ground indipendant

50MHz J-Pole Antenna  ^pop - Need a general purpose antenna on the magic band? The J-Pole is an easy-to-build and inexpensive device that provides an omni-directional vertically polarised antenna without the need for a ground plane. In technical terms, it is an end fed vertical 1/2 wave which is fed via a 1/4 wave matching stub.

Poor ground, better Beverage - Poorer conducting earth beneath a Beverage gives better performance

J-Pole theory  ^pop - The J-Pole antenna is an omnidirectional antenna that can be used for base, mobile and field day stations. It does not need a ground plane, radials or a complicated matching system. The J-Pole can be cheaply, simply and quickly constructed using a variety of techniques, some of which are discussed in this article.

Antennas and Grounds for apartments  ^pop - Suggestions on finding RF ground when you live in an apartment and you want to setup an antenna

6m vertical antenna - G3JVL Six meters ground plane vertical is a compact antenna that is ideal for portable operations on 50 Mhz

Ham Radio And The WTC Disaster - "W2IK's Personal experience being the first responder at ""ground zero"" during the WTC 9/11 disaster."

Hoosier Hills Hamfest - Hoosier Hills Hamfest 2002October 5th&6th, 2002 Lawrence County 4-H Fairgrounds Bedford Indiana.

Starke, Florida Hamfest - Second Saturday in October at the Bradford County Fairgrounds.

Charlotte County Hamfest - March 15,2003 Charlotte County Fair Ground Port Charlotte Fl.Large Tailgate area,Inside vendors.

Symek - Packet-Radio-Controller for amateur radio, CB and commercial applications. Data radios (transceivers), receivers and transmitters for high speed data communication Assemblies for satellite ground stations, special receivers and transmitters.

Global Positioning System Primer - Welcome to the Global Positioning System (GPS) What is GPS? What is Navigation? GPS Elements Satellites in Space Ground Control Stations and Receivers, How GPS Works - An Amazing System, Military Uses for GPS

IRLP Operating Guidelines - Operating procedures for IRLP use

IonoProbe - Monitors the space weather parameters essential for HF radio, including SSN/SFI, Ap/Kp, X-ray/Proton flux, and Auroral activity. IonoProbe downloads near-real time satellite and ground station data, stores information for future use and displays it in a user-friendly way.

Handbook on grounding - U.S. Government's military handbook on grounding in pdf format

Colboth - Antique and ham radio repair - Repair and restoration of not just antique tubed radios, but also new solid-state Amateur Radio products also!! Also, electronic kit building and troubleshooting, antenna grounding kits and products.

Bertech - Distributor of ESD, kapton tapes, high temperature tapes, esd wrist straps, ionizers, ground cords, grounding devices, ESD gloves, esd finger cots, esd workstations, esd rubber bands, esd binders, esd bags, anti static glove, esd rubber bands, no clean solder paste, water soluble solder paste, finger cots, esd mats

The Radio-Frequency Ground - You were told that your audio was no good, that you had "RF in your audio ? This is also known as RF feedback

Grounding system - Perhaps one of the most over looked aspects of setting up a listening post is a ground system

Grounding FAQs - A Grounding Q&A by ARRL web

Assorted grounding hints and kinks - Assorted Grounding Hints and Kinks and Technical Correspondence, Grounding Techniques, Conductivity in the Cold, Cold Ground, Is Your Radio Equipment REALLY Grounded?

Different grounds for different shacks - Technical questions answered about grounding techniques, in pdf file

Grounding Concepts - What is ground?RF ground and the ground plane, how can I tell if I have a good ground? ground loops

Why grounding - Overvoltage protection, Voltage stabilization, Grounding in wiring, Ground wire resistance

Station Lightning Protection - This website outlays the basic knowledge, safe design and installed equipment that are employed in the lightning protection system of a US Coast Guard Auxiliary Radio Facility. This should also be relevant to the Civil Air Patrol, MARS, and Amateur Radio stations who provide emergency communications capability for public safety or the military

Rtty interface (FSK/AFSK) with sound cards - "How to remove the so called ""ground loop"" and the reentry in the RTTY broadcast and make radio and PC happily coexist"