I would use this for the buffering of the 9MHz if output:
http://www.cliftonlaboratories.com/z10000_buffer_amp.htm
73, Barry N1EU
On Thu, Dec 4, 2014 at 6:14 PM, Katz Ajamas <ajamas.rn@gmail.com> wrote:
> Has anyone done this?
>
> I've been playing with my new Eagle and am considering the addition of an
> Afedri board, http://www.afedri-sdr.com, to use with the PeeCee and SDR
> software for a panaromic display, second receiver, etc.
>
> When the Eagle was new, Ten Tec published a modification for tapping the
> receive signal between the low pass filter board and the preselector board.
> Attaching the board here will let me tune anything below the LP filter that
> is selected subject to additional filtering by the tuned circuits...antenna
> matching network and antenna.
>
> When my radio arrived, it came with a tap to the 9MHz IF. "15db below
> carrier at the antenna....50 Ohm". This appears to be at the noise
> blanker. Because the Afedri board only has a 30MHz low pass filter, I was
> thinking of connecting it here to take advantage of the Eagles filters.
>
> I will want to add an attenuator/amplifier between the Eagle and this board
> and use the T/R signal to switch it.
>
> Ideas? Comments?
>
> Slowly getting the W4 shack together around my first new radio in 35 years
> and following 6 years of very low(once or twice a month) ham activity!
>
> Still have a lot to do.
>
> 73,
> -Bob ah7i/w4
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