collinear array

Vertical Radial Ground Systems - Tom, K1JJ on radial ground system applied to 160 m vertical array

The Cycloid Collinear, a CP Omni - This paper describes a wide band, high gain, multi-element cp omni with a single 50 ohm feedpoint with instructions for building a 2 and half element cycloid collinear for 2 meters.

VHF Collinear-Dipole - 2 m. Band VHF Collinear with 2 Dipoles by sv1bsx

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

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

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.

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

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.

Phased Array Discussions - Interesting discussion about phased array antennas

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

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

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

2.4GHz Colliner Antenna Design - Antenna for 802.11 applications

The Quadix Antenna - The Quadix is a circularly polarized parasitic array, a hybrid between a helix and a quad or loop yagi

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

BiQuad Antenna for 144/440 - This is a vertically polarized Broadside and Collinear Array each Loop is a vertically polarized Broadside Array both the right and the left side of the Loop is a bent 1/2 wave dipole working 180 degrees out of phase with the other one and that gives you 4.15dbi of gain by KE4UYP

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

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

WiFI Collinear antenna - Pictures and homebrew instructions for this collinear 2.4 Ghz antenna

A 2.4Ghz Low-Power Vertical Collinear antenna - Antenna for 802.11 applications by Brian Oblivion and Capt.Kaboom

Yagi Beams at VK2BA - 6 Metre array 7 elements on 12M boom, 10 metre aray - 5 elements on 7M boom, 29MHz, 6el yagi

HiZ-Antennas - High impedance amplifiers for shortened vertical antennas, Array matched and Optimized 15dB Preamplifier

wb4bcr Receive 4 Square Control Unit - Build a Receive 4 Square Array! Make your own 160 meter 4 square receive antenna.

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