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Topic: Current (single)


    Note: these results are not from the primary (high quality) database.


  
 John Maclean and the Communist International
The Communist International, it is too frequently forgotten, was a unitary organisation, a single world party, its headquarters in Russia, its national sections, the CPGB, the PCF, the PCI, the CPUSA no more than local branches of a single unitary political organisation, conforming to a single world discipline.
The attempt to build the Communist International as a single world party, no different in structure and policy in Tashkent than in Tokyo, in Novosibirsk than in New York, in Moscow than in Madrid, in the Caucasus than on Clydeside, was doomed to failure from the first.
THE WORLD communist movement, with it the communist parties of every land, the British included, was launched with the founding of the Communist International, in the Old Courts of Justice, a building within the Kremlin tall at Moscow, erected in the time of Catherine the Great.
www.whatnextjournal.co.uk /Pages/History/Kendall.html

  
 How Things Work - Electric Power Distribution
Each power wire is at 120 volts AC with respect to the neutral wire, meaning that its electric potential fluctuates up and down with respect to the neutral wire and behaves as though, on average, it were 120 volts away from the potential of the neutral wire.
The effect of this transformer is to transfer power from the current in the primary coil of the transformer to the current in the secondary coil of the transformer.
Because the amount of power that a wire loses is proportional to the square of the current passing through it, this high-voltage, low-current electricity wastes very little power in the transmission line on its way across country to your city.
rabi.phys.virginia.edu /HTW/electric_power_distribution.html   (12130 words)

  
 Traction power network - Wikipedia, the free encyclopedia
The traction current line supplies substations along the line of the railway and is usually run separately from the overhead catenary wire from which the locomotives are fed. The Mariazeller railway operates on single phaes AC at 25 Hz.
In Sweden, Norway and some areas of the former GDR three phase AC-current is converted into single phase AC current with a frequency of 16,7 cycles per second in the substations.
Also in countries in which the electric trains run with direct current or with single phase AC current with the frequency of the general power grid, the required conversion of the current is performed in the substations, so that in these countries no traction current lines exist.
en.wikipedia.org /wiki/Traction_power_network   (12130 words)

  
 Neutral direct-current telegraph system
In telecommunication, a neutral direct-current telegraph system (single-current system, single-current transmission system, single-More system) is a telegraph system in which (a) current flows during marking intervals and no current flows during spacing intervals for the transmission of signals over a line, and (b) the direction of current flow is immaterial.
direct current neutral neutral density filters telegraph belfast telegraph daily telegraph sunday telegraph telegraph apparatus manufacturers telegraph fantasy football current current time current issues current issue
The Low Energy Neutral Atom (LENA) Imager on the IMAGE spacecraft LENA, one of the IMAGE spacecraft's three neutral atom imagers, will image energetic neutral atom (ENA) emissions from the ring current, inner plasma sheet, and polar ionospheric outflows.
www.serebella.com /encyclopedia/article-Neutral_direct-current_telegraph_system.html   (12130 words)

  
 HAU Single Coil Proportional Valve Driver
Current to the coil is regulated to compensate for coil resistance change, power supply voltage fluctuations and voltage drops in the wiring going to the coil.
a single coil proportional valve driver, provides precise control of a single coil proportional valve and enables the user to add ramping and/or dither to minimize stiction and hysteresis of the valve.
The coil can be driven to within 1.0 volt of the power supply voltage at maximum current.
highcountrytek.com /web/hau_single_coil_proportional_valve_driver.htm   (383 words)

  
 IC Drives Up to Four Single-Coil Latching Relays - Maxim/Dallas
Driving these relays between their two positions can pose a challenge for designers because coil current needs to be able to flow in both directions through a single coil.
Current flow in a single coil latches the corresponding relay in its SET or RESET position.
These relays can pose a design challenge because coil current must flow in both directions through a single coil (Figure 1).
www.maxim-ic.com /appnotes.cfm/appnote_number/3288/ln/en   (433 words)

