[hpsdr] PCR100 10.7MHz Mods

peter at gehughes.us peter at gehughes.us
Thu Feb 22 12:27:31 PST 2007


Hi Jason,

That may have been the mod for the PRC1000...
Anyway.. I did get 10.7 MHZ out and ran it into an HP8561E and it did
demodulate properly so I am pretty sure I got the right place.. :-)

Having the Service Manual sure made this easy....

Peter
N7BMG


> 
> ***** High Performance Software Defined Radio Discussion List *****
> 
> Thank you Peter.  I just got my PCR-100 yesterday and after a few hour
> of playing with it was itching to tap into the IF and hook up a new SR
> I built just for this purpose.
> 
> I had found info on where to tap the 10.7Mhz IF on this page:
> http://wiki.radioreference.com/index.php/PCR-100#Modifications
> 
> But when I opened up my radio....none of what was described was there!
>  Little bit of google later I had the service manual and found there
> isn't even a Q85 on the 100!  Looking at the block diagram and the
> schematic it looked like it would still be possible but at that point
> it was getting late and I was too tired to think about it anymore :D
> 
> Hopefully tonight I'll have more luck thanks to your research!
> 
> ----
> Jason Hitesman
> N8INJ



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