4:1 matching balun

Broadband Baluns - Voltage baluns and choke (or current) baluns.

Homemade HF Antenna Balun - AA5TB homemade balun article

Build your own HF balun - EA4EOZ home made baluns

Baluns in antenna systems - Understanding Baluns. This article explores some simple antenna system configurations and the effect of key system components, connections and dimensions on feed line common mode current.

QRP Magnetic longwire balun with VHF-splitter - This Magnetic Longwire Balun (MLB) makes it possible to efficiently use a coaxial lead-in cable with all forms of longwires, T-forms or other types of wire antennas, without the need for an antenna tuner.

Longwire Balun - A long wire balun by ON6MU

Building a sextuple ratio balun - Article on homebrew a six separate impedance settings out of a triple radio balun

Ferite Balus 1.8 - 30 Mhz - 1:1 and 4:1 baluns diagrams

About Baluns  ^updated - General article on Baluns at myantennas.com, what is a balun and when to use baluns

The 1:1 Current Balun - About 1 to 1 current balun by Roy Lewallen, W7EL

Balun 1:1 - 1:1 Ruthroff voltage balun using a T200-2 Toroid core

How to Build a UN-UN - Building a 1:1 balun, aka un-un, with an Amidon Ferrite toroid core T 200

A 4:1 Air-wound Balun - Homebrew a 4 to 1 air wound balun

Air Wound 4:1 Balun - Do you want to build a high grade, very useable 4:1 Balun for less than a fiver, if the answer is YES, then this project is for you.

4:1 UnUn - Article by WB3GCK on 4 to 1 Un-Un

Balun 4:1 - 4:1 Ruthroff voltage balun design using a T200-2 Toroid core

Matching Coil Adjustment - There is a specific procedure which must be followed if proper adjustment of a shunt matching coil is to be achieved.

80m / 40m Dipole - Build instructions for the 80-40 dipole antenna including Ugly Balun 40m trap and 80m Dipole

Coax Two Antenna Matching Network - 50 Ohm Coax Antenna Power Splitter and Matching Network

Matching a 5/8 vertical - The 5/8 vertical it quite popular and matching solutions can vary

VHF UHF Scanner Antennas - Homebrew U/VHF scanner antennas using parts from other Antennas and spare stuff I had laying around. Antennas use a balun and 75-ohm coax to make it back to the scanners by KA6WKE

HF Blaster - The antenna is designed to cover 40M through to 10M meters, mounted on a fishing pole and a 4:1 balun by 2E0SDR

Elecraft K2 Internal 4:1 balun - Adding an internal 4 to 1 balun to the K2

Cushcraft A3S Balun Fix - Cushcraft A3S HF antenna 1:1 balun repair.

Amateur Radio Supplies - Ham radio dealer. Antennas, connectors, books, maps baluns and spare antenna components