[AMPS] 2 tone intermod test

[measures]

>
>Rich, why should the receiver only be tuned to a 3.7khz offset? 

Because you want to be able to see the 3rd order, 5th order products and 
very little of the fundamental.  .  If the offset is more you will not 
see what you are looking for.  .  

>What about
>the rest of the band? Also, what is generally accepted as an adequate signal
>to splatter ratio? 
>
minus 32db is ok.  TS-830Ss typically do around minus 38db.  

>........ I guess I can run a
>test with voice but it just seems so subjective and would be hard to show
>the results to anyone at the Icom factory in case I decide to send the
>exciter in for a tune up.
>
IMD products are pretty much fixed if the RF output unit has the 
specified idling current.  
>
cheers, Dave

-  Rich..., 805.386.3734, www.vcnet.com/measures.  


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