phased verticals

Radial ground system for verticals - Maximum-gain radial ground systems for vertical antennas by K3LC

A Potpourri of 160-Meter Verticals - A potpourri of 160-Meter vertical antennas and modeling issues, inverted-L, 3-element parasitic array, 1/4-wavelength monopole

2 Elements revesible verticals antennas - 2 element reversible verticals, small footprint, big results.

Phased 40M Wire Verticals - Experiments with phased wire vertical antennas on 40 meters at VA7ST

A comparison of commercial 4m verticals - Ian Hogan G6TGO has recently tried out two different commercially-built vertical aerials for 4m, and has prepared this article to share his findings with us.

The 80M elevated wire vertical array - This 80M antenna is a pair of raised 1/4-wave verticals

Online Antenna Calculator - Java script antenna calculators for ground planes, half wave verticals, quad antenna, 5/8th wave vertical antenna, dipole and inverted vee antennas

The 7-Hex Driven Vertical Array - The array consists of 7 vertical antennas arranged as 6 verticals in a hexagon shape plus 1 additional vertical in the center of the hexagon

Phased Array Discussions - Interesting discussion about phased array antennas

A 2 Meter phased array antenna - Phased array Ground Planes antennas for 144 Mhz

Feeding an End-Fed Antenna  ^pop - End-Fed antennas are NOT balanced systems; but neither are verticals, ground planes, discones, windoms, zepps, Marconis, half-slopers, et al. Additionally, the low-impedance antenna port of your transmitter/receiver is not balanced.

Verticals. Ground systems and some history - Article gives a good overview of the basics and reflects the accepted wisdom from BC antenna work.

Effects of Very Large Ground Screens - A theoretical and experimental study of the effects of very large ground screens on 20 meter verticals

Quarter Wave Verticals - One of the most useful antennas in the repertoire is the Marconi or quarter wave grounded vertical antenna. Its invention made it possible to halve the length of antennas, simplifying communications, especially at HF and below.

Radiation Characteristics - Tailoring Patterns for HF Verticals

Balloon-supported verticals - Using balloons to raise lengths of wire can be great fun - as well as making it possible to work the DX on 136 kHz from small gardens.

Four square phased verticals - TK5EDP 4 square phased vertical system in corse isl.

Phased vertical antennas - Phased vertical antenna system in french

About Vertical Antennas - SM6EHY on verticals below 10 MHz

HF vertical ground systems experiments - Experiments on HF verticals with various ground systems including some with elevated radials.

Verticals for Contest Expeditions - Learnings from the 6Y4A CQ WW CW Contest By K2KW and N6BT

Freebanders antenna systems - Yagi Quad's and Verticals simple explanations about freebanders antenna systems

RippleTech Electronics - Wide bandwidth Trapped Verticals and rotary dipoles, baluns, 40m/80m wire dipoles and accessories from Australia.

Sandpiper Aerial Technology LTD - Sandpiper has been designing and manufacturing aerials for over 25 years. Offer HF Dipoles and verticals, VHF UHF Yagi, collinears and other beam antennas, elical antennas,quagi,moxon, and portable antennas, tripods mounts and fiberglass poles

I6HWD Morse Key Collection - A collection of morse code keys including verticals, semi atumatic, automatic and other accessories