[TenTec] AM on the paragon

Mike Bryce prosolar at sssnet.com
Fri Jun 1 16:40:11 PDT 2012


All ready gave that one a try. 

Even with the 2.4 kHz filter the sig strength is way down. 

Mike wb8vge


Sent from my iPad

On Jun 1, 2012, at 7:24 PM, Barry N1EU <barry.n1eu at gmail.com> wrote:

> I assume it has a 6khz xtal filter.   One thing you might try is
> pulling that filter and wiring a cap across the active terminals of
> the empty filter slot and see if that makes a difference in the
> receive signal strength.
> 
> Barry N1EU
> 
> On Fri, Jun 1, 2012 at 10:53 PM, Mike Bryce <prosolar at sssnet.com> wrote:
>> Boys and girls,
>> 
>> the Paragon project I picked up at Dayton is coming to a end.
>> 
>> Got the display working, the PA is now doing 100 watts on all bands. Audio on SSB is now fine.
>> 
>> but there is one nagging problem I can't seem to locate----it's the AM rec
>> 
>> It does rec AM, but the signal is quite a bit lower than on SSB
>> 
>> tune in WWV at 10.000
>> 
>> On AM, very little signal, won't move the s-meter
>> 
>> On USB/LSB 20+ on the s-meter
>> 
>> The 4066 is working, there's not much coming into it in the AM mode
>> 
>> Pulled the IF/AF board, checked the AM IF and DET transistors, all just fine.
>> 
>> while I was at it, I put in a new 10 mfd cap in the slow AGC circuit as well.
>> 
>> I can't seem to find a fault, so I'm wonder, is this the way the paragon works on AM? Doesn't seem right to me.
>> 
>> Any ideas or feedback would be welcome
>> 
>> mike, wb8vge
>> _______________________________________________
>> TenTec mailing list
>> TenTec at contesting.com
>> http://lists.contesting.com/mailman/listinfo/tentec
> _______________________________________________
> TenTec mailing list
> TenTec at contesting.com
> http://lists.contesting.com/mailman/listinfo/tentec
> 


More information about the TenTec mailing list