servo control unit
11AN/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)… …
12NEYRPIC ACS 450 — is a satellite tracking system designed, manufactured and distributed by Alstom. It is destined to be mounted on all parabolic antennas covering frequencies from L to Ku band, for tracking geostationary satellites in a stable or inclined orbit.… …
13dashpot throttle — A type of acceleration control unit in an engine control system. It consists of a sliding servo controlled throttle valve whose position is determined by a control valve attached to the pilot’s throttle lever. If the throttle is moved rapidly and …
14Self-steering gear — is equipment used on ships and boats to maintain a chosen course without constant human action. It is also known by several other terms, such as autopilot (borrowed from aircraft and considered incorrect by some) and autohelm (technically a… …
15Apollo PGNCS — The Apollo Primary Guidance, Navigation and Control System (PGNCS) (pronounced pings) was a self contained inertial guidance system that allowed Apollo spacecraft to carry out their missions when communications with Earth were interrupted, either …
16Semi-automatic transmission — Transmission types Manual Sequential manual Non synchronous Preselector Automatic Manumatic Semi automatic Electrohydraulic …
17Drum brake — A drum brake with the drum removed as used on the rear wheel of a car or truck. Note that in this installation, a cable operated parking brake uses the service shoes …
18Automatic transmission — An automatic transmission (commonly AT or Auto ) is an automobile gearbox that can change gear ratios automatically as the vehicle moves, freeing the driver from having to shift gears manually. Similar but larger devices are also used for heavy… …
19United Airlines Flight 585 — Occurrence summary Date 3 March 1991 Type Rudder Malfunction Site …
20Manumatic — Transmission types Manual Sequential manual Non synchronous Preselector Automatic Manumatic Semi automatic Electrohydraulic …
