- signal level indication
- индикация уровня сигнала
English-Russian dictionary of telecommunications and their abbreviations. A.V. Alexandrov.. 2004.
English-Russian dictionary of telecommunications and their abbreviations. A.V. Alexandrov.. 2004.
Received Signal Strength Indication — In telecommunications, Received Signal Strength Indication (RSSI) is a measurement of the power present in a received radio signal.RSSI is generic radio receiver technology metric, which is usually invisible to the userof device containing the… … Wikipedia
Received Signal Strength Indication — RSSI (англ. Received Signal Strength Indication) в телекоммуникации, устройство для измерения уровня мощности принимаемого сигнала. Простейшие схемы разрабатываются, чтобы принять входящий сигнал и сформировать аналоговое выходное… … Википедия
Level sensor — Level sensors are used to detect liquid level. The liquid to be measured can be inside a container or can be in its natural form (e.g. a river or a lake). The level measurement can be either continuous or point values. Continuous level sensors… … Wikipedia
Railway signal — Not to be confused with Railway signalling. A signal is a mechanical or electrical device erected beside a railway line to pass information relating to the state of the line ahead to train/engine drivers. The driver interprets the signal s… … Wikipedia
Railway semaphore signal — One of the earliest forms of fixed railway signal is the semaphore. These signals display their different indications to train drivers by changing the angle of inclination of a pivoted arm . Semaphore signals were patented in the early 1840s by… … Wikipedia
Digital Signal 1 — (DS1, sometimes DS 1) is a T carrier signaling scheme devised by Bell Labs.[1] DS1 is a widely used standard in telecommunications in North America and Japan to transmit voice and data between devices. E1 is used in place of T1 outside North… … Wikipedia
Alarm indication signal — (AIS) is a signal transmitted by a system that is part of a concatenated telecommunications system to let the receiver know that some remote part of the end to end link has failed at a logical or physical level, even if the system it is directly… … Wikipedia
Coherence (signal processing) — Contents 1 Background 2 Definition and Formulation 3 Example 4 Extension to non stationary signals 5 … Wikipedia
Peak programme meter — A typical British quasi PPM. Each division between 1 and 7 is exactly four decibels and 6 is the intended maximum level. A peak programme meter (PPM) is an instrument used in professional audio for indicating the level of an audio signal. There… … Wikipedia
Railway signalling — Not to be confused with Railway signal. A gantry of British semaphore signals seen from the cab of a steam locomotive Railway signalling is a system used to control railway traffic safely, essentially to prevent trains from colliding. Being… … Wikipedia
Application of railway signals — Semaphore stop signals protecting the convergence of two tracks into one The application of railway signals on a rail layout is determined by various factors, principally the location of points of potential conflict, as well as the speed and… … Wikipedia