Building the Shorty 4020 Antenna for 40M and 20M Operation
The Shorty 4020 antenna offers dual-band HF performance in a compact footprint. Designed for 40m…
Antenna
HF
Antenna
HF
Building the Ultimate Multiband OCF Dipole for 40m-6m
This amateur radio antenna guide provides technical details for an asymmetrical dipole. By using a…
Antenna
HF
Double Dipole Antenna for 80–10 Meter Bands
This guide explains the design and operation of a 31-meter double dipole antenna for HF…
Antenna
VHF/UHF
G5RV Antenna for 145 MHz: A Lightweight Portable Experiment
Most hams think of the G5RV as a giant HF wire, but scaling it down…
Antenna
The Ultimate 20m Stealth Antenna: A Window Loop Guide
Living in an HOA or apartment doesn't mean you can't get on the 20-meter band.…
Antenna
HF
Compact 80 Meter Short Dipole Antenna for Small Spaces
This shortened 80 meter dipole antenna offers a practical solution for radio amateurs who lack…
Antenna
HF
Compact Open Sleeve Dipole Antenna for 40 and 20 Meters
This compact open sleeve dipole antenna provides efficient operation on both the 40 and 20…
Antenna
VHF/UHF
Build a 3-Element Directional Slim Jim Antenna for 2-Meters
Tired of wasting signal in every direction? This directional Slim Jim antenna design combines the…
Antenna
HF
Shortened EFHW Antenna for 80m to 10m
This shortened EFHW antenna covers 80m through 10m using a 49:1 transformer, 110µH loading coil,…
Antenna
VHF/UHF
Understanding the VHF Slingshot Antenna: A Smart VHF Solution
The VHF slingshot antenna is a compact and efficient design ideal for reliable signal transmission…