Shortwave radio is a type of long-range radio transmission that bounces signals off a layer of the atmosphere to be received in another part of the world. The shortwave spectrum is made of groups of frequencies between about 3 and 30 megahertz (mHz). Shortwave radio depends largely on ...
A numbers station is a shortwave radio station that transmit encrypted messages in the form of numbers. These transmissions which many people find to be a mystery are used by foreign intelligence agencies around the world to send messages to their spies abroad. The numbers are sent on predetermin...
Imagine you’ve dialled a number on your phone and hear in high treble quality: “At Imaginary stations, we offer a wide range of services on the shortwave bands including a show calledOn-Hold Radio. If you love hanging on the end of a telephone and listening to music do join us for ...
Many radio amateurs got their start by listening to shortwave radio broadcasts at a young age.Many of these broadcasts came from national governments such as Australia(Radio Australia),the UK(BBC)and the USA(Voice of America).When the Cold War ended,the stations were either shut down(as in...
history, we’ve noticed correlations between aurora intensity and technical problems, uh, disruptions—first with compasses going awry, then when we developed telegraph systems they were affected, and then telephone systems, and shortwave radio systems... today even whole electrical power stations. ...
then when we developed telegraph systems they were affected, and then telephone systems, and shortwave radio systems... today even whole electrical power stations.For example, in 1989 there was a really intense magnetic storm initiated by a flare-up on the Sun, and it caused electricity to go...
Shortwave radiowhat will be will be A big thanks to our good friend across the pondDr Strangedubfor playing part 2 ofOne Deck Pete’s An introduction to Dub Gardeningon last Wednesday’sEcho Chamberat 84.00 minutes inhere. The show is a excellent listen for a Wednesday morning from 8-12am...
This is a revolutionary optional feature which does empower your AR-DV10 to receive the distress signals of COSPAS-SARSAT (PLB, EPIRB, ELT) distress beacons! Such beacons are activated by persons, aircrafts or vessels in distress. AR-DV10 is the world’s first hand-held radio receiver to ...
all TV, Internet and even cell phone signals. After the disaster, the relevant state departments urgently dispatched the two radios to the disaster areas. Two-way radios can receive radio stations from all over the world, and they are free to listen everywhere, which is unmatched by any ...
While the idea that the Internet would kill off ham radio was a concern, it has in fact helped keep ham radio operators going. The Internet has proven to be the ideal means of improving transmissions, by creating a means of using Voice over Internet Protocol to set up linking stations that...