Null detectors are precision electrical measurement instruments historically used to measure minute voltages. These devices are highly sensitive, capable...
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Comparator (section Null detectors)
since there is no reset period. A null detector identifies when a given value is zero. Comparators are ideal for null detection comparison measurements...
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Fear – 1:33 Bomb the Russians – 0:50 Welcome to the Dust Ward – 3:30 Null Detector – 1:48 Waiting for the Meat – 3:52 The CD reissue includes the original...
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laboratories. In the scientific community the Kelvin bridge paired with a Null Detector was used to achieve the highest precision. Resistors above about 1 ohm...
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Kelvin–Varley dividers are therefore usually applied in conjunction with a null detector to compare their output voltage against a known voltage standard, e...
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connected through a pair of resistors to the voltage source. Also a null detector is connected. The other end of the cable is shorted. The bridge is brought...
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Record is a live album by American punk band Fear, released in 1991. Null Detector - 1:17 I Love Livin' in the City - 1:58 New York's Alright If You Like...
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standard. Like all a.c. bridges, it requires a signal source and a null detector. The accuracy of this class of bridge depends on the ratio of the turns...
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connected through a pair of resistors to the voltage source. Also a null detector is connected. The other end of the cable is shorted. The circuit is...
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the desired resolution. The accuracy of the comparator used as the null detector. Wideband circuit noise limits the ability of the comparator to identify...
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detected by a highly sensitive magnetometer, acting as a null detector. The signal of this null detector thus is a measure for the equality of the currents;...
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Wire chamber (category Ionising radiation detectors)
obtained. If an additional simple detector (like the one used in a veto counter) is used to detect, with poor or null positional resolution, the particle...
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Gravitational wave (redirect from Gravity wave detector)
construction of GEO600, LIGO, and Virgo. After years of producing null results, improved detectors became operational in 2015. On 11 February 2016, the LIGO-Virgo...
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= null; private Singleton() {} public static Singleton getInstance() { if (instance == null) { synchronized(Singleton.class) { if (instance == null) {...
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light signals is typically accomplished by combining them in a photodiode detector, which has a response that is linear in energy, and hence quadratic in...
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involve adjusting variable calibrated elements until the signal at a detector becomes null, rather than measuring impedance and phase angle. Early commercial...
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highly unstable electrically and proved to be of little use as a practical detector. Nevertheless, it was used for some time by the US Navy as a secure communications...
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Zero-point energy (redirect from Null oscillations)
Beyond the Standard Model Simulated Large Hadron Collider CMS particle detector data depicting a Higgs boson produced by colliding protons decaying into...
206 KB (26,528 words) - 19:35, 4 June 2025
standard oscillation that would be identical to the signal if it carried null information. "Homodyne" signifies a single frequency, in contrast to the...
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of the experiment. However, in actual experiments, detectors are not perfect and produce many null outcomes. The correlation can still be estimated using...
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phenomenon. However, his experiments were duplicated many times, always with a null result. Such experiments conducted by Joseph Weber were very controversial...
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field characteristic with a central null intensity region. A mirror transmits a beam of light to a detector. The detector is positioned to be centered on...
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parts fall in other sample instants. Maximum-likelihood refers to the detector finding the bit-pattern most likely to have been responsible for the read-back...
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Minkowski space (redirect from Null vector (Minkowski space))
null vectors, called a null basis. Vector fields are called timelike, spacelike, or null if the associated vectors are timelike, spacelike, or null at...
79 KB (10,493 words) - 03:35, 7 June 2025
and a second polarizer, which is called an analyzer, and falls into the detector. Instead of the compensators, some ellipsometers use a phase-modulator...
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Operational amplifier applications (redirect from Zero Crossing Threshold Detector)
for tuning the operational amplifier to balance the inputs (e.g., "offset null" or "balance" pins that can interact with an external voltage source attached...
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converts a position or linear displacement from a mechanical reference (zero or null position) into a proportional electrical signal containing phase (for direction)...
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toward the source is typically directed to some type of photoelectric detector or camera. For different applications of the interferometer, the two light...
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left ear (and vice versa). The "asymmetrical charge-coupled detector" is not the FM detector circuit of tuners, but rather, as described in U.S. patent...
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destructor of an RAII object may lead to unexpected results, Null pointer dereference – A null pointer dereference will often cause an exception or program...
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