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A resistor–inductor circuit (RL circuit), or RL filter or RL network, is an electric circuit composed of resistors and inductors driven by a voltage or current source. [1] A first-order RL circuit is composed of one resistor and one inductor, either in series driven by a voltage source or in parallel driven by a current source.
This means that the time constant is the time elapsed after 63% of V max has been reached Setting for t = for the fall sets V(t) equal to 0.37V max, meaning that the time constant is the time elapsed after it has fallen to 37% of V max. The larger a time constant is, the slower the rise or fall of the potential of a neuron.
Clock signal and legend. In electronics and especially synchronous digital circuits, a clock signal (historically also known as logic beat) [1] is an electronic logic signal (voltage or current) which oscillates between a high and a low state at a constant frequency and is used like a metronome to synchronize actions of digital circuits.
This means that the length constant is the distance at which 63% of V max has been reached during the rise of voltage. Setting for x = λ for the fall of voltage sets V(x) equal to .37 V max, meaning that the length constant is the distance at which 37% of V max has been reached during the fall of voltage.
The transverse (or spin-spin) relaxation time T 2 is the decay constant for the component of M perpendicular to B 0, designated M xy, M T, or . For instance, initial xy magnetization at time zero will decay to zero (i.e. equilibrium) as follows:
Hartley oscillator using a common-drain n-channel JFET instead of a tube.. The Hartley oscillator is distinguished by a tank circuit consisting of two series-connected coils (or, often, a tapped coil) in parallel with a capacitor, with an amplifier between the relatively high impedance across the entire LC tank and the relatively low voltage/high current point between the coils.
The length constant, (lambda), is a parameter that indicates how far a stationary current will influence the voltage along the cable. The larger the value of λ {\displaystyle \lambda } , the farther the charge will flow.
While the circuit is more complicated than a T-circuit, it can be generalized [33] to circuits consisting of more than two coupled inductors. Equivalent circuit elements L s {\displaystyle L_{\text{s}}} , L p {\displaystyle L_{\text{p}}} have physical meaning, modelling respectively magnetic reluctances of coupling paths and magnetic ...