triangular+wave

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• Wave radar — Ocean surface waves can be measured by several radar remote sensing techniques. Several instruments based on a variety of different concepts and techniques are available to the user and these are all often called wave radars. This article (see… …   Wikipedia

• Wave cloud — This wave cloud pattern formed over the Île Amsterdam, in the lower left corner at the tip of the triangular formation, in the far southern Indian Ocean. A wave cloud is a cloud form created by atmospheric internal waves …   Wikipedia

• Triangle wave — A triangle wave is a non sinusoidal waveform named for its triangular shape.Like a square wave, the triangle wave contains only odd harmonics. However, the higher harmonics roll off much faster than in a square wave (proportional to the inverse… …   Wikipedia

• Belgian UFO wave — The Belgian UFO wave refers to a series of sightings of triangular UFOs in Belgium, which lasted from November 29, 1989 to April 1990. The sightings The Belgian UFO wave peaked with the events of the night of 30/31 March 1990. On that night… …   Wikipedia

• Clavia Nord Wave — The Nord Wave is a 49 key polyphonic synthesiser developed by Clavia. It is part of the growing market of keyboards whose functionality fuses analog, FM, and digital synthesis engines together into one package. Other keyboards of this type… …   Wikipedia

• analysis — /euh nal euh sis/, n., pl. analyses / seez /. 1. the separating of any material or abstract entity into its constituent elements (opposed to synthesis). 2. this process as a method of studying the nature of something or of determining its… …   Universalium

• Amplitude — is the magnitude of change in the oscillating variable, with each oscillation, within an oscillating system. For instance, sound waves are oscillations in atmospheric pressure and their amplitudes are proportional to the change in pressure during …   Wikipedia

• Crest factor — The crest factor or peak to average ratio (PAR) or peak to average power ratio (PAPR) is a measurement of a waveform, calculated from the peak amplitude of the waveform divided by the RMS value of the waveform. It is therefore a dimensionless… …   Wikipedia

• Operational amplifier — A Signetics μa741 operational amplifier, one of the most successful op amps. An operational amplifier ( op amp ) is a DC coupled high gain electronic voltage amplifier with a differential input and, usually, a single ended output.[1] An op amp… …   Wikipedia

• Class-D amplifier — Block diagram of a basic switching or PWM (class D) amplifier A class D amplifier or switching amplifier is an electronic amplifier where all power devices (usually MOSFETs) are operated as binary switches. They are either fully on or fully… …   Wikipedia

• Switching amplifier — A switching amplifier or class D amplifier is an electronic amplifier which, in contrast to the active resistance used in linear mode AB class amplifiers, uses switching mode of transistor to regulate power delivery. The amplifier, therefore,… …   Wikipedia