28MAR 2024
Digital Amateur Radio

Digital Amateur Radio

Interestingly, questions on TTL and a couple of questions on logic symbols were removed from this section to make way for questions on digital comparators and programmable logic devices….Dan E6C – Digital ICs: Families of digital ICs; gates; Programmable Logic Devices (PLDs) Integrated circuits (ICs)…

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25MAR 2024
Amateur Radio Study Guides

Amateur Radio Study Guides

NOTE: This is the PDF version. You should be able to view this on nearly any computer. The study guide is also available as a .mobi file that you should be able to view on a computer with the Kindle app and an ePub file for the Barnes&Noble Nook. The No-Nonsense series of amateur radio license…
Wholesale Vendors

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15MAR 2024
New Ham Radio call signs

New Ham Radio call signs

For more than two decades, U.S. Amateur operators have been systematically issued station call signs by the Federal Communications Commission as part of the initial licensing process. Until May 31, 1996, radioamateurs were not allowed to choose their station call signs. New amateurs may get on the…
Water dispenser Singapore

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05MAR 2024
Ham Radio portable power

Ham Radio portable power

Review a collection of our most popular products: the Radio GearHarness, Radio Wallet, the DXpedition Pack, the Radio Box., the QuickZip Radio Pouch and the Remote HeadCase. Soft glove quality leather protects your HT from damage in style. Neoprene styles are fully finished and provide rugged outdoor…
Building Maintenance Management in Dubai

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24FEB 2024
Amateur Radio

Amateur Radio "Q" Signals

ACP-131 Is the controlling publication for the listing of Q codes and Z codes. It is published by the Combined Communications Electronics Board (CCEB) countries (Australia, New Zealand, Canada, United Kingdom and United States), and revised from time to time. When the meanings of the codes contained in ACP-131 are translated into various languages, the codes provide a means…

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14FEB 2024
SDR Ham Radio online

SDR Ham Radio online

SWLing Post contributor, Mehdi, has informed me that his ham radio club has just put a WebSDR online in Iran–perhaps the first in this part of the world. Mehdi notes some of the details about the receiver: [The WebSDR is] installed and operated by our amateur club: EP2C [Perhaps] the first WebSDR in the Middle East (the nearest one I know of is located at Armenia). We have…

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04FEB 2024
Australian Amateur Radio

Australian Amateur Radio

Dial from a transistorized mains operated Calstan radio, circa 1960s. Call signs in Australia are allocated by the Australian Communications and Media Authority and are unique for each broadcast station. The use of callsigns on-air in both radio and television in Australia is optional, so many stations used other on-air identifications. Australian broadcast stations officially…

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25JAN 2024
Radio Amateurs

Radio Amateurs

The Radio Amateurs Emergency Network , also known as RAYNET , is a British national voluntary communications service provided by amateur radio operators. It was formed in 1953 and exists to supplement national communication channels in the event of an emergency. History [edit] The idea of RAYNET came into being in the aftermath of the North Sea flood of 1953, a natural disaster…

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