DIY Shortened Vertical Antenna - 4X5MG
Antenna Loading Calculation
5/8 Wave vertical antennas for HF – Ernest Neijenhuis PA3HCM Homepage
DIY Shortened Vertical Antenna - 4X5MG
End Fed Half Wave (EFHW) Antenna Upgrade Part 2 - The Loading Coil
DIY Shortened Vertical Antenna - 4X5MG
Coil-Shortened Vertical Antenna Calculator - Resource Detail - The DXZone.com
RF Inductance Calculator for Single‑Layer Helical Round‑Wire Coils
80m mid-loaded dipole
Coil-Shortened Dipole Antenna Calculator
DIY Shortened Vertical Antenna - 4X5MG
472kHz.org
Dan Zimmerman, N3OX - Amateur Radio
20 / 40 Meter Short Coil Loaded Dipole Antenna - Resource Detail - The DXZone.com
472kHz.org
A New 630m Loading Coil & Variometer • AmateurRadio.com
Loading coil - Wikipedia
Effectively Reducing Monopole Antenna Length | DigiKey
Coil-Shortened Dipole Antenna Calculator - Resource Detail - The DXZone.com
Loading Short Antennas
MWA Antenna Handbook: Shortened Verticals
Loaded Quarter Wave Antenna Inductance Calculator – M0UKD – Amateur Radio Blog
Small Space HF Antenna by Harry Lythall (SM0VPO)
