mobi, pdf |eng | 2014-10-26 | Author:ARRL Inc.

Today, there are literally hundreds of bands and dozens of different types of radio spectrum users. The frequency privileges granted to the various services are called allocations. For example, amateurs ...

epub |eng | 2014-06-14 | Author:John Pertell & Kc2tav [Pertell, John & KC2TAV]

Key Up – Turning on a repeater by transmitting the repeater’s input frequency. Kilocycles – This is a thousand cycles per second. The term was later replaced by kilohertz “kHz”. ...

mobi, epub |eng | 2010-06-28 | Author:Gavin Weightman

24 Defeat in the Yellow Sea Late in December 1903 the White Star Line’s Majestic, which had recently been refitted after serving as a troopship in the Boer War, eased ...

azw3 |eng | 2013-09-02 | Author:Pahlavan, Kaveh & Krishnamurthy, Prashant [Pahlavan, Kaveh]

Secret-key algorithms such as AES are based on two principles: confusion and diffusion. The former introduces a layer of scrambling that creates confusion as to what exactly might be the ...

epub, pdf |eng | 2012-03-20 | Author:Jamie Munro [Jamie Munro]

Note This feature might not work correctly in all simulators and an actual device may be needed. 1.11. Displaying Table-View Data Problem You have a hierarchical list of items that ...

mobi, epub, azw3 |eng | 2006-10-24 | Author:Erik Larson

TWO DAYS LATER, on Saturday, February 22, 1902, Marconi once again boarded the Philadelphia. The main purpose of this voyage was to return to Canada to close the agreement with ...