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Topic: Shortwave

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  Shortwave - Wikipedia, the free encyclopedia
Shortwave frequencies are capable of reaching the other side of the planet because they can be refracted by the ionosphere.
Shortwave transmitting centers often use specialized antenna designs to concentrate radio energy on a bearing aimed at the target area.
John Cage employed shortwave radios as live instruments in a number of pieces, and other musicians have sampled broadcasts, used tape loops of broadcasts, or drawn inspiration from the unusual sounds on some frequencies.
en.wikipedia.org /wiki/Shortwave   (1530 words)

 [No title]   (Site not responding. Last check: 2007-09-19)
Shortwave radio operates between the frequencies of 1700 kHz and 30 MHz (30,000 kHz) and got its name because when it first began to be used it had shorter wavelengths than the frequencies previously in use.
Some frequencies of shortwave are capable of reaching the other side of the planet by bouncing a signal off the ionosphere.
The future of shortwave radio is threatened by the uprise of power line communication (PLC), where a data stream is transmitted over unshielded power lines.
www.wikiwhat.com /encyclopedia/s/sh/shortwave.html   (676 words)

 Shortwave listening - Wikipedia, the free encyclopedia
The ramp-up of digital shortwave broadcasting using Digital Radio Mondiale is giving some international broadcasters pause in their rush to completely dismantle their shortwave broadcast outlets.
The primary benefit of DSP hardware in shortwave receivers is the ability to tailor the bandwidth of the receiver to current reception conditions and to the type of signal being listened to.
The standard shortwave receiving antenna is the dipole antenna which can be readily purchased or made by hand from a roll of wire and a couple of insulators.
en.wikipedia.org /wiki/Short_Wave_Listener   (1702 words)

 Shortwave: Facts and details from Encyclopedia Topic   (Site not responding. Last check: 2007-09-19)
Numbers stations are shortwave radio stations of uncertain origin that broadcast streams of numbers, letters (using a phonetic alphabet), or words....
Shortwave transmitting centers often use specialized antenna[For more facts and a topic of this subject, click this link] designs to concentrate radio energy on a bearing aimed at the target area.
Shortwave bands are frequency allocations for use within the high frequency radio spectrum....
www.absoluteastronomy.com /encyclopedia/s/sh/shortwave.htm   (2597 words)

 Shortwave Tutorial | Support | Eton Corporation   (Site not responding. Last check: 2007-09-19)
Shortwave is a broadcast frequency range that allows stationssignals to be heard over vast distances, usually thousands of miles.
Shortwave is similar and the shortwave bands have names like 25 meters, 31 meters, 49 meters, etc. These are abbreviated 25m, 31m and 49m.
Because shortwave signals depend on such factors as the sun, the ionosphere and interaction with the earth itself, signals cannot be heard on all bands throughout the day.
www.etoncorp.com /US/support/shortwave_101.aspx?index=4   (1515 words)

 What is Shortwave Radio?   (Site not responding. Last check: 2007-09-19)
During that time period, shortwave was the average person's link to news sources all over the world such as the BBC in London, the Voice of America, and the propaganda of Axis Countries, such as Germany and Japan, allowing the average citizen to weigh and separate truth from fiction to stay informed to international events.
Shortwave radio cannot be taxed, cannot be charged, and cannot be made available on an exclusively subscriber basis; the one time cost of an inexpensive shortwave radio is the only cost of listening to shortwave radio.
Shortwave radio is rapidly returning to America as people seek a source of news and information that is unfettered by the forces of political correctness and government policy.
www.wwrb.org /whatisshortwave.htm   (2207 words)

 NZRDXL Shortwave Intro
Shortwave listening is a pastime followed by millions of listeners worldwide.
Shortwave stations operate on frequencies which allow their signals to travel far greater distances.
Shortwave stations don't broadcast 24 hours a day like AM and FM ones - but rather in language and time blocks varying from 30 minutes to two or three hours daily.
radiodx.com /spdxr/swlintro.htm   (759 words)

