At 8/2/2005 06:55 PM, you wrote:
>Joe wrote:
>
> > I had an FM76 convered to a 220Mhz repeater and used a GLB preselector
> in front of the receiver. It helped a lot. Unfortunately, the GLB is no
> longer available.
> >
>
>Are you sure?
>
><http://www.aria-glb.com/products/reset_frames.htm?/products/preselector.htm>
>
>Kevin
Anyone measure the noise figure of one of these units? Even with the
GaAsFET preamp, the overall NF is going to be high if the helical resonator
loss is too high (resistive loss = NF).
Bob NO6B
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