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