How To Build a J-Pole

jpole

  2 meter antenna specs

A (Long Section): 57.96 Inches

B (Short Section): 19.2 Inches

C (Feed Point): 1.92 Inches

D (Spacing): 1.8 Inches

70 cm Antenna Specs

A (Long Section): 19.08 Inches

B (Short Section): 6.36 Inches

C (Feed Point): 0.6 Inches

D (Spacing): 0.6 Inches

If you need to build an antenna for another band, or would like to fine tune the measurements a little bit for a specific frequency, check out Ham Universitys JPole Calulator

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