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COIL5M.xls
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)
Select Wire Size & Type
#12 Enamel
#14 Enamel
#16 Enamel
Metric 1.5 mm House
Metric 2.5 mm House
# 12 House
Xc at Frequency
Micro Henrys Required
Inductance Required
(uH)
Wire Size/Diameter
(inch)
Diameter of coil
(inch)
Turns
To Find Approximate Number of Turns for the Source Coil
X at R = 50 ohm
Select Wire Size & Type
# 12 Enamel
#14 Enamel
#16 Enamel
Metric 1.5 mm House
Metric 2.5 mm House
#12 House
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
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Coil & Other Calculations
© - WB5CXC -2004