vertical 25

W5QJR Antenna Revisited - This antenna combines the features of a horizontal and a vertical antenna to provide constant signal level to all stations from near-in to more than 1,000 miles It is the optimum antenna for rag chewing and net operation on 40, 80 and 160 meters

Vertical antenna for 160 meter - This high antenna require a large ground composed by 40 radials. It's not very handy expecially in windy situations but is very powerfull in pile-ups. In italian

The 160M Homebrew Vertical - The 160M "No Excuses" Homebrew Vertical is a 27 ft. vertical antenna, made from three 10 ft. PVC sections bolted together, and half wavelength of antenna wire helically wound around the PVC sections by K6MM

Inexpensive 17-Meter Vertical - A low cost, low profile DX antenna fro 17 Meters

Stealth Multiband Vertical  ^pop - A vertical antenna for 40 and 80 meters band, using a telescoping fiberglass fishing pole.

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

6 Meter 5/8 Wave Vertical Antenna - The G3JVL 6 Meter ground plane vertical is a compact antenna that is ideal for portable operations. If needed, it can be disassembled into a very small bundle no longer than the longest element.

KC0TKS Antenna Calculators - Allow calculation of a dipole, 3 element yagi and a vertical antenna

UA1DZ antenna - description and chart - HF 4 bands (7-14-21-28) vertical antenna plan

About NVIS antennas - What is NVIS Near Vertical Incident Skywave

Ultimate Portable HF Vertical Antenna - A light and compact antenna that is easy to build, and easy to find parts for. Band coverage is 60 through 10 meters.

Antenna Gain versus Height - Antenna gain for horizontal, vertical, and tilted orientation of a dipole for heights between 5 and 50 feet.

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

Balloon-supported verticals - Using balloons to raise lengths of wire can be great fun - as well as making it possible to work the DX on 136 kHz from small gardens.

JAN THØGERSEN - Old radios from 1925 to 1985

Freebanders antenna systems - Yagi Quad's and Verticals simple explanations about freebanders antenna systems

K5D LOG - Log search K5D Desecheo Island dx pedition 2009

RippleTech Electronics - Wide bandwidth Trapped Verticals and rotary dipoles, baluns, 40m/80m wire dipoles and accessories from Australia.

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

Low Power Radio and Broadcast Company - Manufacturers of high performance low power am transmitter products: sstran amt3000, bc-100, and the mw-250. for home and professional use.

IPS - HF Systems MUF maps and prediction charts - These pages provide general propagation advice for HF communicators. Information available includes inferred global propagation conditions, real time HF fadeout coverage charts, regional ionospheric vertical MUF maps and Hourly Area Prediction charts for Astralia and Asia, Europe and North America

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.

OpenBCM - The BayCom-Mailbox is an amateur radio/citizen band AX.25 Bulletin Board System with AX.25 store and forward capabilities. The software is available for Linux, DOS and Win-NT. OpenBCM is opensource and freeware.

BPQ32 - A user group established by John Wiseman G8BPQ/GM8BPQ and Ron Stordahl AE5E (ex N5IN) for BPQ32 - AX.25 NET/ROM compatible node software for Windows.

Cheap and simple HF dummy load - This is the report of a MFJ-259B analysis of two 100 ohm / 5 watts resistors in parallel partially in italian