azimuth and elevation
81microwave landing system — An instrument landing system operating in the microwave spectrum (5.0–5.25 GHz/15.4–15.7 GHz) that provides precision guidance in azimuth, elevation, and distance measurement to aircraft having compatible airborne equipment. There is no… …
82Magnetometer — A magnetometer is a measuring instrument used to measure the strength or direction of a magnetic field either produced in the laboratory or existing in nature. Some countries such as the USA, Canada and Australia classify the more sensitive… …
83MIM-14 Nike-Hercules — Nike Hercules Missile Type Surface to air missile …
84Brevity code — Contents 1 American/NATO codes 1.1 A 1.2 B 1.3 C …
85HRS antenna — HRS type antennas are more or less the standard antenna used for long distance high power shortwave broadcasting (> 1000 km). Contents 1 History of HRS design 2 Nomenclature 3 A versatile antenna type …
86Compass — This article is about the direction finding instrument used in navigation. For other uses, see Compass (disambiguation). A simple dry magnetic pocket compass …
87P-18 radar — in Germany with Parol IFF Country of origin …
88HQ-9 — The HQ 9 ( zh. 红旗; pinyin: hóng qí ) is China’s new generation medium to long range, semi active radar homing air defence missile.cite journal |author=「黃河」 |year=2001 |month=Jan |title=巡天神箭 紅旗9號與紅旗家族動態 |journal=Defence International |issue=114… …
89Zaslon radar — Zaslon MiG 31 showing Zaslon antenna Country of origin Russia Introduced 1975 …
90Surveyor 7 — Infobox Spacecraft Name=Surveyor 7 Caption=Surveyor model on Earth Organization=NASA Major Contractors= Hughes Aircraft Mission Type=Lander Satellite of= Moon Launch= January 7, 1968 at 06:30:00 UTC Launch Vehicle= Atlas Centaur Decay=Landed on… …
