TITLE

The World Above 20k

AUTHOR(S)
Lehrman, Paul D.
PUB. DATE
May 2002
SOURCE
Mix;May2002, Vol. 26 Issue 6, p26
SOURCE TYPE
Periodical
DOC. TYPE
Article
ABSTRACT
Talks about how ham radio operators might be able to take advantage of radio frequencies above 20kHz. Several radio frequencies; Cost of bandwidth and digital storage; Information on a study by the National Institute of Multimedia Education in Japan which examined the effects of high-frequency sound above the audible range on brain electric activity and sound perception.
ACCESSION #
6976917

 

Related Articles

  • On The Road Again. Zimmerman, Gene // QST;Jun2006, Vol. 90 Issue 6, p89 

    The article narrates the author's experience of setting up a rover station at a very high frequency contest in winter in the telecommunications industry in the U.S. The structure settled on a two-tower system, a microwave tower in the truck bed with 4 loops Yagis and a two foot dish with a...

  • What Frequency am I On? Wade, Paul // QST;Aug2006, Vol. 90 Issue 8, p76 

    The article discusses microwave frequencies for ham radios. It claims that a frequency must be accurate for narrowband communications to take place and its quartz crystals must have a tolerance of 100 parts per million. It adds that the most common microwave transverters include a small crystal...

  • Apples, Oranges and Other Oddities. Zimmerman, Gene // QST;May2011, Vol. 95 Issue 5, p89 

    The article discusses very high frequency (VHF) contesting which has the same purpose as other contests, to work as many stations as one can including all stations encompassed by the American Radio Relay League field organization. It highlights unusual practices in VHF contesting. It explains...

  • The Ubiquitous PL-259. Ford, Steve // QST;Dec2004, Vol. 88 Issue 12, p56 

    Offers advice to amateur radio users on the use of UHF radio frequency (RF) connectors for coaxial cables. Types of RF connectors; Proper preparation of the cable end; Soldering PL-259 connectors.

  • A Little Courtesy, Please. Ford, Steve // QST;Dec2004, Vol. 88 Issue 12, p82 

    Reports on the popularity of AMSAT-OSCAR 51, known as Echo, to those with a dual-band VHF/UHF transceiver. Comparison with Fuji-OSCAR 29; Competition of signals for the Echo's uplink receiver; "Experimenter's Day" aboard OSCAR 51.

  • Standings.  // QST;Apr2010, Vol. 94 Issue 4, p89 

    The article provides information on the Standings column that lists the four lower shortwave/ultrahigh frequency (V/UHF) radio bands, including 50, 144, 222, and 432 MHz, the Microwave bands, and Earth-Moon-Earth (EME) on all bands. It states that the standings depend on the number of stations...

  • WRC-15. Sumner, David // QST;Jan2016, Vol. 100 Issue 1, p9 

    The article discusses the global secondary allocation approved for the amateur radio service, which marks the first all-new amateur allocation in the high frequency bands since 1979. It notes that the allocation at 5351.5-5366.5 kiloHertz is the most important step forward since the World...

  • 60 Meters. Sumner, David // QST;Jul2003, Vol. 87 Issue 7, p9 

    Reports on radio amateurs in the United States' access to additional high frequency (HF) spectrum. Channels in the 60-meter band; Findings of the International Amateur Radio Union's survey document, entitled 'Spectrum Requirements of the Amateur-Satellite Services'; Spectrum occupancy study of...

  • A MIGHTY DUCK FOR EMERGENCIES.  // QST;Jul2003, Vol. 87 Issue 7, p60 

    Offers advice on repairing the damaged rubber duck of amateur radios. Use of an RG-6 video patch cable; F-female to-BNC-male adapter; Adjusting the radiator portion.

Share

Read the Article

Courtesy of VIRGINIA BEACH PUBLIC LIBRARY AND SYSTEM

Sorry, but this item is not currently available from your library.

Try another library?
Sign out of this library

Other Topics