ara 2000

Transmission Lines - About feed lines, parallel lines and coaxial lines, notes on impedance, SWR, Baluns, velocity factor and more by NZART

AA3RL Transmission Line Calculator  ^updated - Excel spreasheet that calculate virtually every transmission line parameter that one may need. Include Length conversions, Reactance and Length of Stubs

Building Coaxial Traps - This page describes the design and construction materials W8WWV used to build a coaxial cable trap. A coaxial cable trap is a parallel resonant circuit that is usually inserted in an antenna element to enable multiband operation.

Houston Vintage Radio Association - A non-profit organization seeking to preserve the history of the development of wireless communication by encouraging the acquisition, restoration, preservation and exhibition of antique wireless and radio apparatus

JA6ZPR Amateur Radio Club - Very active contest club fom Japan

MA QSO Party - The contest takes place the first full weekend of May (from 1800Z on Saturday May 5 to 0400Z Sunday May 6, and from 1100Z to 2100Z Sunday May 6). A total of 20 hours contesting!

Connecticut QSO Party - Candlewood Amateur Radio Association is sponsoring the annual Connecticut QSO Party

Wisconsin QSO Party - West Allis Radio Amateur Club

Official CQ countries and Zone List - Official, and updated CQ Magazine Countries and Zone List available in various formats, text, word and excel formats.

Amateur Radio Lighthouse Society - Founded in 2000 by Jim Weidner, K2JXW, a licensed ham operator for over 50 years, the ARLHS is the only society of its kind devoted to Maritime Communications, Ham Radio, Lighthouses, and Lightships.

YN2N Guest House Nicaragua - In YN2N Guest house you can enjoy the visit to Granada meanwhile you can use our YN2N Ham Shack full of equipment, in a beatifull rural property just 10 minutes from Granada.

Vermilion County Amateur Radio Association - Founded in 1950 by a small group of Danville Amateur Radio Operators (Hams), Vermilion County Amateur Radio Association is backed with 56 years of community service.

W3SC SARA - SARA, the Schuylkill Amateur Repeater Association located in central-eastern PA in Schuylkill County.

IARU Ham Radio Pupulation summary - Status summary of radio amateurs and amateur radio stations of the world 2000

Miami & Miami Beach Police Radio  ^pop - Miami live police scanner feed provided by melsgarage.com

Run your own live feed - This tutorial will get you on the road to running your own live scanner feed on the Internet, be it railroad, fire/ems or law enforcement related.

The Baudot Code - Table that represents programmer's quick reference to the Baudot character set.

Parabolic - This program calculates geometry, gain, losses, efficiency, directivity pattern and other parameters of primary fed and offset parabolic antennas.

TubeCalc - Input (grid or cathode) and output (plate) tube resistances calculation according to its electrical characteristics, frequency, mechanical dimensions and working conditions.

ASCII to ADIFF - This program will convert comma delimited ASCII files to ADIF format for import into a logging program that supports ADIF import. The program is intended to be used with comma separated text files produced with other logging programs or with spread sheet programs, such as Excel.

MT Hell - MT-Hell software for 16 bit Soundblaster cards. Sends seven parallel tones with careful dot shaping for minimum interference, and transmits a very nice sound by G3PPT

RadioComm  ^pop - RadioComm can be used to program your Icom radio's memory, or to create nice radio-frequency spectra (see above) or to interface your radio to a huge database of frequencies.

Satellite Finder - Satellite Finder is a way to accurately point satellite dishes at communications satellites in geostationary orbit.

Idiot's guide to coaxial cable  ^pop - A very beginner's guide to coax cables. Characteristics, detailed comparison of typical coaxial cables, commonly used connectors, and a few words about SWR.

Cheap and simple HF dummy load - This is the report of a MFJ-259B analysis of two 100 ohm / 5 watts resistors in parallel partially in italian