5/8 Wave vertical antennas for HF – Ernest Neijenhuis PA3HCM Homepage
The Short Dipole - Coiled Down To Fit
Effective HF Mobile Antennas
Antenna Loading Coil Calculation - The DXZone.com
Coil-Shortened Vertical Antenna Calculator
End Fed Half Wave (EFHW) Antenna Upgrade Part 2 - The Loading Coil
Junk Box Loading Coil – WB3GCK QRP Amateur Radio
80m with your 66ft end fed half wave antenna?... How to easily make a 110µH loading coil. - YouTube
DIY Shortened Vertical Antenna - 4X5MG
Antenna Design Calculators
Matching a 5/8λ vertical
Loaded Quarter Wave Antenna Inductance Calculator – M0UKD – Amateur Radio Blog
Short tuned dipole – PA1EJO
Antenna Loading with Coils - YouTube
antenna theory - Parameters needed to calculate inductor value to achieve proper phase delay? - Amateur Radio Stack Exchange
Small Space HF Antenna by Harry Lythall (SM0VPO)
Coil-Shortened Vertical Antenna Calculator – TF3XO
Dan Zimmerman, N3OX - Amateur Radio
160m coils - Antennas - SOTA Reflector
Mobile antennas, short verticals, loading coil loss,and loading coil current
Coil-Shortened Vertical Antenna Calculator - The DXZone.com
