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Beverage antennas - Two Wire Beverages, using ladderlines, Adding Surge Suppression to a Beverage, Supporting the Beverage Wire

A Pyramidal Antenna for 14-30 MHz - This article is about a type of log periodic antenna that surprisingly little has been written about

Single-stub matching - Single-stub matching of transmission lines to loads A worked example

The Smith Chart - Understanding smith charts, an introduction to smith charts and it's advantages.

Basics of antennas - The current, the voltage, the impedance, the bandwidth, the polarization, and how the earth influences the famous radiation pattern.

The mystery of radials - Effect of radials on the efficiency of antennas.

Measuring Tower Resonances - Some notes on measuring tower resonances by Rudy Severns, N6LF

Practical Wifi Antenna Measurement - This page describes a simple way to determine the main RF characteristics of a Wifi (IEEE802.11b/g wireless LAN) antenna.

Washington County Virginia Police scanner - Bristol Virginia, Washington County Virginia and surrounding area Police and Fire scanner

PhaseFree, Inc. Surge Suppression - PhaseFree, Inc. Surge Suppression. Provide customers with the safest and highest quality surge suppression on the market. Providing surge suppression for the Navy's MARS stations protecting their investment.

Balloons Over Idaho - A group of Treasure Valley Hams have formed a group that is interested in experimenting with ballooning and using Amateur Radio and APRS to further our knowledge in communications.

All-Risk Ham Radio Equipment Insurance Plan - Besides protection from lightning, this ARRL "All Risk" Ham Radio Equipment Insurance Plan also gives you the protection you need from loss or damage to your amateur station

Assurisk Insurance Priority listing - Insurance package for french radio amateurs valid for licenced hams and SWL.

Coastal Bend Electronics - From radar detectors to cellular amplifiers to cb radio to surveillance cameras to metal detectors to VHF radio Marine radio, Stereo, Cb Radio, and Cellular repeater, Texas USA

Mock Electronics - Mock electronics - huntsville, AL - Electronic parts and equipments, antenna parts, cb equipment, surplus

Electronic Surplus Inc. - Electronic surplus dealer with online catalog

Receivers sorted by IM3 - Sorted by Intermodulation. Best receiver first. This is a measure of how badly a close-spaced signal will trash your receiving with spurious signals or splatter sounds,

RF Exposure Regulations News - ARRL FCC RF Exposure Regulations

RF Radiation and Electromagnetic Field Safety - Preprinted from the 1997 ARRL Handbook for Radio Amateurs. Thermal Effects of RF Energy, Safe Exposure Levels, Cardiac Pacemakers and RF Safety, Determining RF Power Density

FCC OET -- Radio Frequency Safety - FCC Policy on Human Exposure to Radiofrequency Electromagnetic Fields

FCC: New RF-Exposure Regulations - The FCC has answered some of ARRL questions about the RF-exposure rules. Changes to the regulations have a few pleasant surprises for Amateur Radio.

FCC RF-Exposure Regulations - Station Evaluation - Statio evaluation guidelines and rules for correct antenna setup

Noise measurements and reduction - K1SIX- Noise Measurement and Reduction Techniques

0-30MHZ RF Power Measurement - HF 100W LCD PIC16F877A SWR Meter at fox delta

N2PK Vector Network Analyzer - Homebrew VNA capable of both transmission and reflection measurements from 0.05 to 60 MHz