coax ground

Vertical Antenna For 40- 80-160 Meters - The basic antenna is a vertical monopole, using elevated radials to complete the ground plane by k5oe

Ground Plane for 7 MHz - How to build a ground plane antenna for the 40 meters band in french

WA0WOX 6 meter Moxon Antenna - Built around a 1/2" pvc frame, Larry's 6 meter moxon antenna is made from #8 aluminum ground wire

Feeder Radiation - Connecting centre fed antennas, dipoles, yagis, rhombics, loops to coaxial cable, unless care is taken, it is not difficult to end up with feeder radiation resulting in power loss and the radiation characteristics changes

The Coaxial Line - Impedance matching, Transmission Lines, Characteristic Impedance, VSWR & Mismatch and Antenna Losses

A model of the W2DU 1:1 choke balun - Notes on making the W2DU choke balun by placing several ferrite sleeves around a coaxial cable.

Groundplane Antennas at Various Heights - Mounting on Roof or at Ground Level?

Why Radials ? - Butternut article on radials usage on vertical and ground plane antennas

Building traps with coax cable - Tips on how to build a trap using common coaxial cable and coax trap software, by F5JTZ in french

Hi-Line Utility Supply - Furnishing Quality Tools & Equipment For Construction and Maintenance of Above and Underground installations.

The Ground Wave - About ground wave, article by moonraker.com.aut

What is NVIS - differences from groundwave propagation

RadioWare - Products and books for the radio hobbist. Antennas, Coax cables, filters,Lightning Protection, Wire & Cable, Books

Tower Electronics - PL-259, Motorola & N connectors, Coax Seal, universal adapter kit, TNC, Mini-UHF, SMA, F & BNC connectors, audio connectors,antenna mounts and antennas

Praxtel Telecommunications - Praxtel offers coaxial cable and connectors, as well as fiber optic cable, connectors and other products for telecommunication applications. 50 Ohm Coaxial and Helical cables. 75 Ohm coax cables.

Remote antenna switch - A remote antenna change-over switching using relay powered over the coaxial feeder

N7KSB Milliwatt transmitter - N7KSB used this 1/2 watt CW transmitter, with a roof-mounted ground-plane antenna to work all continents and over 30 countries.

Coaxial Cable's specifications - A table with Loss in DB/100m , Max power in Watts, Diameter in mm , Velocity factor (VF)

Loss Calculator - Calculate power loss depending on coax cable you use

Diplexer 2m 70cm - This DIPLEXER separates 2m from 70cm on the same coax cable, and allows to use 2 antennas over the same cable and permits transmission on one band and simultaneous receiption on the other band by hb9abx

Efficient ground system - Article shows how to develop a good external ground system to complete your station’s protection.

Lightning Protection for the Amateur Radio Station - Article on lightning protection for the ham radio station, Lightning Characteristics, Identify What is to be Protected, Establishing a Good Ground, Coax Cable Grounding, Operating Safety by wrblock.

Lightning Protection : Protecting each I/O line - KB22UT Article on how protecting ham radio station and in particular I/O Lines such as AC power, coax cable, control circuits, telephone line.

Amateur Radio Grounding to Protect Against Lightning - Protecting the ham radio stations, using a good ground system

Ligthning: Protecting Towers - An interconnected concrete tower base can help the tower ground system.