[Elecraft] KAT3 freq range

Scott Ellington sdelling at facstaff.wisc.edu
Thu Jan 13 10:04:59 EST 2011


The schematic shows the values of the inductors and capacitors.  From those values, you could easily determine whether or not it could match a specific impedance at a specific frequency.  However, specifying SWR "tuning range" is difficult, because a given SWR can present a whole range of impedances at the tuner.  If you really wanted to, you could plot the impedance range on a Smith Chart for each band.  From that, you could get an idea SWR range.  Perhaps one of the Smith Chart applications could automate that.  It could also be done with a spreadsheet.  

73,

Scott  K9MA

  

On Jan 13, 2011, at 8:47 AM, Gary Mohrlant wrote:

> I have looked at the manual and on line and I haven't found the tuning 
> range of the KAT3 tuner. Anyone have this info?
> 
> Gary W0GHZ

Scott Ellington
Madison, Wisconsin
USA





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