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The NEC input file is a sequence of lines; the input file is known as a "deck" (from "card deck', referring to the original punch card formats) and uses a .deck or .nec file extension. Each line of text, or "card", starts with one of several dozen identifiers that indicate how the line should be interpreted.
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English: KGB-forged “FM 30-31B, Stability Operations, Intelligence – Special Fields” was among material provided to Cryptome in May 2001 by the U.S. Army Intelligence and Security Command (INSCOM) responding to a Freedom of Information Act request for an INSCOM file titled “Disinformation Directed Against US, ZF010868W,” quoted Active Measures, New York: Farrar, Straus and Giroux, 2020.
The RP-23 Sapfir (NATO codename: High Lark) was a Soviet look-down/shoot-down radar system. It was developed by Phazotron specifically for the Soviet Air Forces (VVS) new MiG-23 fighter aircraft and used in conjunction with the Vympel R-23 (NATO codename: AA-7 Apex) beyond visual range air-to-air missile.
There have been several system improvement programs, including the Integrated Communications Security (ICOM) models, which have provided integrated voice and data encryption, the Special Improvement Program (SIP) models, which add additional data modes, and the advanced SIP (ASIP) models, which are less than half the size and weight of ICOM and ...
It has since been replaced with Surface Electronic Warfare Improvement Program (SEWIP), which will replace the existing SLQ-32 hardware and technology in an evolutionary fashion. [10] As of September 2013 [update] , SEWIP Block 2 upgrades were first installed on Arleigh Burke -class destroyers in 2014, with full-rate production scheduled for ...
A transmatch (antenna tuner) is not required to use this antenna near its nominal design frequency of 14 MHz, and judicious length adjustments can sometimes include one other frequency band. All other frequencies require a transmatch. [citation needed] There are many variants of the G5RV antenna. Two variations of the G5RV design, called ZS6BKW ...
William Ittner Orr (1919–2001) was an engineer, educator, communicator, and ham radio operator. [1] [2] [3] He was the American author of numerous amateur radio and radio engineering texts.