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J-Pole Calculator

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Enter Frequency

J-Pole Dimensions in Inches
A = 19.09
B = 6.34
C = 0.62
D = 0.60
Radials = 20.50 for 2M/70cm only

J-Pole Dimensions in cm
A = 48.49
B = 16.09
C = 1.58
D = 1.51
Radials = 52.00 for dual band 2M/70cm only

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