80m with your 66ft end fed half wave antenna?... How to easily make a 110µH loading coil. - YouTube
AM Transmitting Antennas
Coil-Shortened Vertical Antenna Calculator
antenna theory - Parameters needed to calculate inductor value to achieve proper phase delay? - Amateur Radio Stack Exchange
80m mid-loaded vertical
Loaded Quarter Wave Antenna Inductance Calculator – M0UKD – Amateur Radio Blog
Loaded Quarter Wave Antenna Inductance Calculator – M0UKD – Amateur Radio Blog
Mobile antennas, short verticals, loading coil loss,and loading coil current
End Fed Half Wave (EFHW) Antenna Upgrade Part 2 - The Loading Coil
A loading coil for 80m – Dhakajack
Effective HF Mobile Antennas
VE7SL - Steve - Amateur Radio Blog: A New 630m Loading Coil & Variometer
Antenna Loading Coil Calculation - The DXZone.com
80-Meter Base-Loaded Mobile Antenna
433 MHz Coil Loaded Antenna - Instructables
Matching a 5/8λ vertical
Coil-Shortened Vertical Antenna Calculator - The DXZone.com
DIY Shortened Vertical Antenna - 4X5MG
A loading coil for 80m – Dhakajack
Coil-Shortened Vertical Antenna Calculator – TF3XO
DIY Shortened Vertical Antenna - 4X5MG
Coil-Shortened Dipole Antenna Calculator - The DXZone.com
Short tuned dipole – PA1EJO