  
 KENT LAB HOME PAGE
However, the critical current for magnetic excitations decreases linearly with decreasing free layer thickness, extrapolating to a finite critical current in the limit of zero thickness.
The phase diagram for current induced magnetic excitations has been determined for magnetic fields up to $7.5~T$ applied perpendicular to the junction surface and free layers thicknesses from $2$ to $5$ nm.
The magnetic properties and magnetization dynamics of polycrystalline ultra-thin Co layers were investigated using a broadband ferromagnetic resonance (FMR) technique at room temperature.
www.physics.nyu.edu /kentlab/news.html   (702 words)

  
 Portable Single Phase Power Meters
The CL600 clamp-on single channel AC current logger is a self-contained data logging AC current probe.
This section features our single phase power meters.
The AmpFlex flexible current probe is designed to take measurements where standard clamp-ons cannot: in tight breaker panels, around large buss bars, around cable bundles, and even wrapped around irregular shapes.
www.powermeterstore.com /single   (321 words)

  
 Swift Current Singles, How many singles are there in Swift Current, Saskatchewan ? Swift Current Swingers for gays & Swift Current singles
If you are a Swift Current single man or single woman, naSingles.com is the place for you to meet other Swift Current singles.
Whether your looking for singles events in Swift Current, swingers clubs, love, romance or Swift Current Dating regardless of your education, looks, or sexual preference, naSingles opens the door to computer matching, relationships, love, gay romantic, lovers, photos.
This can be completely anonymous and you can browse photos, pictures of other Swift Current singles.
www.nasingles.com /sk/swift-current-singles.htm   (317 words)

  
 Rapid single-flux-quantum logic circuit and rapid single-flux-quantum output conversion circuit - US Patent 6724216
The RSFQ logic circuit according to claim 1, wherein each of the first and third Josephson junctions has one end grounded, and each of the fifth and sixth Josephson junctions has a critical current value that is smaller than a smaller one of critical current values of the first and third Josephson junctions.
The RSFQ logic circuit according to claim 3 wherein the superconducting quantum interference device further comprises a second bias current source connected to a third connection node between the fifth Josephson junction and the sixth Josephson junction.
In the RSFQ logic circuit of the present invention, the superconducting quantum interference device SQUID is coupled to the second inductance element through the magnetic field.
www.patentstorm.us /patents/6724216.html   (4025 words)

  
 Neutral direct-current telegraph system - Wikipedia, the free encyclopedia
In telecommunication, a neutral direct-current telegraph system (single-current system, single-current transmission system, single-More system) is a telegraph system in which (a) current flows during marking intervals and no current flows during spacing intervals for the transmission of signals over a line, and (b) the direction of current flow is immaterial.
en.wikipedia.org /wiki/Neutral_direct-current_telegraph_system   (93 words)

  
 Post-synaptic Ionophoric Receptors
Measure tiny, tiny currents flowing through single channels: measure changes in the state of a single protein molecule!
Current starts to flow within tens of microseconds of ligand binding and stops when the ligand dissociates (usually rapid because of efficiency of uptake/degradative enzymes)
Apply gentle suction: forms very high resistance tight seal, so that there's essentially no leakage of current through the seal -- and any channels in that patch of membrane are trapped there.
www.williams.edu /BIMO/liz/LEC12.html   (93 words)

  
 Definition: neutral direct-current telegraph system
(188) Synonyms single-current system, single-current transmission system, single-Morse system.
neutral direct-current telegraph system: A telegraph system in which (a) current flows during marking intervals and no current flows during spacing intervals for the transmission of signals over a line, and (b) the direction of current flow is immaterial.
www.its.bldrdoc.gov /fs-1037/dir-024/_3538.htm   (63 words)

  
 NDT Encyclopedia - MPI: Alternating Current (AC)
When a single-phase alternating current is rectified in the simplest manner, the reverse half of the cycle is blocked out entirely.
Such current is also referred to as single-phase full-wave DC.
This rectified alternating current for which the rectifier is so connected that the reverse half of the cycle is “turned around”, and fed into the circuit flowing in the same direction as the first half of the cycle.
www.ndt.net /article/az/mpi/alternating_current.htm   (525 words)

  
 A Boyce's Electrical Webpage
In electricity, a single alternating current is termed single phase current, there will be two 120 volt hot wires and one grounded wire (not the ground) the neutral.
The windings of a transformer can be wound and or connected in many ways, single phase (the normal connection for a home), three phase (the normal connection for industry), or two phase used in many areas of the world.
As mentioned, In a single phase connection there will be two hot wires each of these wires will have a voltage of about 120 volts, and 240 volts from hot to hot.
ourworld.compuserve.com /homepages/boyce_smith/phase.htm   (268 words)

