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Why Ladder Line?


RG-213 shop-bought at considerable expense; radiates RF when mismatched, typical loss: 4.8dB / 100m @ 30MHz. Ladder line: Easily constructed for a few cents per meter; radiates very little RF even when severely mismatched; typical loss: 0.33dB / 100m @ 30MHz
post 08 Nov 2020

Why Ladder Line?

Antenna Feed Lines Links →

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RF Coaxial Connectors
A coaxial RF connector radio frequency connector is an electrical connector designed to work at radio frequencies in the multi megahertz range

RF Connectors
the RF Connectors Division designs and manufactures a wide variety of RF coaxial connectors

Rfcomp.com
to rfcomp.com If you require an RF component

System View of the Line Isolator
This hamshack has a full complement of T-4 and T-5 Line Isolators™ installed. The goal of the installed Line Isolators is to break up all RF ground loops and block conducted RF coming into the hamshack via the coaxial cable

Simple electric characteristics
The resistance of cable varies largely with frequency because of skin effect and proximity effect of conductor