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Transmission lines for dummies

Transmission lines for dummies
    450 ohm Ladder Line requires a 9:1 balun in order to match to a 50 ohm line
post 05 Mar 2025



Antenna Feed Lines Links

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Balanced Self Matching Feed Line System
new and improved 9 to 1 linear matching transformer that is used on the radio end of the feedline

Band-pass filters
There are applications where a particular band, or spread, or frequencies need to be filtered from a wider range of mixed signals

Cable impedance
This document tries to clear out some details of transmission lines and cable inductance

Transmitting Line Condition vs. SWR Table
According to the transmission line theory, the formulas used by the corresponding columns, are as follows


Ferrite-shop

Ferrite Shop Ferrite-shop on-line shop, cable clamps,toroids, cable cores, technic,ferrite material choice

Kits and Components

Amateur radio kits by Kanga US

Pcs Electronics

Pcs Electronics RF power amplifiers-pallets archives-ABC of FM AM DAB+ DRM radio transmitters