A ten element ultra-lightweight yagi beam antenna for 144 MHz based on YU7EF design concept
Improved 2 Meter Performance with a Three Element Collinear copper J-Pole
ICNIRP is a calculator software that allows you to determ safety distances for many know amateur radio antennas with respect to ICNIRP limits developed by DL9KCE
An interesting article on pedestrian portable HF DXing
Pictures of a home made J Pole antenna for 70cm and 2 meters band
Eliminating RFI/EMI Interference from your Audio System
This is the construction of a copper cactus style j-pole antenna.
Building a two metre J-Pole Antenna
An overview on the D-Star modulation, Block diagram, GMSK and digital modulation