, one that creates a TTL BCD matrix using 4 relays for band switching the quadra amp and one that controls my Hi-Z rx antenna.  You can also get them with an internal bias-T.
>  
> 73
> Greg
> 
> 
>  
> On Mon, Mar 31, 2014 at 8:47 AM, Phil Hystad <phystad at mac.com> wrote:
> Wayne ---
> 
> This is all new news to me about remote operation of the T1.  Actually, I never thought of it.  I have a T1, I have a KX3 with the built-in tuner, and I also have a KX1 and I have normally used the T1 with my KX1.
> 
> For portable ops, I have strung up make-shift 20-meter dipole antennas up in a tree but because of all kinds of factors and environment, the match is not that good usually.  The idea of using a T1 at the match point and then remote controlled should make QRP ops much better with the coax feedline losses being much lower.
> 
> So, is this a reasonable thing to try?  Sometimes, the distance to the make-shift antenna from a picnic bench (for example) is 50 feet or so and I always use 75 foot of coax.  I usually don't try ladder line for lower losses because often the feed line is running along the ground for awhile.
> 
> 73, phil, K7PEH
> 
> 
> On Mar 31, 2014, at 8:01 AM, Wayne Burdick <n6kr at elecraft.com> wrote:
> 
> > Hi Tord,
> >
> > This is possible, though I'm not sure it would work over this distance. Meanwhile, the T1 manual shows a simple method for remote-controlled tuning via a switch closure.
> >
> > 73,
> > Wayne
> > N6KR
> >
> >
> > On Mar 30, 2014, at 10:26 AM, Tord <la7mha at online.no> wrote:
> >
> >> Wayne,
> >>
> >> I have a KX3 and would very much like to use my brilliant T1 tuner at the
> >> feedpoint of the antenna, typically 30-50 feet away from the KX3.
> >> The T1 has a remote control jack that enables remote tuning and auto band
> >> switching if used together with a FT-817. Are there any future plans to
> >> implement an ATU MODE for remote controlling the T1 over the ACC2 connector
> >> of the KX3?
> >>
> >>
> >> 73 de Tord/LA7MHA
> >
> >
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