Shortwave radio listening is a hobby practiced by millions across the globe.
Shortwave radios (also known as receivers) allow for the reception of possibly hundreds of radio station transmissions from all over the world.
Because shortwave transmission operates off waves reflected from the earth's ionosphere (which has to do with activity on the sun), shortwave channels are not always stable.
www.jr.com /xs-product-guide-SHORTWAVE+RADIOS.html   (1153 words)

 About Shortwave Radio
Shortwave radio (or HF as the "Old Timers" sometimes call it) is any transmission between the frequencies of 1700 Kilohertz (Khz) or 1.7 Megahertz (Mhz) and 30 Mhz.
A shortwave receiving antenna however is very inexpensive, usually no more than a 30 foot piece of wire tied to a tree or even thrown onto a roof.
However, certain segments of the shortwave bands are referred to in terms of "meter bands" as a convenient form of shorthand.
www.beaconoftruth.com /shortwave.htm   (1567 words)

 Introduction to Shortwave Listening
Shortwave listening (abbreviated SWLing) is tuning for stations located on shortwave frequencies, usually thought of as those from 1700 kHz (the upper limit of the AM broadcasting band) to 30 MHz (the lower limit of the tuning range of most scanner radio).
Shortwave reception is heavily influenced by solar activity as indicated by the number of sunspots visible on the Sun.
Many shortwave stations welcome correspondence from listeners, especially reports on how well the station is being received and comments on their programming.
www.dxing.com /swlintro.htm   (1032 words)

 Shortwave Radio Listening (SWL and High Frequency Radio)
Shortwave Radio is similar to the local AM Broadcast Band on Mediumwave (MW) that you can hear on a regular "AM Radio" receiver, except that shortwave signals travel globally, depending on the time of day, time of year, and space weather conditions.
Ontheshortwaves.com is devoted primarily to the history of shortwave broadcasting and the shortwave broadcast DX hobby.
The many aspects of shortwave listening are covered, from listening to major broadcasters such as the BBC to such specialties as trying to hear distant stations, "pirate" broadcasters, and so on.
shortwave.hfradio.org   (3711 words)

 Comparing and Selecting Shortwave Radios
Shortwave radios can in general be distinguished from and compared to each other based on six primary characteristics:
Basic shortwave radios may only offer replaceable batteries as an option; desktop or home units generally also offer at lease a DC power jack to allow it to be powered from an adapter, and "emergency" radios sometimes offer a built-in generator, which allows you to power the radio via a hand crank.
Shortwave radios will have at least a telescoping rod antenna, and many will also have a built-in antenna.
support.radioshack.com /support_tutorials/communications/swave-2.htm   (348 words)

 Shortwave - Official site - Discography   (Site not responding. Last check: 2007-09-19)
Cunningham plans to extend her artistic efforts beyond mere music and composition, augmenting Shortwave with a "project house" that would enable her to enhance the multimedia experience of her music by including film, photography, and Web design.
She hopes to take Shortwave on tour with a full band-noting that it would take roughly 15 musicians to effectively pull the sound together to perform without the aid of previously recorded material.
Still, Cunningham's recorded creativity flourishes through Shortwave, bringing bits and pieces of well-designed sounds metaphysically and given to the world in a beautifully packaged jewel case.
www.shortwave.net /current.htm   (648 words)

 Shortwave Listening at Radios4You.com
Such a directory will alphabetically list the countries broadcasting on shortwave, showing their language, target area, broadcast time and frequency that is used.
Below is a list of the shortwave bands used for international shortwave broadcasts and their corresponding frequency ranges.
Shortwave listening is generally at its poorest during the daylight hours of about two hours after sunrise until about two hours before sunset.
www.radios4you.com /shortwave-listening.html   (953 words)

