Don't wind chokes on red toroids! – IZ2UUF.NET
Coax Balun 1 ÷ 4 nd 1 ÷ 1
BUILD AN AIR WOUND 1:1 CHOKE BALUN FOR HF - THE UGLY BALUN!
RF-Choke..Build your own – PF9Z
Limitations of Coaxial Air-Cored Balun Chokes – Q82.uk – Antenna Resources by Steve G0UIH – ex Vortex Antenna Systems
QRPGuys 1:1 Voltage Balun & 20m Dipole Build - HAM Radio - TheSmokinApe - YouTube
Air Choke (Ugly Balun) for Ham Radio - Instructables
David Conn VE3KL OARC Nov Balun Design using Chokes David Conn VE3KL RG8-X 6 Metre Choke. - ppt download
Fixing the loading coil and building an Ugly Balun | waynemerry
Limitations of Coaxial Air-Cored Balun Chokes – Q82.uk – Antenna Resources by Steve G0UIH – ex Vortex Antenna Systems
Common-mode chokes
BUILD AN AIR WOUND 1:1 CHOKE BALUN FOR HF - THE UGLY BALUN!
Design Your Own Coax Choke Baluns
88–108 MHz Baluns & Chokes
Balun Choke HF
BRATS - Advanced Amateur Radio Tuition Course
1:1 Voltage Balun for HF wire dipoles – M0UKD – Amateur Radio Blog
88–108 MHz Baluns & Chokes
Common-mode chokes
Choke Balun
Ham Radio Site - {Different Kinds of Chokes}
Balun Choke HF
Design Your Own Coax Choke Baluns
VK5AJL - Why buy baluns - make your own.
Calculation of a choke balun
