receiver-transmitter unit
71AN/FPS-16 — manned space program and the U.S. Air Force. The accuracy of Radar Set AN/FPS 16 is such that the position data obtained from point source targets has azimuth and elevation angular errors of less than 0.1 milliradian (approximately 0.006 degree)… …
72WRNY (defunct) — WRNY was an AM radio station that operated in New York City from 1925 to 1934. It was started by Hugo Gernsback s Experimenter Publishing Company to promote his radio and science magazines. It was the first station to have regularly scheduled… …
73Automatic Identification System — The Automatic Identification System (AIS) is a system used by ships and Vessel Traffic Services (VTS) principally for identification and locating vessels. AIS provides a means for ships to electronically exchange ship data including:… …
74SCR-299 — The SCR 299 was a U.S. Signal Corps mobile military communications unit used during World War II. HistoryThe SCR 299 replaced SCR 197 and SCR 597, and was an effort to give a long range communication advantage to the U.S. Army and its allies. To… …
75Diversity combining — is the technique applied to combine the multiple received signals of a diversity reception device into a single improved signal. Contents 1 Various techniques 2 Switched combining two way radio example 2.1 How signals are evaluated …
76Precoding — is generalized beamforming to support multi layer transmission in MIMO radio systems. Conventional beamforming considers linear single layer precoding so that the same signal is emitted from each of the transmit antennas with appropriate… …
77Real-time locating — Articleissues confusing=July 2008 refimprove=May 2008 essay=May 2008: This page specifically concerns operational aspects of RTLS. For methodology issues see locating engine. For technology issues see wireless. According to ISO/IEC JTC1 SC31 and… …
78Nikola Tesla — Tesla, aged 37, 1893, photo by Sar …
79Fritz X — Infobox Weapon name= Fritz X caption= side view origin= Nazi Germany type= anti ship missile / guided bomb is ranged= is bladed= is explosive= is artillery= is vehicle= is missile=yes is UK= service= 1943 1944 used by= Nazi Germany (Luftwaffe)… …
80Phase-shift keying — Passband modulation v · d · e Analog modulation AM · …
