online study

80/75 Meter 4-Square Array - This array has been in use since 1989. The SWR from 3.5 to 3.9 is below 1.5:1. The F/R of the array is 20dB average and with some signals even better.

eHam QSL manager Finder - An online database of QSL managers at eHam maintained by K4WA

Onlineradio blog - Blog pour Radioamateurs. A Blog for radioamateurs mainly in french

ARRLWeb: A Study of Amateur Radio Gender Demographics - A Study of Amateur Radio Gender Demographics. How many ham radio operators in the usa ? Estimated Number of Hams in Each State, by Gender

Mortality statistics in Ham Radio Community - To search for potentially carcinogenic effects of electromagnetic field exposures, the author conducted a population-based study of mortality in US amateur radio operators

FCC Home Study License Training Course - It's a whole new way of preparing for the government FCC License examination. The classroom is your home.

The  New  Zealand  Ham Radio Study Guide - A complete guide to NZ amateur radio examinations. Include usefull technical documentation you can use to prepare yourself to the exams.

IW0QNL's HamRadio Web Server - Packet Cluster and BBS hamradio online, Server APRS and other.

IV3YER - Personal page with online log and shack information

N2JRF Amateur Radio & Hobbies - Amateur radio ham machining mill lathe cannon photo

Radioexchange.net Antique Radios - Antique radios, ham radio, electronic parts, test equipment, stereo equipment, record players, phonographs, tape recorders, gadgets, Bought & Sold Online

Scanner Chile - Scanner Chile is a System online where you can listen to the Departments of Firemen of the Metropolitan Region Chile

Webcam @ DL6KAC - The webcam is usually online during contests, longer radio activities and similar events. If it is offline, the stream might be online.

Amidon Baluns - HF baluns by amidon.de with online shop

DB0ANF APRS Server - Db0anf APRS server for nuernberg / fuerth area, providing online access to the aprs station database

Sydney live police scanner - Live online police scanner for Sydney Australia.

DC Ace Electronics, Inc. - Amateur Radios and Accessories online shop IL USA

Walcott CB Radio Store - CB Radios And Antennas, Marine Radios, Scanners, Radar Detectors. Online store and repair service

Government Liquidation - Government Liquidation is an online marketplace for the sale of U.S. Government surplus and scrap material to the public

Toxic Tops - Online Ham Shack - Stuff - Gifts for the Ham or Amateur Radio enthusiast in your life. Choose from Shirts, Mugs, gifts and more with Ham oriented sayings.

Kitmondo: used test equipment - Kitmondo is an online marketplace for used test equipment and measurement equipment including analyzers, oscilloscopes and generators equipment.

Javascript antenna calculations - Javascript online calculators for dipole 5/8 verticals with radials, and delta loop antennas

VT100/ANSI terminal and Telnet client - Online is a VT100/ANSI terminal emulator and Telnet client for Palm OS organizers. Connect to Unix systems, configure routers and reprogram embedded computers.

Callsign Lookup - Callsign Lookup is a simple, small Apple Macintosh application that allows the amateur radio operator with a dedicated Internet connection (DSL, cable) to quickly access online callsign databases

Electronic Products Buyers Guide - A comprehensive, online reference guide resource of electronic components and equipment