  
 The Electric Traction Glossary
Used on modern electronic power systems between the single phase rectifier and the 3-phase inverter.  It is easier to convert the single phase AC from the overhead line to the 3-phase required for the motors by rectifying it to DC and then inverting the DC to 3-phase AC.
Traction motors on electric locomotives get very hot and, to keep their temperature at a reasonable level for long periods of hard work, they are usually fitted with electric fans called motor blowers.  On a modern locomotive, they are powered by an auxiliary 3-phase AC supply of around 400 volts supplied by an auxiliary inverter.
Most DC electric traction power circuits use a camshaft to open or close the contactors controlling  the resistances of the traction motor power circuit.   The camshaft is driven by an electric motor or pneumatic cylinder.  The cams on the shaft are arranged to ensure that the contactors open and close in the correct sequence.
www.railway-technical.com /elec-loco-bloc.html   (268 words)

  
 HP Certified Professional Certification Program - Americas - FAQ Enterprise Server and Storage (ESS) Simplification
Partners should compare their current certifications to the Continuing Certification Requirements information located on the HP Certified Professional web site www.hp.com/go/certification/americas to determine who in their group would be required to do a CCR.
HP has taken several certifications and combined them into a single credential with a much lower investment in terms of days of training and exams.
Certifications that will have a CCR - candidates will maintain their current title and will be given a CCR to complete prior to transitioning into the new certification title.
www.hp.com /certification/americas/faq_simplification.html   (268 words)

  
 Single Phase Induction Motors
If we take a stator with a single winding, and apply a single phase voltage to it, we will have an alternating current flowing and thereby an alternating magnetic field at each pole.
Most single phase motors are fitted with a centrifugal switch to disconnect the start winding once the motor is close to full speed.
The capacitor provides a phase shift to the current flowing in W1 and we therefore have a "two phase" motor while the switch is closed.
www.lmphotonics.com /single_phase_m.htm   (1152 words)

  
 NDT Encyclopedia - MPI: Alternating Current (AC)
Commercial electricity is commonly transmitted as three single-phase currents, that is, three separate currents following separate sine curves, each at 60 cycles (or other frequency) per second, but with the peaks of their individual curves one-third of a cycle apart.
Such current is also referred to as single-phase full-wave DC.
This rectified alternating current for which the rectifier is so connected that the reverse half of the cycle is “turned around”, and fed into the circuit flowing in the same direction as the first half of the cycle.
www.ndt.net /article/az/mpi/alternating_current.htm   (525 words)

  
 Back/Single Issue Order Form
Single issues from the current and most recent volumes are available at the current single-issue rate.
If you require a price quote for single issues please enter your order information on the form below, ensuring that all mandatory fields are completed.
Should you wish order more back/single issues, please use Comments box below:
www.blackwellpublishing.com /cservices/single.asp   (525 words)

  
 answers.htm
The instructions that were dropped either fall into the useless class or into a class of instructions that are not worthy of their single-byte op codes because they are not used very much and can easily be emulated by substituting a few other instructions.
The Rabbit runs at a clock speed that is approximately 30% faster than the Z180 for similar memory configurations.
The battery current required to operate the oscillator and clock is approximately 25 µA. For applications requiring lower power, an external oscillator is available, and it substantially reduces the total current consumption.
www.rabbitsemiconductor.com /documentation/docs/faq/answers.htm   (3818 words)

  
 [PEAK] Moving forward with PyProtocols and generic functions
My current plan for the dispatch package is to include not only the current predicate-dispatch prototype there, but also a simple protocol-based single-dispatch generic function.
I'm not even positive you'll be able to use 'when' with single-dispatch functions, or whether there will be separate declarations for single and multiple-dispatch generics.
Also, after much reflection on where generic functions should go, I think I've settled on creating another package, but it will be called "dispatch" rather than "generics", and it will still be part of the PyProtocols distribution.
www.eby-sarna.com /pipermail/peak/2004-November/001903.html   (3818 words)

  
 file218.html
The classification of all possible 2-dimensional conformal current algebra models for arbitrary choice of the Kac-Moody algebra ^g and the level k is clearly a desirable goal.
The SU3 current J(z; ?) is a primary field of the Virasoro algebra with dimension 1.
The chiral algebra of observables A is the algebra of single valued local Bose fields in the theory.
www.mathematik.uni-osnabrueck.de /projects/carmen/AP11/test/file218.html   (3818 words)

