screwdriver antennas

VK5AH -HF 4 Bander dipole  ^pop - 80 - 40 - 20 - 15 meters dipole antenna

40m/80m Portable antenna  ^pop - Portable antenna for 40 and 80 meter

Vertical half-wave aerials for 4m - Practical designs pictures and alternative design of antennas for 70 Mhz by Ross Wilkinson G0WJR

50MHz Power Splitters - Splitting an antenna between two receivers or in use as the phasing harness in stacked antennas where there is a need to equally split the power from the transmitter between two antennas

Stacking for 50MHz - Summary of discussion on stacking antennas on six meter band

80 meter frame antenna - This projects was developed as a result of experiments to become QRV on 80 meters, again, using the little balcony by SM0VPO

Shortened Center-Fed Half-Wave Dipole - Design your owm HF shiortened dipole

De EH DipooleAntenne - EH Antennas, and some PDF file with plans to build an eh antenna, Calculate eh, 20 40 80 meters bands

Use of tripods to assemble and balance big antennas - Here is a way to ease assembly and balancing of a large antenna. The elements and boom are assembled separately in most cases. Once they are all together set up 2 tripods in the assembly area and put the boom on them.

Magnetic Loop antennas - Pictures, designs and answer to common questions on building magnetic loop antennas by ON4CEQ Van Herck

NVIS Antennas - Kv5r Understanding NVIS Antennas and Propagation

About NVIS antennas - What is NVIS Near Vertical Incident Skywave

NVIS Antennas Yahoo group - Group with thousand of memebers focused on NVIS antenna

K-FACTOR Table & Chart  ^updated - Determine the K-Factor used as a multiplier when constructing half-wave antennas.

W0AIH Contest Station - Welcome to the farm, where the primary crop is big towers and antennas.

KC1XX Contest Station - Amateur Radio Station owned by Matt Strelow. The station is designed for competition in the multi-operator multi-transmitter category of high-frequency DX contests. Running with 7 towers 6 rotators, 8 beverage listening antennas, and 4 spotting verticals

900 MHz antenna - VE3CVG's 900 MHz 7 Element Plumber’s Delight Yagi Antenna

Wifi: Building Yagi Antennas - Example and resources of 2.4 Ghz yagi antenna plans

P40E CQ WW CW - 2002 CQ WW CW antennas and shack

GS Manufacturing - HF Mobile and maritime antennas for 40-80-160 meters

Quantum Antennas - 146/446 Mhz Dual Band, High Gain vertical Antenna

Antenna Authority - Specializing in an assortment of directional, wideband antennas and other equipment used for radio location

RF HAMDESIGN - An engineering oriented organization specializing in the design and manufacture of high performance parabolic antennas, 3dB high power RF couplers, Antenna power splitters, directional RF couplers and more items for RF transmission from HF through Microwave frequencies.

Tower - Windows program for analyzing vertical antennas. This program shows the resistance and reactance to be expected looking into a cylindrical metallic tower over a perfect ground. It gives a useful approximation of the values to be expected in a real-world situation.

JavaScript Electronic Notebook, K7MEM - It consists of a group of JavaScript® driven web pages that are intended for use as a quick reference for Ham Radio operators or just anyone interested in electronics. Offer calculators for Resistors, capacitors, inductors, power supplies, filters, attenuators and antennas