capacitance to case
91Microwave cavity — A microwave cavity is a closed metal structure that confines electromagnetic fields in the microwave region of the spectrum. Such cavities act as resonant circuits with extremely low loss at their frequency of operation. Their Q factor may reach… …
92Electronic amplifier — A practical amplifier circuit An electronic amplifier is a device for increasing the power of a signal. It does this by taking energy from a power supply and controlling the output to match the input signal shape but with a larger amplitude. In… …
93Electric power transmission — Electric transmission redirects here. For vehicle transmissions, see diesel electric transmission. 400 kV high tension transmission lines near Madrid Electric power transmission or high voltage electric transmission is the bulk transfer of… …
94Electrometer — An electrometer is an electrical instrument for measuring electric charge or electrical potential difference. There are many different types, ranging from historical hand made mechanical instruments to high precision electronic devices. Modern… …
95Displacement current — Electromagnetism Electricity · …
96Voltage regulator — A popular three pin 12 V DC voltage regulator IC. A voltage regulator is an electrical regulator designed to automatically maintain a constant voltage level. A voltage regulator may be a simple feed forward design or may include negative feedback …
97Voltage multiplier — Villard cascade voltage multiplier. A voltage multiplier is an electrical circuit that converts AC electrical power from a lower voltage to a higher DC voltage, typically by means of a network of capacitors and diodes. Voltage multipliers can be… …
98AC power — This article deals with power in AC systems. See Mains electricity for information on utility supplied AC power. Usually hidden from the unaided eye, the blinking of (non incandescent) lighting powered by AC mains is revealed in this motion… …
99Low-power electronics — means that the consumption of electric power is deliberately low, e.g. notebook processors. Electronics The density and speed of integrated circuit computing elements has increased roughly exponentially for a period of several decades, following… …
100materials science — the study of the characteristics and uses of various materials, as glass, plastics, and metals. [1960 65] * * * Study of the properties of solid materials and how those properties are determined by the material s composition and structure, both… …
