[Hi-zreceivingarraydiscussions] Array (4sq) not working properly

[GREG WILSON]

Did you check to see if you're getting the voltage at the far end of the
control wire?  73 de Greg

On Tue, Sep 18, 2012 at 2:24 PM, Lee K7TJR <k7tjr at msn.com> wrote:

>
>
> What is the proper way to verify a good connection to the shield on the
> coax feeding the array ?
>
>
> I am going to send the components in to have Lee check them out as
> something is not the way it should be.
> Customer service at its' best !
>
>
> Randy
>
>
> On Tue, Sep 18, 2012 at 11:47 AM, Lee K7TJR <k7tjr at msn.com> wrote:
>
>   Gm Randy, There were a few Hi-Z amps that were built AC coupled in the
> early days and did not show the 5Volts on the element terminals. In that
> case you might have to pop the cover on the amp and measure on one or the
> other end of the 200 ohm resistor in the circuit. One way to check all the
> amps is to tune in a BC signal or constant signal and remove both delay
> lines. As you select a direction then the array output will only be from
> the single element in the direction selected. They must all have very close
> to the the same output level or there is something wrong. Any element not
> producing will destroy the pattern of the array. Also if there is a
> marginal connection on the ground shield of the output coax to the shack,
> the whole array will just act like a big piece of wire laying on the ground
> and performance will be bad. Also double check that one of the
> element/ground terminals is not reversed on any of the Hi-Z amps. I will
> send you a private e-mail with my phone number so we can get this
> straightened away. I doubt that the ground conditions are causing much of a
> problem.
>   Lee K7TJR
>
>
>
>
>
>
>
> --
> Randy Lake N1KWF
> 73 Gunn Rd.
> Keene,NH
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