 Digital age pulls plug on BBC shortwave   (Site not responding. Last check: 2007-09-19)
From Tuscany to Tibet to Texas, huddling around a shortwave radio to listen to the BBC is for millions a tradition that dates back to the days when the sun never set on the British Empire.
But shortwave listeners in the United States, Canada and Australia are about to lose that scholarly voiced BBC welcome — "This is London" — at the top of every hour.
There are 1.25 million shortwave listeners in the United States and Canada, compared to 1.5 million Internet listeners and 2.5 million who listen to FM rebroadcasts that will still be widely available — if delayed.
www.usatoday.com /tech/news/2001-06-22-bbc-shortwave.htm   (913 words)

 Shortwave Equipment   (Site not responding. Last check: 2007-09-19)
Many of the longstanding manufacturers of shortwave receivers are getting out of the business, due to the decline of shortwave as a mass medium, at least in the affluent west.
I include these here because although they no longer actively manufacture or sell shortwave gear, their radios will be a part of the used marketplace for some time.
And, unless you already have some knowledge and experience in shortwave listening, it might be hard to evaluate whether a particular radio is a good dealer or not.
www.radioenthusiast.com /sw_equip.htm   (2292 words)

Shortwave is another name for high frequency (HF), which is the portion of the frequency spectrum between 3 and 30 MHz.
While CB radio has, thankfully, all but disappeared, shortwave has experienced a revival in recent years because of the introduction of digital technology, which has the ability to overcome the disadvantages of HF reception, such as signal fading, poor sound quality, low channel bandwidth, and susceptibility to noise generated from human and natural activity.
Shortwave is also ideal for people in areas not covered by broadcast signals.
brneurosci.org /radio.html   (936 words)

And Shortwave Partner Wyatt Mitchell created a number of innovative online ads that drew double-digit response ratesóright at the time that everyone was saying banner ads had stopped working.
But hey, the principles are still good and hard at work at Shortwave today.) Mike has also written on the advertising business and media for publications such as Adweek and Advertising Age, and is the author of a movie reference book, The Encyclopedia of Movie Awards.
Meet our work: ìWorking with Shortwave has been great both because of their workís effectiveness and because working with them is so easy.
www.getshortwave.com   (1890 words)

 Technorati Tag: shortwave
Buy A Shortwave Radio Online Turn the crank for one minute to generate an hour's worth of local news and music or broadcasts from anywhere in the world via the shortwave band.
Shortwaves From $29: Grundig, Kaito, etc Grundig Mini World Band Pocket Shortwave Radio and or Grundig FR200 Emergency AM/FM/Short-wave Radio Gray (FR-200, FR 200).
Yesterday I reported on what appeared to be a numbers station which, instead of being on shortwave radio, was located on an ordinary telephone line...
technorati.com /tag/shortwave   (514 words)

 Welcome to rec.radio.shortwave (Shortwave)   (Site not responding. Last check: 2007-09-19)
From a social point of view, shortwave radio is a way to find out what the rest of the world thinks is important.
Shortwave radio can also provide a way to eavesdrop on the everyday workings of international politics and commerce.
There is also a comprehensive review section of shortwave receivers currently available, one of the few places all this information can be found in one place.
www.faqs.org /faqs/radio/monitoring/shortwave-faq   (3841 words)

 Radioativa's Homepage
Generally, the lack of information on the Shortwave listeners' part, is the reason the activity is abandoned.
Shortwave (SW) signals travel much farther than those of AM and FM, and depending on certain conditions, can reach the opposite side of Earth.
It may come to you as a surprise, but Shortwave Broadcasters still serve millions of people worldwide, such as inhabitants of vast and remote regions of the world, like the Sahara Desert, the Amazon Region, Central Africa as well as personnel aboard oceanliners.
www.geocities.com /CapeCanaveral/Launchpad/2074   (303 words)

 Understanding and Using Shortwave Radio Accessories
External antennas are used with shortwave radios in order to extend the range of the radio.
This last is important because shortwave is best propagated at night, meaning that the best listening is at that time.
Many shortwave radios have a mono (single-channel) audio jack for connecting a pair of mono headphones, such as those shown below.
support.radioshack.com /support_tutorials/communications/swave-4.htm   (161 words)

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