calibration signal
11BPC (Zeitzeichensender) — BPC ist das Rufzeichen eines Zeitzeichensenders in China. Er wird seit dem 25. April 2002 betrieben und sendet auf der Frequenz 68,5 kHz. Sein Signal ermöglicht die Steuerung von Funkuhren, allerdings ist das Übertragungsprotokoll proprietär …
12Network analyzer (electrical) — Not to be confused with packet analyzer or telecom network protocol analyzer. ZVA40 vector network analyser from Rohde Schwarz. A network analyzer is an instrument that measures the network parameters of electrical networks. Today, network… …
13Scattering parameters — or S parameters are properties used in electrical engineering, electronics engineering, and communication systems engineering describing the electrical behavior of linear electrical networks when undergoing various steady state stimuli by small… …
14Microphone — For the indie film, see Microphone (film). Microphones redirects here. For the indie band, see The Microphones. A …
15Chemometrics — is the science of extracting information from chemical systems by data driven means. It is a highly interfacial discipline, using methods frequently employed in core data analytic disciplines such as multivariate statistics, applied mathematics,… …
16Sound reinforcement system — A sound reinforcement system is an arrangement of microphones, electronic signal processors, amplifiers, and loudspeakers that makes live or pre recorded sounds usually music or speech louder, or that distributes the sound to a larger or more… …
17Multimeter — A digital multimeter A multimeter or a multitester, also known as a VOM (Volt Ohm meter), is an electronic measuring instrument that combines several measurement functions in one unit. A typical multimeter may include features such as the ability …
18Non-invasive intracranial pressure measurement methods — Increased intracranial pressure (ICP) is one of the major causes of secondary brain ischemia that accompanies a variety of pathological conditions, most notably, traumatic brain injury (TBI), stroke, and intracranial hemorrhages. However, aside… …
19Optical power meter — in use An optical power meter (OPM) is a device used to measure the power in an optical signal. The term usually refers to a device for testing average power in fiber optic systems. Other general purpose light power measuring devices are usually… …
20Gamma correction — Gamma correction, gamma nonlinearity, gamma encoding, or often simply gamma, is the name of a nonlinear operation used to code and decode luminance or tristimulus values in video or still image systems. [cite book | title = Digital Video and HDTV …
