colinear axial array

DX Dual Dipole  ^pop - Two dipoles fed from the same coaxial line by n6bz for 20 and 15 meters

Coaxial-Cable Trap Dipole  ^{updated  pop} - An Attic Coaxial-Cable trap dipole for 10, 15, 20, 30, 40, and 80 meters

Delta-Loop for 40 Meters - Two-element Parasitic Delta-Loop Array for 40 Meters by WB3HUZ

The Gain of the Axial-Mode Helix Antenna - by Dr. D.T. Emerson, National Radio Astronomy Observatory (NRAO++). Antenna Compendium Volume 4, pp 64-68, 1995, published by the ARRL.

160/80m Coaxial Receiving Loop Antennas  ^pop - Receiving loop antenna for top band. This antenna allow to reduce noise on both bands. The stand alone 80m loop is approximately four feet in diameter. And made of light weight material. Which makes it ideal for portable use or you can mount it above a pre-existing vhf antenna, and due to it's small size it is quite rotatable.

Antennas for SW Broadcasters - All antennas for shortwave broadcasting, Log-periodic, Dipole Arrays, Curtains antennas, rhombics, broadband dipoles with photos and details.

Top Ten Devices - Automatic band decoder, six way antenna relay, band reject coaxial stubs and more

Array Solutions - WX0B - Stacking and phasing HF and 6m arrays antenna switches and contesting devices. Custom low band antenna arrays, bandpass filters,commercial/Mil STd filters,microwave components, commercial broadcast filters.

Hamstick - Lakeview antennas, manufacturer of mobile antennas and accessories by WD4BUM, including colinear antennas, dual band, mounts and accessories. Maker of popular HamStick antennas.

C3I Antennas - The finest in VHF/UHF antennas for Amateur and Commercial Applications. Antennas and Repeater Controller Accessories includes Rutland Arrays.

Pasternack Enterprises, LLC - Manufactures and sells coaxial connectors, coaxial adapters, coaxial cables, attenuators, directional couplers, fiber optic connectors, fiber optic adapters, fiber optic cables, coaxial switches, terminators, twinax connectors and cables and tools.

Amphenol - Data and telecom connectors, coaxial cables, smart card connectors and wireless cable products

LMR Communications - LMR Connectors, coaxial cables

Tesoel - RF-and Microwave Coaxial switches and relays

Antenna Rotator System  ^{updated  pop} - The ARS will allow to control any antenna rotator (Azimuth & Elevation) from a computer. Even if you are only interested on HF arrays, the ARS will allow it. Supported from most programs as CT for DOS, tracking programs.

Diamond Antenna  ^pop - Base station and repeater antennas, mobile antennas, ,multi-band HF antennas , handheld transceivers, receiving and scanner antennas, power meters, swr meters, power supplies, coaxial switches

Custom Metalworks - Custom Metalworks - Tower and Antenna Installation, Removal and Repair. Specialists in the Installation of Rotating Tower Systems, Large Yagi Antennas and Arrays.

Radiodan - W7RF - BIRD RF power measuring, new and used, HENRY RF power amplifiers (used HF amps), TOHTSU coaxial relays, SAMLEX power supplies, RFI chokes reduce interference, Parts parts, tubes, Used amplifiers, radios, antennas and accessories, Los Angeles, CA.

MEI Software - The file MEI-10.ZIP contains educational software to evaluate antenna arrays of up to 8 elements. Two types of arrays may be studied: 2D planar arrays (Yagi-Uda, Circular, etc., up to 6 elements) and colinear arrays (up to 8 elements.)

YPlog - YPLOG logging software for Windows support Icom and Kenwood Radios, map programs and a program for coaxial trap design.

NuMorse - NuMorse is a feature packed array of training aids that will hone your code receiving skills in the least possible time

Coaxial Cables - The finest premium coax in the most popular types. Coaxial cable types.

Fitting a PL259 to a coaxial cable - Quick and dirty method to fit a common PL259 to coax cable

Coaxial cables attenuation charts - Coaxial cables attenuation chart

Electro Cables Coaxial Catalog - RGG 6/U, RG 8, RG 11, RG 58, RG 59, RG 213 RG 223/U and many other cable specs with attenuation data