capacitive feedback

capacitive feedback

[kə¦pas·əd·iv ′fēd‚bak]
(electronics)
Process of returning part of the energy in the plate (or output) circuit of a vacuum tube (or other device) to the grid (or input) circuit by means of a capacitance common to both circuits.
References in periodicals archive ?
The NanoScanOP 400 provides the fast step and settle time and incorporates capacitive feedback sensors, providing excellent positioning accuracy and resolution.
The NanoCube is the smallest and lightest system in the company's line, with capacitive feedback delivering 100 pm travel range.
Four integrated piezo power amplifiers with an output range of -30 to +130 V as well as circuitry for capacitive feedback sensors, piezoresistive sensors, and traditional strain gages also are onboard.
Next consider high stopband rejection and passband selectivity for bandpass filter designs with the use of extra transmission zeros that are created by a capacitive feedback path [23].
Figure 1 shows the FET (MESFET or high electron mobility transistor) device in common-source configuration with a capacitive feedback element, which is used in the MMIC filter.
The varactor connected to the FET source provides series capacitive feedback such that the reflection coefficient looking into the gate exceeds one over a broad bandwidth.