Transformer sentence example
transformer
- Fleming, The Alternate Current Transformer in Theory and Practice, i.
- The subjection of the core to a hydraulic pressure of four tons to the square inch and an electric pressure of 5000 volts from an alternating-current transformer has been adopted, by one manufacturer at least, to secure the detection of masked faults which might develop themselves after submergence.
- The secondary circuit of this transformer is cut in the middle and has a condenser inserted in it, and its ends are connected to the sensitive metallic filings tube or coherer as shown in fig.
- Instead of inserting the sensitive tube between the receiving antenna and the earth, he inserted the primary coil of a peculiar form of oscillation transformer and connected the terminals of the tube to the secondary circuit of the transformer.
- Braun suggested in 1898 that the oscillatory discharge of a Leyden jar should be sent through the primary coil of a transformer and the secondary coil should be interposed between the antenna and an earth connexion.'Advertisement
- The transformer working from a public supply should give about 6000 volts on open circuit, although when the electric flame is established the voltage on the platinums is only from 1600 to 2000.
- Fleming, Handbook for the Electrical Laboratory and Testing Room (1903); Id., The Alternate Current Transformer in Theory and Practice (1905); G.
- The oscillations are controlled either by a key inserted in the primary circuit of the exciting induction coil or transformer, or by a key cutting in and out of the primary condensers or throwing inductance in and out of the closed oscillation circuit.
- These spark balls are connected either to the secondary circuit of an induction coil I, or to that of an alternating current transformer having a secondary voltage of 20,000 to 100,000 volts.
- The transformer T has its secondary or high-pressure terminals connected to spark balls S1, which are also connected by a circuit consisting of a large glass plate condenser C, and the primary circuit of an air-core transformer called an oscillation transformer.Advertisement
- adjust the frequency so that it has the value of the normal time period of the circuit formed of the condenser and transformer secondary circuit, and thus it is possible to obtain condenser oscillatory discharges free from any admixture with alternating current arc. In this manner the condenser discharge can be started or stopped at pleasure, and long and short discharges made in accordance with the signals of the Morse FIG.
- Motion is obtained from a continuous-current generator driven by an alternating motor with a very heavy fly-wheel, a combination known as the Ilgner transformer, which runs continuously with a constant draught on the generating station, the extremely variable demand of the winding engine during the acceleration period being met by the energy stored in the fly-wheel, which runs at a very high speed.
- jars or of Leyden panes immersed in oil or some form of air condenser, and the inductance coil or primary circuit of the oscillation transformer consists of a few turns of highly insulated wire wound on a frame and immersed in oil.
- The lower ends of these wires are connected through the secondary coil of an oscillation transformer to an earth plate, or to a large conductor placed on or near the earth called a " balancing capacity."
- Such an oscillation valve was first used by Fleming as a receiver for wireless telegraph purposes in 1904 as follows: - In between the receiving antenna and the earth is placed the primary coil of an oscillation transformer; the secondary circuit of this transformer contains a galvanometer in series with it, and the two together are joined between the external negative terminal of the carbon filament of the above-described lamp and the insulated platinum plate.Advertisement
- The receiving arrangement consists of an antenna which is connected to earth through the primary coil of an oscillation transformer and a variable inductance.
- In response to the demand, manufacturers have succeeded in producing transformer plate in which the loss of energy due to hysteresis is exceedingly small.
- Again, as regards the distribution of the current, he took a leading part in the development of the three-wire system and the closed-circuit transformer, while electric traction had to thank him for the series-parallel method of working motors.
- In order to produce electric oscillations in the system, the first or alternating current transformer must charge the condenser connected to its secondary terminals, but must not produce a permanent electric arc between the balls.
- 11575 of 1897), but it is not every form of oscillation transformer which is suitable for this purpose.Advertisement
- - A, antenna; P S, jigger or oscillation transformer; C, condenser; 0, Fleming oscillation valve; B, working battery; T, telephone; R, rheostat; E, earth-plate.
