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Linear regulator
... In electronics, a linear regulator is a voltage regulator based on an active device (such ... used as one half of a potential divider to control the output voltage, and a feedback circuit compares the output voltage to a reference voltage in order to adjust the input ...
http://en.wikipedia.org/wiki/Linear_regulator - 17k - Cached - Similar pages

Talk:Transmission line
... Transmission line Overhead Lines Why do high-voltage transmission lines buzz? No idea. Try asking ... however, will only show up on high voltage (high tension) lines. N0YKG 14:28, 25 ... left hand TL is charged to a voltage V and the right hand TL is ... impedance pulse generator, apply a pulse of voltage/current to the near end for just ... capacitor charged to half the o/c voltage of the generator. Right? So the ...
http://en.wikipedia.org/wiki/Talk:Transmission_line - 242k - Cached - Similar pages

... why it is necessary to change the voltage levels? Different devices that we use in ... use transformers. From generation to end devices, voltage is stepped up and down at various ... core. When primary is supplied with certain voltage, current flows through it. Flux is produced ... at secondry you can measure current alse voltage can be measured across secondary. Volatge across ... treatment of: impedance transformation current ratio and voltage ratio non-linear effects and losses ...
http://en.wikipedia.org/wiki/Talk:Transformer - 167k - Cached - Similar pages

Talk:Operational amplifier
... Does anyone like the original graphic and voltage notation better? Omegatron 18:57, Feb 27 ... at is the Thevenin / Norton duality - a voltage source with a series resistance is equivalent ... increase for some reason, its base-emitter voltage would rise above, say 0.6V, the ... of performance: Offset Drift The dc output voltage of a real op amp for any ... Mode Rejection Ratio (CMRR) The dc output voltage of an ideal op-amp would ...
http://en.wikipedia.org/wiki/Talk:Operational_amplifier - 96k - Cached - Similar pages

... earth terminals are effectively at the same voltage. --Jerzy 01:35, 2003 Dec 12 (UTC ... be a synthesis between energy, potential difference (voltage) and current. Hymyly TC 21:08, 27 ... to the heart, there must be sufficent voltage to overcome the body's natural resistance ... does not matter if it is low voltage or low power, as long as the ... Wjbeaty 04:14, 15 November 2005 (UTC) Voltage doesn't exist (or does it ?) ...
http://en.wikipedia.org/wiki/Talk:Electricity - 84k - Cached - Similar pages

... apparatus used to measure the potential (or voltage) in a circuit by tapping off a portion of a known voltage from a resistive slide wire and comparing it with the unknown voltage by means of a voltmeter or galvanometer ... are used, it acts as a variable voltage divider. Potentiometer as measuring instrument The original ...
http://en.wikipedia.org/wiki/Potentiometer - 23k - Cached - Similar pages

... fit more free charge for the same voltage. The "energy" (meaning potential energy) is "stored ... distance of the charge away from the voltage reference. Potential energy doesn't really exist ... were allowed to move accross toward that voltage reference. Energy can't be "stored" in ... can be used to store binary or voltage information, in digital memories or switched-capacitor ... either in the form of an analog voltage ( switched-capacitor filters ) or a digital ...
http://en.wikipedia.org/wiki/Talk:Capacitor/archive - 116k - Cached - Similar pages

User talk:Omegatron/Archive03
... C) a resistor connected to a constant voltage I know what i would do for ... 48, 6 August 2005 (UTC) Short Circuit Voltage Source I moved our discussion over to Talk:Voltage source so that others can see it ... in your statement that both an ideal voltage source AND a perfect short circuit cannot ... this is to say that an ideal voltage source (or current source for that ...
http://en.wikipedia.org/wiki/User_talk:Omegatron/Archive03 - 146k - Cached - Similar pages

Phase-locked loop
... a phase detector, low pass filter and voltage-controlled oscillator (VCO) placed in a negative feedback configuration. There may be a divider in the feedback path or in the ... the charge pump to change the control voltage, so that the oscillator speeds up. Likewise ... the charge pump to change the control voltage to slow down the oscillator. The low ... Indirect) synthesizers Most PLLs also include a divider between the VCO and the feedback ...
http://en.wikipedia.org/wiki/Phase-locked_loop - 42k - Cached - Similar pages

Operational amplifier
... amp', is a DC-coupled electronic differential voltage amplifier, usually of very high gain, with ... one non-inverting input. The single output voltage is the difference between the inverting and ... perform mathematical operations—hence its name— by using voltage as an analogue of another quantity. This ... impedance, zero noise, and zero input offset voltage (exactly 0 V out when both inputs ... have circuitry to protect inputs from excessive voltage: this makes input parameters slightly worse. ...
http://en.wikipedia.org/wiki/Operational_amplifier - 40k - Cached - Similar pages

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