440mhz vert ant

Hybrid Antennas - Antennas that use a combination of vertical and horizontal polarisation.

J-verical for 10 meters  ^pop - J-verical antennas for 10 meter band with photos and plans

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.

LF Receiving Loop - A really simple LF receiving loop antenna

Short Vertical Antennas and Ground Systems  ^pop - This article describes how an effective ground system can be produced for a short vertical antenna.

Alfa Tango Sweden - The official AT-site of division Sweden with updated info about activations and members. A must-visit if you want to keep up-to-date about Swedish AT-members and activities!

YO5KAI - CSM Cluj HamRadio Club - CLUJ NAPOCA, ROMANIA - Radioclubul CSM Cluj, Unul dintre -si cel mai mare radioclub din judetul Cluj CSM HamRadio Club of Cluj-Napoca, one of -and the most important- radio clubs in Cluj County, Romania.

GeoTool - Pickup truck stake pocket antenna mount by geotool

Aircom - Antennas, Adapters, Attenuators, Tuners and more

FR Radio Lab - Magnetic Loop antennas, also availble in parts from japan

Sirtel - Sirtel produces a wide range of radio and telecommunications antennas

Bencher Antennas - HF Vertical and Beam Antennas, antennas accessories by Butternut

Giovannini Elettromeccanica - Quad, Yagi for low bands. Specialist in antennas, supports and moving of medium-large sized radio antennas, professional rotators, masts, towers, and accessories.

Cushcraft  ^pop - Cushcraft Amateur Radio and commercial antennas HF and VHF vertical and yagi antennas owned by MFJ.

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

Decibel products - Base station antennas, now andrew corp.

Bencher Inc. - Paddles, Keys, Filters, Antennas

Elecraft - Manufacturer of the K3 & K2 160-10M CW/SSB amateur radio transceiver, K1 transceiver, transverters, Antenna tuners

Ameritron  ^pop - Manufacturer of amplifiers, antenna switches antenna Tuners, wattmeters and relay buffers, amplifier accessories, antennas and tubes and parts

The Adcock HF RDF Antenna - The Adcock antenna has been used for a long time for RDF. It is basically an interferometer.

Artifax Books - New and used books on telegraphy, key collecting, antique radio and communication-related subjects, as well as vintage telegraph instruments

High Sierra Antennas - HF and VHF antennas for cars, trucks, homes, trailers and recreational vehicles

Universal Radio  ^pop - Online Catalog. All about Radio comms, HF VHF Scanner CB radios, antennas and accessories

Antenna Systems & Supplies - Antennas, cables, Grounding Equipment, shelters and towers.

PKTerm 99 - PKTerm 99 host mode terminal software for the Timewave/AEA TNCs takes advantage of the true multitasking capabilities of Windows 95,98,NT.