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J Pole Antenna dimension calculator


The J Pole antenna is a simplified version of the Slim Jim antenna, using the same matching stub principle
post 29 Jan 2024
J Pole Antenna dimension calculator

Antenna Calculator Links

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Types of Coax Cable and Line Loss
A quick line loss calculator to use note that the simple program used for this web page

VSWR calculator
Enter VSWR, Reflection Coefficient, or Return Loss to calculate remaining values

VSWR Loss Calculator
This calculator is designed to give the efficiency loss of a given antenna, based on the input of VSWR

VSWR to return loss conversion
Conversion tool for converting between VSWR, return loss and reflection coefficient


40m Compact 4-Square Antenna

40m Compact 4-Square Antenna Compact 4-Square Antenna – EA5AVL The EA5AVL 40M Compact 4-Square Antenna was designed to provide excellent DX communications on the 40m band

The K9AY loop antenna for 160 and 80m bands

The K9AY loop antenna for 160 and 80m bands You don't have the space to put up a 4 beverage antenna's, an ewe or a 4-square and want 'good ears' on 160 and 80m? no problems try a k9ay loop antenna

Spiderbeam 10-15-20m

Spiderbeam 10-15-20m E' una Yagi tribanda full-size leggera, fatta di tubi in vetroresina e filo