Make sure the pasband tuning isn't out of alignment. There is a coil
that you have to tweak to set the 15.3 MHz crystal so the PBT will be
properly centered.
73,
Bob WB2VUF
KD5NWA wrote:
>
> Then I have one more problem in my Corsair, besides the display blacking
> out and the phase lock loop going wild when it feels like it. I noticed
> that when the radio decides to work, and you are tuned on a signal if you
> switch to narrower filters the signal goes down, and it's not an issue of
> tuning. With the 250 Hz filter on, only strong signals are audible,
> moderate signals that you have no problem copying with the 1.8 KHz filter
> just disappear. I'll try swapping the filters out and see if the problem
> moves with the filter. One of these days when I can afford it, I'll have to
> send it to Ten-Tec and get it all fixed up.
>
> At 05:47 PM 1/17/2003, John L Merrill wrote:
> >yes
> >
> >-----Original Message-----
> >From: tentec-admin@contesting.com [mailto:tentec-admin@contesting.com]On
> >Behalf Of KD5NWA
> >Sent: Friday, January 17, 2003 6:18 PM
> >To: tentec@contesting.com
> >Subject: [TenTec] Corsair filter loss compensation.
> >
> >
> >I have a simple question, on a Corsair when you switch in different
> >filters, does the gain of the amplifier following the filter, change
> >to make up for the different filter loss? For example, the 1.8KHz filter
> >has 2.5 db loss but the 250 Hz filter has 11.5 db loss, quite a difference.
> >
> >
> >
> >Cecil
> >
> >KD5NWA
> >
> >_______________________________________________
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> >TenTec@contesting.com
> >http://lists.contesting.com/mailman/listinfo/tentec
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>
> Cecil
> KD5NWA
>
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