slim Jim and J Pole calculator

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slim Jim and J Pole calculator

slim Jim and J Pole calculator

Before we start, be prepared to experiment! The calculator will get you close or spot on if you’re lucky, but there are so many variables

post 29 May 2026

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J-Pole antennas for 2m-40m with Wireman-cable
The picture shows the scheme of a J-Pole antenna. The high impedance feeding point of a lambda/2-wire

J-Pole Antennas

J-pole for VHF/UHF

All Spectrum Electronic

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dxengineering Ham Radio Equipment

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