- His transmitter consists of a nearly closed oscillating circuit comprising a condenser or battery of Leyden jars, a spark gap, and the primary coil of an oscillation transformer consisting of one turn of thick wire wound on a wooden frame.
- Thus, for instance, when using an induction coil or transformer to charge a condenser, it is not generally convenient to make more than 50 discharges per second, but each of these may create a train of oscillations consisting of, say, 20 to 50 waves.
- Low hysteresis is the chief requisite for iron which is to be used for transformer cores, and it does not necessarily accompany high permeability.
- The whole of the interior surface is washed with a fountain of alkali, kept in circulation by means of a small centrifugal pump. In this apparatus, and with about one horse-power utilized at the transformer, the absorption of gas is 21 litres per hour ("The Oxidation of Nitrogen Gas," Trans.Advertisement
- The principle on which the instrument works is as follows: Suppose any circuit, such as an electric motor, lamp or transformer, is receiving electric current; then the power given to that circuit reckoned in watts is measured by the product of the current flowing through the circuit in amperes and the potential difference of the ends of that circuit in volts, multiplied by a certain factor called the power factor in those cases in which the circuit is inductive and the current alternating.
- monad transformer.
- There was always a loud hum audible from the enormous transformer.
- This being the value which will resonate at 50Hz with the 159 Henry leakage inductance of the transformer.
- isolation transformer.Advertisement
- On the other hand, the rotating transformer provides only magnetic coupling between the moving parts.
- modulation transformer also moves to an external steel cabinet.
- In this case a closed condenser circuit is formed with a battery of Leyden jars, an inductance coil and a spark gap, and oscillations are excited in it by discharges created across the spark gap by an induction coil or transformer.
- The secondary circuit of this last is either connected between an aerial A and the earth E, or it may be again in turn connected to a second pair of spark balls and these again to a second condenser oscillation transformer and the aerial A.
- anode load for these is the modulation transformer primary, which is fed from the high voltage 4750 line on its center tap.Advertisement
- The analog mix buss utilizes classic Neve transformer mixing topology.
- The first is the coupling (mainly capacitive) between the primary and secondary windings on the transformer.
- To prevent the transformer forming a DC short across the supply, an AC coupling capacitor is included.
- Transmission line transformer using low-permeability ferrite cores gives amazingly flat response 1.8 to 30 MHz.
- ferrite transformer kits is available as well as tapes and adhesives suitable for use on windings.Advertisement
- Dear YM - I have a 52ft steel ketch with shorepower, connected through an isolating transformer and RCD (residual current device ).
- The dipole has a built-in transformer to match the 72 ohm balanced terminal impedance to 50 ohm unbalanced (balun) feeder cable.
- step-down transformer.
- step-up transformer is used to match between stages.
- A typical indoor packaged substation comprises a power transformer and a low voltage switchboard assembled together to form a complete unit.Advertisement
- Sources of Electromagnetic Interference (EMI ); power lines, transformer substations, transmitters, GSM base stations, mobile phones.
- Most of these tracks can be purchased in lengths of 6 and 12 feet, and use a power feed from a transformer mounted on the ceiling or in the wall.
- This is a transformer that gets installed at a different location than the track, like in a closet or behind an access hatch in the wall.
- Most monorail lights only attach to an energy source at one point in the ceiling, so you can run as many lights as you'd like off of one transformer and switch.
- Simply attach the center rod to the transformer and the support rods to wherever there is a ceiling stud to support them.Advertisement
- NOTE: Sorry about the Transformer joke in the 4th paragraph...it slipped out.
- If you are a Transformer movie fan, the video games follow the story pretty nicely, with some additional characters and content to further the plot.
- I think it got a transformer.
- The rest of the Transformer line is not generally suitable for younger children, and may contain small parts which would be considered choking hazards.
- While the two groups both originated on the planet Cybertron, the Transformer mythos explains that the Autobots originated from a slave robot line, and they are the ones who discovered the power to transform first.
- Leadership of the Transformers has passed from one transformer to another, but the elite group that have been in leadership roles is small.
