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[aprssig] Fw: tmd-700 extension

steve scott kd8s kd8s at intermind.net
Fri Aug 27 11:21:59 UTC 2004


find my current location at  http://map.findu.com/kd8s
running norton anti-virus on my computer
----- Original Message ----- 
From: " steve scott kd8s" <kd8s at intermind.net>
To: <aprssig at tapr.org>
Sent: Friday, August 27, 2004 4:19 AM
Subject: tmd-700 extension


> My  tmd-700 main body of the radio is about 100 feet away from the control
> head in my house. The tower is outback at my shack, but i have heliax
> running to the rear of my house to a closet in the master bedroom. To save
> transmission line loss, i remoted the unit. so i end up with about  50
feet
> of heliax run.
>
>    I used  cat 5 shielded. The power supply is also in the closet and  i
> remoted the power supply. When i want to used the rig, i apply 12 vdc to a
> relay on a power strip that turns on the power supply and the gps unit.  I
> built a 555  time delay to give the power supply time to get stable then
it
> applies  dc to the units. All i have in the computer room are  the
speakers,
> the mic and the control head sitting below the video monitor. all the
cables
> run up the wall back to the rear of the house. Otherwise i would end up
with
> more xmission line loss, and the rig and power supply in the computer
room.
> i wish i had a way to have the power supply shut down and come on by
> pressing the  kenwood pwr button, some sort of keep alive circuit. i just
> don't want to keep the power supply on all the time.
>
>
> find my current location at  http://map.findu.com/kd8s
> running norton anti-virus on my computer
>






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