[Elecraft] 472KHz/500KHz

Wayne Burdick n6kr at elecraft.com
Thu Sep 6 11:02:50 EDT 2012


Edward R Cole wrote:

> I tried keying the KX3 at 495 and 508 KHz and get BND END warning
> (probably because it is below edge of 160m).  How do you defeat the
> out of band restriction?

Transmit is not presently allowed below 160 m since low-pass filtering  
would not be adequate. We'd have to provide an access code to allowing  
opening it up for experimental purposes. But even if we did allow  
transmit, I'm not sure receive sensitivity would be adequate for your  
purposes. Wouldn't a simple external transceive converter be a better  
approach? You could use 7 MHz an an I.F., for example, then use one of  
the KX3's transverter bands to show the actual operating frequency in  
kHz.

Wayne
N6KR




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