  
 Traction current line - Wikipedia, the free encyclopedia
Also the Mariazeller course operating with single phase AC with a frequency of 25 cycles per second has own traction current lines with an operating voltage of 27 kV.
Also in countries in which the electric trains run with direct current or with single phase AC current with the frequency of the general power grid, the required conversion of the current is performed in the substations, so that in these countries no traction current lines exist.
Traction current lines are laid usually not parallel to the railway line, in order to allow a short line length and to avoid unnecessary influences of electrical system near the railway line, also this is technically possible and is applied for the current supply of some rapid-transit railways operating with alternating current in Germany.
en.wikipedia.org /wiki/Traction_current_line   (3818 words)

  
 ALTERNATING CURRENT MOTORS
Induction motors, single-phase or polyphase, whose rotors are energized by induction, are the most commonly used ac motor.
These motors are designed for use with either polyphase or single-phase power systems.
Synchronous motors, for purposes of this chapter, may be considered as polyphase motors, of constant speed, whose rotors are energized with dc voltage.
www.tpub.com /neets/book5/18.htm   (3818 words)

  
 Patent 4092522: 5-Bit counter/shift register utilizing current mode logic
Current Mode Simultaneous Dual-Read/Single-Write Memory Device invented by Darrell L. Fett bearing Ser.
Current Mode Binary/Decimal Arithmetic Logic Unit invented by Homer W. Miller bearing Ser.
Current Mode Carry Look Ahead Array invented by Homer W. Miller bearing Ser.
www.freepatentsonline.com /4092522.html   (3818 words)

  
 The Electric Traction Glossary
Used on modern electronic power systems between the single phase rectifier and the 3-phase inverter.  It is easier to convert the single phase AC from the overhead line to the 3-phase required for the motors by rectifying it to DC and then inverting the DC to 3-phase AC.
Traction motors on electric locomotives get very hot and, to keep their temperature at a reasonable level for long periods of hard work, they are usually fitted with electric fans called motor blowers.  On a modern locomotive, they are powered by an auxiliary 3-phase AC supply of around 400 volts supplied by an auxiliary inverter.
Traction motor where the field coils are mounted on the drive shaft and the armature coils in the housing, the inverse of normal practice.
www.railway-technical.com /elec-loco-bloc.html   (3818 words)

  
 Back/Single Issue Order Form
Single issues from the current and most recent volumes are available at the current single-issue rate.
If you require a price quote for single issues please enter your order information on the form below, ensuring that all mandatory fields are completed.
Should you wish order more back/single issues, please use Comments box below:
www.blackwellpublishing.com /cservices/single.asp?site=1   (3818 words)

  
 NIITS Books
He describes how the technology has evolved from direct current signaling to common channel signaling system No.7, and demonstrates the techniques and methods required for evaluation of signaling systems to ensure their functionality as well as quality of their design.
The author gives a clear, detailed account of current telephone network technology, and analyzes the standards and interoffice signaling protocols.
5.6 Two-frequency 1200 Hz and 1600 Hz signaling 197
www.niits.ru /eng?books   (397 words)

  
 IN-BAND
Specialty definitions using "IN-BAND": AC signaling, AC signalling, alternating-current signaling, alternating-current signalling ♦ bit-robbing ♦ E-carrier system ♦ In-band signalling ♦ out-of-band ♦ SF set, SF signaling equipment, SF signaling unit, SF signalling equipment, SF signalling unit, SF unit, single-frequency signaling equipment, single-frequency signalling equipment.
Since one bit in a frame is periodically used for signalling instead of data, this is often referred to as bit robbing.
This is the reason why a D1 channel in the T-carrier system can only carry 56 Kbps of usable data instead of the 64 Kbps carried by the D0 channel in the E-carrier system.
www.websters-online-dictionary.org /in/in-band.html   (295 words)

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