80m mid-loaded vertical
Loaded Quarter Wave Antenna Inductance Calculator – M0UKD – Amateur Radio Blog
Basic Antenna Design
Loaded Quarter Wave Antenna Inductance Calculator – M0UKD – Amateur Radio Blog
Make a 40 metre loaded dipole - Amateur radio tips and how-to guides
Short 40m dipole antenna, part 1 | ON3JT
Coil-Shortened Vertical Antenna Calculator
Dan Zimmerman, N3OX - Amateur Radio
DIY Shortened Vertical Antenna - 4X5MG
Effectively Reducing Monopole Antenna Length | DigiKey
DIY Shortened Vertical Antenna - 4X5MG
Antenna Loading Coil Calculation - Resource Detail - The DXZone.com
Loaded Quarter Wave Antenna Inductance Calculator – M0UKD – Amateur Radio Blog
Coil-Shortened Vertical Antenna Calculator – TF3XO
Small Space HF Antenna by Harry Lythall (SM0VPO)
DIY Shortened Vertical Antenna - 4X5MG
The Amazing 20m Coil-Shortened "Shower Rod Dipole".
How to Shorten a Vertical Antenna - YouTube
AM Transmitting Antennas
A linear loaded vertical antenna
Build A Shortened 40 Meter Vertical For POTA / SOTA Activations - Mike's Tech Blog WB8ERJ
Coil-Shortened Vertical Antenna Calculator - Resource Detail - The DXZone.com
Coil-Shortened Dipole Antenna Calculator - Resource Detail - The DXZone.com
dipole - Estimating the efficiency of a shortened (loaded) antenna - Amateur Radio Stack Exchange
Adding a loading coil to a 40m Vertical for 80m operation | M0MCX - Amateur Radio - Ham Radio
