operating modes

40m broadband vertical antenna - A loopy loop loaded vertical antenna operating range 7.0 to 7.3 MHz by S. C. Chuck Smith, WA7RAI

Contest Operating Practice - Operating practice in english

The K0NR Weblog - Stuff about amateur (ham) radio, especially VHF/UHF, QRP, portable and mountaintop operating

Brooks Amateur Radio Club - Operating VE6EID repeater on 147.120

W6AF Oroville Amateur Radio Society - It is our purpose to further the exchange of information and cooperation between members, to promote radio knowledge, fraternalism and individual operating efficiency. Based in Oroville, CA

KB0TUC The Royal Gorge Amateur Radio Club - A General-Interest ARRL Affiliate Operating Open Repeaters in Canon City, Colorado

Lincoln Amateur Radio Club - Everything you need to know about how to being a ham. Classes, testing, operating various modes and equipment

K5DX The Texas DX Society - The Texas DX Society, founded in 1970, is an organization of radio amateurs in Houston, Texas who have a primary interest in DX chasing and contest operating on HF, VHF, and UHF

Virginia beach Amateur Radio Club - Our purpose is to further the exchange of information and cooperation between members, to promote radio knowledge, fraternalism, individual operating efficiency, and to so conduct club programs and activities as to advance the general interest of Amateur Radio and public service within the community.

Stealth ham radio forums - Antennas for Restricted Space, operating from apartaments or cannot setup antennas, discuss here.

HB9FX Internet Remote Base JN37XH Hochwacht Zofingen Switzerland - Tune and / or listen between 10kHz - 10GHz to professional Online-Receivers as Rhode & Schwarz EK070 or AEG E1900/3, Amateur-Radio-Transceivers, Web-SDR, Digital-Modes, Repeaters, EchoLink, APRS or control Antenna-Switch-Matrix, Antenna-Tuner, SWR & PWR- Control or Web-Cams.

MDS-HAM Amateur Radio Products - MDS-HAM Amateur Radio Products help make operating easier with the Introduction of the RC-1-Y, and RC-1-M rotor control box. A digital rotor control box with a serial computer interface at an affordable price which is made in America.

BandPlans.com - Have you ever wondered where different modes should be operated, what frequencies to avoid as a courtesy like SSTV etc? This site offer a database for known net frequencies,known segments for different modes, known beacons

Frequencies for using digital modes - These frequencies are to be used as a guide to find the related signals. They have come from several sources, and are, in no way, guaranteed to be complete, accurate, or inclusive.

Sights and Sounds of Digital Signals - Preview the waterfall signature of various digital signals and listen to the sound of the digital modes. Learn about the bandwidth requirements and why a linear transmitter path is critical to successful and correct use of many modes on the amateur bands by W1HKJ

Operating from a scooter - Activities from a scooter by IK4DCS using a dipole

Why is Morse Code Still Used? - Interesting article by WY3A explaining benefits of operating CW

K6DBG - CW really is a language - Some things I've discovered about learning and operating CW by Chris Kantarjiev K6DBG

A basic CW operating manual - Compiled by Dan Stegner KC0OBU from FISTS CW Club member tips, amateur radio morse code procedures

Repeater operating procedure - Guidelines on operating on ham radio repeaters frequencies

Working AO-51 Calls for Courtesy, Common Sense - AO-51 Operating guidelines and introduction

Top of the Dial - 160 metres band - Operating the 160 metres band in Melbourne Australia by VK3YE

N1EU's Elecraft K3 Operating Notes - Setup and performance measurements of Elecraft K3

ZLP Electronics - Yaesu Icom Kenwood CAT Interfaces. Isolated audio-DATA interfaces for ALL afsk DATA modes inc psk31 rtty sstv etc.

TANKIT Priority listing - A free design aid for vacuum tube linear RF power amplifiers. Determine plate circuit operating parameters and design pi or pi-L tanks quickly and easily.