call books

40 m Band Delta loop Antenna  ^updated - 40 meters band Delta loop vertically polarised antenna by YO4DFT

Electrically-Short Dipole Antennas - Electrically shortened dipole antennas, article by Mark Connelly, WA1ION

Coaxial feeder or RF coax cable - An overview of coax cable often called coaxial feeder or RF cable, used to feed antennas and deliver radio frequency power from one point to another

RF choke or 1:1 balun - RF Choke to prevent hf currents on the feedline or...1:1 Choke Balun, sometimes called the "UGLY BALUN"

BiQuad 144/430 MHz - A vertically polarized broadside and collinear array by KE4UYP

EWE Antenna Info - Posting in the AM list of the National Radio Club, concerning an antenna called a "EWE" used for listening to distant radio signal reception.

Vertical stacking of HF antennas - Benefits of stacking two HF antennas vertically

Vintrage Radio - alive and well - Presentation about finding, restoring, updating and operating vintage Ham Radio by K4QKY and Bill Call, KJ4W

Glowbugs Times - Homebrew Tube Projects, Vacuum Tube Data, Articles From Old Handbooks

LogView - LogView is a FREE post-contest log-visualisation tool, for analysing contest performance. It plots the QSOs in a Cabrillo-format contest-log on to one of 8 different maps by finding the position of each QSO from an online database of about 970,000 W/VE callsigns.

VP8BUG VP8BUH Falklands Isl 2009 - DX pedition from Port Stanley, Falkland Islands (SA-002) calls : VP8BUG (digi-modes) and VP8BUH (SSB) QSL only via: manager EB7DX

RW3WWW Amateur radio club SPORADIC - Students amateur radio club SPORADIC of Kursk's state technical university . In entire lifetime the radio station worked under the main calls: UA3KUO, UK3WAF, UZ3WWW, RW3WWW, and also used more than 60 calls in radio-expeditions(RC3W, R6SE, RP3W, RI1OP, RI1SI, R6SC). The chief of radio station since 1977 is Pikkiev Valery RW3WW.

MX0GGP - ANARC - Angel of the North Amateur Radio Club based in Gateshead, Tyne and Wear - Club callsign - MX0GGP

W1TLC Augusta Amateur Radio Association - Augusta Amateur Radio Association Club call W1TLC

HAM Radio Directory of India - Find VU Ham radio operators by Call Sign

Why are Radio Amateurs called Hams - Why amateur radio is called ham radio taken from Florida Skip Magazine 1959

Ham Radio Grid Square Locator Map - Amateur Radio Ham Radio Maidenhead Grid Square Locator Map, by Address, Call sign or Grid Square, using google maps

The PropNET Project - PropNET is an ad-hoc 2-way (and potentially, "more-way") RF-based digital communication network whose activity is reported on the Internet. As participating stations periodically ID and exchange data, they report their activity to an Internet data-collection hub for presentation through this web site.

Marine Radio in Canada - VHF channel usage, making a mayday call, and related informations

BroadWave Streaming Audio Server - Software to stream live audio over the Internet, Automatically compresses and streams audio recordings online, Streams play automatically in all popular browsers, Installs and streaming audio in just minutes.

Bamlog - Shareware Ham radio software based on the BamCall web service.

P16PRO and PICALL - P16PRO and PICALL Microchip PIC programmer

Ham for iPhone - Ham is a free iPhone Ham Radio utility. View solar conditions (Solar Flux, Indices, X-Rays, Sunspots and calculated band conditions). View PSKreporter reports and Callsign lookups.

Antenna Switching - To enable switching of a large number of antennas in a two radio setup, and get a smooth solution, calls for a lot of consideration.

A PIC16F84 based CW Decoder - CW decoder project that automatically adapts itself to the CW rate and may be employed for learning purpose substituting the traditional tone generator and offering the capability of displaying the keyed code.