load impedance

load impedance

[′lōd im‚pēd·əns]
(electronics)
The complex impedance presented to a transducer by its load.
References in periodicals archive ?
When the load impedance on a line is the same as the line's characteristic impedance, it is effectively like having an infinitely long transmission line.
It is important to mention that as temperature increases, the cavity load impedance changes (since the physical properties of the load depend on the temperature), and therefore, the conditions to get a good microwave material absorption vary.
The main idea behind the feed network is to channel the overall energy collected by the array to one resistive load by matching the unit cell impedance to the load impedance. A 0.5 mm Rogers RT6002 substrate having a dielectric constant of [[epsilon].sub.r] = 2.94 and a loss tangent of tan [delta] = 0.0012 was attached underneath the ground plane to host the routing mechanism.
For these reasons, the load impedance of the circuit connected to the wire harness is critical in determining the values of the EMI filter taking emission and immunity into consideration and the accurate estimation is treated as important [1]-[3]
He covers the call for efficient power amplification, passive load impedance tuner design, dynamic load modulation power amplifiers, active load modulation power amplifiers, Doherty power amplifier designs for efficiency enhancement, load modulation power amplifier design for bandwidth extension, and evolved active load modulation power amplifiers.
where [Z.sub.load] is the load impedance ensured by the fact that possible reflections from the trigger device 7, which can lead to a slow increase in the voltage amplitude on the load up to 2x[A.sub.N], are compensated by the discharge of the cascade capacitors, and also because the start device is separated from the GPVCP proper by the transmission line 8 with the corresponding time The path of an electromagnetic wave along it.
A single capacitor inserted between the signal line and ground is the simplest and lowest cost option, and has good low-frequency performance; the performance of LC-type filters is excellent if the source impedance is less that the load impedance.
As the output of a solar module varies strongly with the load impedance and insolation and temperature of the solar module, it is essential to use a suitable power electronics interface to track the maximum power available from the solar module under different conditions.
1, where [Z.sub.ant] = [R.sub.ant] + [jX.sub.ant] is the antenna impedance, [Z.sub.LOAD] is the load impedance and [Z.sub.SW] is the switching impedance for the backscatter modulation.
Under the condition of matching with the load impedance, the signal on transmission line transmits long distant without reflection [19].
Figure 2 shows an equivalent circuit model of a two-coil WPT system, where the controllable elements include voltage source [V.sub.s], source impedance [R.sub.s], load impedance [R.sub.L], primary coil [L.sub.1], secondary coil [L.sub.2], and capacitances of primary and secondary resonators, [C.sub.1] and [C.sub.2].
For our ultrahigh source resistance nanosensors, ([R.sub.1] - 50 T[ohm]) we calculate, using (1), the expected power delivery using various instruments whose input impedance represents the load impedance and the results are shown in Table 2.