

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 05 Mar 2025
Antenna Feed Lines Links →
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
Rfcomp.com
to rfcomp.com If you require an RF component
Antennas And Feedline
There are two categories of antennas, omnidirectional and directional
Quarter Wave Stub Impedance Calculator
A quarter wave transformer is used to match two transmission lines with different impedances
System View of the Line Isolator
Solution for this is to use a line isolator between the tuner and the coax feeder
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A coaxial RF connector radio frequency connector is an electrical connector designed to work at radio frequencies in the multi megahertz range
to rfcomp.com If you require an RF component
There are two categories of antennas, omnidirectional and directional
A quarter wave transformer is used to match two transmission lines with different impedances
Solution for this is to use a line isolator between the tuner and the coax feeder

PSION Greyline Clock PSION Greyline Clock v. 1.0 is a UTC/Local clock showing sunlight/darkness area on the world map