a device, as an electron tube or transistor, that amplifies a high-frequency input signal by sinusoidally varying the reactance of the circuit.
a type of high-frequency amplifier in which energy from a pumping oscillator is transferred to the input signal through a circuit with a varying parameter, usually a varying reactance
- Parametric equalizer
noun 1. an electronic device for cutting or boosting selected frequencies by continuous narrowing or widening of the frequencies to be filtered Compare graphic equalizer parametric equalizer (pār’ə-mět’rĭk) See under equalizer.
noun, Mathematics. 1. one of two or more equations expressing the location of a point on a curve or surface by determining each coordinate separately.
- Parametric polymorphism
- Parametric statistics
noun 1. (functioning as sing) the branch of statistics concerned with data measurable on interval or ratio scales, so that arithmetic operations are applicable to them, enabling parameters such as the mean of the distribution to be defined