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Page "1995 Russell Hill subway accident" ¶ 14
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If and signal
If the lever is pulled to clear a signal or move a switch, the tappet moves a short distance lengthwise at the same time.
If the points aren't thrown all the way, the Turnout cannot be locked, and in turn, the signal cannot be cleared.
If Rock shows up during the number -- or you hear anything -- give me the signal ''.
If the carrier is only partially suppressed, a double-sideband reduced-carrier ( DSBRC ) signal results.
If the delay is too short, it will destructively interfere with the un-delayed signal and create a flanging effect.
If the next data item is not available when it is needed, the codec has no choice but to produce silence or guess — and if the data is late, it is useless, because the time period when it should have been converted to a signal has already passed.
If two equivalent amplifiers are being compared, the amplifier with higher gain settings would be more sensitive as it would take less input signal to produce a given amount of power.
If that steady-state signal was interrupted, it indicated one of two things: either the operator was about to start transmitting, or something else had happened to break the connection — such as a physical break in the telegraph line.
If the color burst signal were visible on a television screen, it would appear as a vertical strip of a very dark olive color.
If u ( t ) is the control signal sent to the system, y ( t ) is the measured output and r ( t ) is the desired output, and tracking error, a PID controller has the general form
If a state is not controllable, then no signal will ever be able to control the state.
If the signal matches the desired user's code then the correlation function will be high and the system can extract that signal.
If the desired user's code has nothing in common with the signal the correlation should be as close to zero as possible ( thus eliminating the signal ); this is referred to as cross correlation.
If the code is correlated with the signal at any time offset other than zero, the correlation should be as close to zero as possible.
If this output is then used as the clock signal for a similarly arranged D flip-flop ( remembering to invert the output to the input ), you will get another 1 bit counter that counts half as fast.
If the signal strength of a transmitter is insufficient the signal's information will be corrupted by noise.
If the gain is not constant, e. g., by clipping the output signal at the limits of its capabilities, the output signal will be distorted.
If the baseband data signal ( the message ) to be transmitted is and the sinusoidal carrier is, where f < sub > c </ sub > is the carrier's base frequency and A < sub > c </ sub > is the carrier's amplitude, the modulator combines the carrier with the baseband data signal to get the transmitted signal:
If, however, a non-Jew devotes himself to serious search after divine truth, his merit is so much the more signal ; and whatever suggestion he may have to offer, no Jew dares refuse with levity.
If present, they refuse to record the signal, just as with the earlier ACP technology.

If and is
If the circumstances are faced frankly it is not reasonable to expect this to be true.
If his dancers are sometimes made to look as if they might be creatures from Mars, this is consistent with his intention of placing them in the orbit of another world, a world in which they are freed of their pedestrian identities.
If a work is divided into several large segments, a last-minute drawing of random numbers may determine the order of the segments for any particular performance.
If they avoid the use of the pungent, outlawed four-letter word it is because it is taboo ; ;
If Wilhelm Reich is the Moses who has led them out of the Egypt of sexual slavery, Dylan Thomas is the poet who offers them the Dionysian dialectic of justification for their indulgence in liquor, marijuana, sex, and jazz.
If he is the child of nothingness, if he is the predestined victim of an age of atomic wars, then he will consult only his own organic needs and go beyond good and evil.
If it is an honest feeling, then why should she not yield to it??
If he thus achieves a lyrical, dreamlike, drugged intensity, he pays the price for his indulgence by producing work -- Allen Ginsberg's `` Howl '' is a striking example of this tendency -- that is disoriented, Dionysian but without depth and without Apollonian control.
If love reflects the nature of man, as Ortega Y Gasset believes, if the person in love betrays decisively what he is by his behavior in love, then the writers of the beat generation are creating a new literary genre.
If he is good, he may not be legal ; ;
If the man on the sidewalk is surprised at this question, it has served as an exclamation.
If the existent form is to be retained new factors that reinforce it must be introduced into the situation.
If we remove ourselves for a moment from our time and our infatuation with mental disease, isn't there something absurd about a hero in a novel who is defeated by his infantile neurosis??
If many of the characters in contemporary novels appear to be the bloodless relations of characters in a case history it is because the novelist is often forgetful today that those things that we call character manifest themselves in surface behavior, that the ego is still the executive agency of personality, and that all we know of personality must be discerned through the ego.
If he is a traditionalist, he is an eclectic traditionalist.
If our sincerity is granted, and it is granted, the discrepancy can only be explained by the fact that we have come to believe hearsay and legend about ourselves in preference to an understanding gained by earnest self-examination.
If to be innocent is to be helpless, then I had been -- as are we all -- helpless at the start.

If and red
If a red Bordeaux of a good name and year is bitter or acid, or cloying and muddy-tasting, leave it alone for a while.
( If a dragon or a sea monster came along, didn't he have a red Swiss hunting knife on his belt -- ten blades and a corkscrew??
If a player bets 1 unit on red, his chance of winning 1 unit is therefore 18 / 38 and his chance of losing 1 unit ( or winning-1 ) is 20 / 38.
If a player is unsure of whether a bet is a single or multi-roll bet, it can be noted that all single-roll bets will be displayed on the playing surface in one color ( usually red ), while all multi-roll bets will be displayed in a different color ( usually yellow ).
If each pixel on the display actually contains three rectangular subpixels of red, green, and blue, in that fixed order, then things on the screen that are smaller than one full pixel in size can be rendered by lighting only one or two of the subpixels.
If the line passes through the leftmost portion of the pixel, only the red subpixel is lit ; if it passes through the rightmost portion of the pixel, only the blue subpixel is lit.
If one wanted to assert, in Arabic, that an apple looks red, one would not literally say " the apple is red ", but " the apple red ".
If applied to optical wavelengths, this manifests itself as a change in the colour of visible light as the wavelength of the light is increased toward the red part of the light spectrum.
If all four neighbors of v are different colors, say red, green, blue, and yellow in clockwise order, we look for an alternating path of vertices colored red and blue joining the red and blue neighbors.
If you look at icons of Jesus and Mary: Jesus wears red undergarment with a blue outer garment ( God become Human ) and Mary wears a blue undergarment with a red overgarment ( human was granted gifts by God ), thus the doctrine of deification is conveyed by icons.
Responding to a report, which he described as " a red herring ", on the growth of antisemitism since the beginning of the Gaza War, he has said: " If there has been a rise I am not surprised.
If the picture contains an area of the same color, it can be compressed without loss by saying " 200 red dots " instead of " red dot, red dot, ...( 197 more times )..., red dot.
Louis Farrakhan has stated " If you look at the human family — now, I'm talking about black, brown, red, yellow and white — we all seem to be frozen on a subhuman level of existence.
If Carol has a hand like < font color = red > K ♥</ font > J ♠, she may choose to fold.
If a cluster contains 3 values, then the central value will be black and each value stored on its sides will be red.
If the cluster contains two values, however, either one can become the black node in the red – black tree ( and the other one will be red ).

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