- Michael Bay assumes the director role again (and takes on an executive producer role) in the Transformer's sequel.
- Of the three writers, one is new to the Transformer universe.
- While the movie has not broken any records, the Transformer movie jump started the summer of 2009's box office season with a positive outlook for the rest of the year.
- The second Transformer's movie definitely left room for a sequel and the potential for an even bigger box office hit.
- example: We need to make a transformer for a switching supply using the standard example toroid.
- transformer mounted inside the mahogany box that housed the microscope.
- In this case nothing is prohibiting the use of an already installed transformer such as a 24V control system supply.
- A traditional coil or toroidal transformer works very well for whole circuits of low voltage fittings, or for outside use.
- The regenerating drive is supplied from the mains via an isolating transformer.
- A small 1:3 turns ratio step-up transformer is used to match between stages.
- Our data center is normally powered from a dedicated power utility step-down transformer.
- When I looked up I noticed an electrical transformer on a power pole behind the house I had stopped to examine.
- transformer substations, transmitters, GSM base stations, mobile phones.
- transformer output voltage.
- transformer cores have high resistivity in order to prevent substantial eddy current losses.
- transformer station at the entrance to the town was also bombed.
- A range of iron and ferrite transformer kits is available as well as tapes and adhesives suitable for use on windings.
- All that is needed for this way of lighting is of course some lights, a power strip and a 12 volt transformer.
- Low voltage lights require a low voltage transformer to operate correctly.
- There are no series components except the isolation transformer itself.
- For the ten variant, the modulation transformer also moves to an external steel cabinet.
- The output transformer may be either mounted on the speaker itself, or on the receiver chassis.
- volt transformer.
- In practice the Static gap may be set such that its breakdown voltage is equal to the peak voltage of the supply transformer.
- The secondary windings of the transformer step the AC voltage up or down to provide the proper voltages.
- The tuner incorporates a sophisticated power supply system which incorporates a power transformer with separate windings for analog and digital circuits.
- windings on the transformer.
- The coil windings forma transformer having a 1:1 ratio.
- windings of the transformer step the AC voltage up or down to provide the proper voltages.
- There are three ways in which the antenna may be charged (i) It may be separated from the earth by a pair of spark balls which are connected respectively to the terminals of an induction coil or transformer, or other high tension generator.
- In creating powerful electric waves for communication over long distances it is necessary to employ an alternating current transformer (see Transformers) supplied with alternating currents from a low frequency alternator D driven by an engine to charge the condenser (fig.
- - Alternate Current Transformer System.
- In the early experiments Marconi connected the sensitive tube in between the receiving antenna and the earth plate, but, as already mentioned, in subsequent forms of apparatus he introduced the primary coil of a peculiar form of oscillation transformer into the antenna circuit and connected the ends of the sensitive tube to the terminals of the secondary circuit of this " jigger " (fig.
- de Ferranti in England, and the alternating current transformer (see Transformers) came into existence.
- Included in the project was a transformer rectifier system to supply power for the electro dip coat.
- Sources of Electromagnetic Interference (EMI); power lines, transformer substations, transmitters, GSM base stations, mobile phones.
- Example: We need to make a transformer for a switching supply using the standard example toroid.
- I believe that the original light source was electric based upon the extremely old transformer mounted inside the mahogany box that housed the microscope.
- This current continues to charge the tank capacitor to a voltage in excess of the transformer output voltage.
- Magnetic ceramics The steel alloys used for transformer cores have high resistivity in order to prevent substantial eddy current losses.
- A transformer station at the entrance to the town was also bombed.
- There are no series components except the Isolation transformer itself.
- If you choose a calculator that operates with double AA batteries, buy a power transformer that to plug into it.
- The movie was based on the popular line of Transformer toys, which had already spawned a series of animated television shows.
- Low-voltage lighting systems use a transformer to drop the 120-volt house current to 12 volts, about the amount of electricity used for a train set or car battery.
- Today's track lights run along a sleek-looking track that uses only one transformer that distributes low voltage current along the track.
