Array

4 Square Vertical Phased Array - Improve your 80 and 160 meter signal without a Yagi!

Small vertical arrays - a guide to help install arrays

A 5 band log periodic dipole array - Modified version of the Telerana antenna which was orginially featured in the July 1979 issue of QST. The array is suspended within a framework made of fiberglass poles emanating from a central hub with the ends tied together with light weight rope around the perimeter. 10-15-20-30-40 meter band coverage

Bruce arrays for 80 and 160m - Antennas with gain and bandwidth for 80 and 160 meters band. Simple wire antenna capable of considerable gain

Hex Array - 80/40 Meter Vertical - This page describes a homebrew 80/40 meter trap vertical antenna. Includes an interesting antenna raising system that allow easy setup and tuning.

K7EM 80m 4-Square Array - This array has been in use since 1989 The SWR from 3.5 to 3.9 is below 1.5:1

Optimizing half-wave sloper arrays for 160 meters - This article presents a 160-meter variation of this family of antennas and, more importantly, a discussion of the details of how to get such a beast working really well.

Log Periodic of Another Sort - A log periodic dipole array (LPDA) antenna design that offer continuous low SWR in 13-30MHz range

Directional arrays - About collinear array antennas

144 MHz 25 Ohm Stacked Yagi - Two Versions of 5 elements stacked 25 Ohm Yagis with 1,80 m and 2,00 m Boom

160 80 40 Meter Vertical Array - A 6-element vertical array which is designed for 40 and 80 meter operation, and receive-only operation on 160 meters by W8WWV

160m-6m Directional Array - Stealth 19 element directional antenna array system for 160m to 6m

4 SQ antennas with 90 degree couplers - 80 meters 4 Square antennas at 5A7A

4 Square Vertical Phased Array - Improve your 80 and 160 meter signal without a Yagi!

40 m Lazy H array Antenna - Lazy H Array for 40 meters band by NA4L

40M Twin Half-Square Array - 40 meters elevated vertical antenna array at VA7ST

6Y2A Vertical Antenna Arrays - Configurations of the vertical antenna arrays used at 6Y2A

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

A 5 band log periodic dipole array - Modified version of the Telerana antenna which was orginially featured in the July 1979 issue of QST. The array is suspended within a framework made of fiberglass poles emanating from a central hub with the ends tied together with light weight rope around the perimeter. 10-15-20-30-40 meter band coverage

A new stacked multiband dipole array - A new multiband version of the lazy-h for 10, 15 and 20m. No tuner needed.

An 8x2 Element Array Antenna For 144 MHz - The Contesters Choice

Antenna Array basics - The Basics of Antenna Arrays By G.J.K. Moernaut and D. Orban PDF File

Bobtail dipole - Bobtails are vertical arrays that look like the letter "E" turned 90° clockwise onto its tails. They have 3 quarter wave vertical elements and are one wavelength long. The Half Square is a shortened Bobtail- it has 2 quarter wave vertical elements and is a half wave long.

Bruce arrays for 80 and 160m - Antennas with gain and bandwidth for 80 and 160 meters band. Simple wire antenna capable of considerable gain

Convert 40m 2-element to a Phased Drive Array - This presentation details the work of converting a 40m 2-element reversible beam antenna into a phase-driven type of array

Definition of Collinear antenna array - Wikipedia page about collinear antenna arrays

Directional arrays - About collinear array antennas

Distributed Antenna System DAS - Distributed Antenna Systems technology used for gaining better coverage and using a lower power.

Effect of tower coupling on an array - It's well known that a nearby tower can affect the performance of a vertical array, this article by NK7U describe measurements and prove interaction.

Four over Four for 144MHz - This article describes the 144MHz horizontally polarised antenna at VK1OD in November 2008. The antenna uses two identical four element arrays that were constructed around 1970

FVR Spitfire Array - The Powerpoint presentation below was given by Fred Hopengarten, K1VR, at the 1998 Dayton Hamvention Antenna Forum

G3WZT Phased Verticals - Vertical phased antenna systems plans by G3WZT

Hex Array - 80/40 Meter Vertical - This page describes a homebrew 80/40 meter trap vertical antenna. Includes an interesting antenna raising system that allow easy setup and tuning.

K5UA 40 meter Phased Array - The intent of this site to share information about the design of a 40 meter horizontal phased array antenna.

K7EM 80m 4-Square Array - This array has been in use since 1989 The SWR from 3.5 to 3.9 is below 1.5:1

Log Periodic of Another Sort - A log periodic dipole array (LPDA) antenna design that offer continuous low SWR in 13-30MHz range

Multi-loop Rectangles and Compact Arrays - VHF antenna array that packs a lot of gain into a small volume article by N2DT

Optimizing half-wave sloper arrays for 160 meters - This article presents a 160-meter variation of this family of antennas and, more importantly, a discussion of the details of how to get such a beast working really well.

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

Phased Array Adjustment - KM5KG article presents a lumped-parameter tee-network model of the coupling between radiating elements in a phased array in order to provide a physical and intuitive understanding of phased array operation and adjustment interactions

Phased Array Discussions - Interesting discussion about phased array antennas

Phasing Systems - Antennas, Standard Delay Line Systems, Crossfire Phasing or Hybrids

Reversible Beverage Array - Building a reversible beverage array at OH2BEN

Small vertical arrays - a guide to help install arrays

Stacking phasing and matching yagis - All about stacking and matching yagi antennas.

Superphaser-2 Phasing Unit - The Superphaser-2 is an antenna phasing unit based on the PSA-A Phase Shift Amplifier module

The 4-Square Site - 4 Square Vertical Array website dedicated to vertical arrays antenna installations worldwide by G4ATA

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

The Curtain Quad - The Curtain Quad is a broadside array of 7 to more than 200 elements using a very powerful but seldom used method of power distribution

The Gain of an Endfire Array - This article looks at the maximum theoretically possible directive gain that could be obtained with an endfire array of given length or number of elements, and compares this with practical results in the literature.

The HO Collinear, a Horizontal Omni - The HO Collinear is a 4 element horizontally polarized omni for two meters

The Impact of Current Distribution on Array Patterns - Technical Correspondence, QST, July 1990 - Why even "perfect" phased array element currents don't produce perfect patterns.

The K7TJR Array 160m antenna - Anyone attempting to work DX on Top-Band 160 Meters, soon learns of the need for a good receiving antenna. This is a 160 meter 8 element receiving array.

The N4GG Array - Need a simple, nearly invisible wire antenna with reasonable gain, lowangle radiation (for DXing) and multiband capabilities? Check out this long-overlooked design that requires no antenna tuner

The simplest phased array feed system that works - How to calculate "phasing line" lengths that actually work.

Vertical phased Array - A SM3HXD vertical phased array antenna system