Convert Metric  -  mm/inches  
   
Inches  
   
Radiation Resistance Calculations  
     
  Enter Data in BLUE  Cells, Click outside the box for auto update of values  
     
      Measured Bandwidth VSWR Bandwidth
Measured Bandwidth + 3db  (Khz)  
     
2:1 VSWR Bandwidth  (Khz)  
      Select Bandwidth method
Bandwidth  (Khz)  
   
     
   
To Determine Cylinder Capacitance            
     
Cylinder Length(inches)  
     
Cylinder Diameter(inches)  
     
Capacitance (pf)  
     
Frequency(Mhz)    
       
Xc at Frequency TRUE  
    FALSE  
    FALSE  
    FALSE  
Radiation Resitance FALSE R = Xc * BW / F
    FALSE  
       
       
    6  
Spreadsheet by Larry Brown - WB5CXC    
       
Radiation Resistance Formula by Ted Hart - W5QJR - message # 5278  
       

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