- This is the reason they can be bent to curve and fit, because the individual fixtures don't need a built-in transformer.
- Some track systems support line voltage pendant setups of 120 volts without a power transformer.
- However, most track lighting kits operate on 12 or 24 volts supplied by a transformer.
- A limitation to installing monorail designer track lighting is their low voltage and the need for a separate transformer in order to switch standard power into a low-voltage current.
- A limited amount of wattage is carried through a length of a monorail, but more than one transformer can be installed to increase the power and allow a larger number of fixtures to be used.
- Also note that the transformer for the unit may burn out.
- Remote mount transformer: A transformer that is designed to be mounted in a closet or other hidden area away from the lighting project.
- Surface mount transformer: A transformer that is housed in a visually appealing enclosure and attached directly over a power junction box in the ceiling or on the wall.
- Even if you are using the kits, the system requires that a transformer that converts 120 volts to 12 volts be installed.
- Lower voltage systems convert line voltage via a transformer mounted directly on the fixture itself.
- Most rails support about 300 Watts of power, which is routed through a transformer.
- Every light on the track has a transformer attached to it, and the reduced power requirement allows for smaller lights that can be fabricated in lots of different ways.
- If it is a low-voltage system, this is also where the step-down transformer is located.
- The transformer gets wired to the 120-volt line circuit and steps the voltage down to either 12 or 24 volts.
- If the system is a line-voltage system, then it gets wired directly to the circuit without a transformer.
- Some systems utilize what's known as a remote mount transformer.
- Teenagers should accordingly be warned not to climb on power towers, play near transformer systems, or explore electrified train rails or other electrical systems.
- The toys may not have experienced the longevity of their Transformer counterparts, but they do have a significant place in toy history.
- High Voltage Transformer: The high voltage transformer is the electrical converter that moves the electrical energy to the magnetron.
- The winner will not only completely control Cybertron; he will also control the Allspark, which is the force that gives life to every Transformer, evil or good.
- The winner will not only completely control Cybertron, he will also control the Allspark, which is the force that gives life to every Transformer, evil or good.
- Each piece represents a character in the Transformer universe.
- The pieces are easily recognizable as the Transformer counterparts, which will make you think you are actually a Decepticon or an Autobot.
- The Transformer chess set may be something that you occasionally use for fun or may just be part of the décor in your Anime-themed room.
- This version uses two characters from the Transformer's movie universe, Optimus Prime and Megatron.
- If you have a large Transformer collection, the detailed Optimus Prime and Megatron will look right at home with the others.
- Transformer toys were popular long before the release of the recent films in 2007 and 2009.
- Like most toy lines marketed to young boys, Transformer toys include the good guys and the bad guys, although these roles are taken on by robots that can transform themselves into many different forms including rockets and animals.
- Transformer toys can be found at almost any local retailer carrying toys and can also be purchased online.
- Different genres of Transformer fall into different categories.
- Websites like eBay often have vintage collectible Transformer toys for sale, although not all vintage toys will come in the original packaging or in perfect condition.
- Oftentimes the Transformer toys you will find on these websites were at one time or another taken out of the package and played with.
- Be aware, however, that you will probably not be able to beat the vast selection of Transformer toys offered online.
- Each Transformer 2 character in Michael Bay's new Transformers movie, played a bigger role and became involved in major battles that affected other moments in the film.
- Just as a Transformer 2 character can be good, there are also characters that are evil.
- Ravage is a jaguar-like Transformer that is under the control of Soundwave.
- The Doctor is a microscope Transformer that contains tools.
- The Demolisher is a large Transformer that is the combination of smaller Constructicons.
- Sam Witwicky is the Transformer 2 Character hero.
- The new robots introduced in Transformer 2: Revenge of the Fallen, aren't all called by name in the movie itself, but were introduced to the public by name through the Transformers toy line.
- For hardcore Transformer fans, rumor has it that a Tranformers 3 movie is already in pre-production and can be expected in theaters by summer of 2011.