Convert Metric PVC- mm/inches  
   
Metric PVC Pipe - inches  
   
To Determine Approximate Number of Turns for the      Tuning Coil     Enter Data in BLUE  Cells, Click outside the box for auto update of values
     
Cylinder Length(inches)  
     
Cylinder Diameter(inches)  
     
Capacitance (pf)  
Stray Capacitance(pf)  
Coil - Self Capacitance (pf)  
     
Total Capacitance (pf)  
     
Frequency(Mhz)    
    #12 Enamel #14 Enamel #16 Enamel  Metric 1.5 mm House  Metric 2.5 mm House # 12 House Select Wire Size & Type
Xc at Frequency  
     
Micro Henrys Required  
     
     
Inductance Required (uH)  
Wire Size/Diameter (inch)    
Diameter of coil(inch)    
     
       
Turns    
Tuning Coil wire length (inch)    
       
       
To Find Approximate Number of Turns for the Phasing Coil      
       
Diameter of coil(inch)    
       
Phasing Coil Length (inch)    
       
Phasing Coil Number of Turns    
     
     
   
To Find Approximate Number of Turns for the Source Coil   Select Wire Size & Type
    # 12 Enamel #14 Enamel #16 Enamel  Metric 1.5 mm House  Metric 2.5 mm House #12 House  
X at R = 50 ohm    
     
Diameter of coil (inch)  
     
     
Frequency (Mhz)  
     
Number of Turns    
Wire Size/Diameter (inch)    
Turns per inch  
Coil Length (inches)  
   
Inductance (uH)  
   
   
   
Capacitance Formula by Ted Hart - W5QJR  
   
Turns Formula by Gerald Bujon a LaPaste - F5GE  
   
Phasing coil calculation proposed by Dave Carlson  
   

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