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If the oscillator operates above the audio frequency range (> 20 kHz ), the generator will often include some sort of modulation function such as amplitude modulation ( AM ), frequency modulation ( FM ), or phase modulation ( PM ) as well as a second oscillator that provides an audio frequency modulation waveform.
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If and oscillator
If F is the only force acting on the system, the system is called a simple harmonic oscillator, and it undergoes simple harmonic motion: sinusoidal oscillations about the equilibrium point, with a constant amplitude and a constant frequency ( which does not depend on the amplitude ).
If a frictional force ( damping ) proportional to the velocity is also present, the harmonic oscillator is described as a damped oscillator.
If an external time dependent force is present, the harmonic oscillator is described as a driven oscillator.
If the phase stability of an oscillator is needed then the time deviation variants should be consulted and used.
If a high-gain amplifier's output capacitively couples to its input it often becomes an electronic oscillator.
If the reflected signal were in phase, the oscillator amplitude would increase and the oscillator's plate current would also increase.
If a mass m is attached to the end of such a spring, the system becomes a harmonic oscillator.
If we limit to a single mode for simplicity ( doing so we formally describe a mere harmonic oscillator ), a Fock state is of the type with n an integer value.
If the event being measured repeats itself with sufficient stability and the frequency is considerably lower than that of the clock oscillator being used, the resolution of the measurement can be greatly improved by measuring the time required for an entire number of cycles, rather than counting the number of entire cycles observed for a pre-set duration ( often referred to as the reciprocal technique ).
If the free balance is twisted and released, it will oscillate slowly clockwise and counterclockwise as a harmonic oscillator, at a frequency that depends on the moment of inertia of the beam and the elasticity of the fiber.
If the quantum field theory can be accurately described through perturbation theory, then the properties of the vacuum are analogous to the properties of the ground state of a quantum mechanical harmonic oscillator ( or more accurately, the ground state of a QM problem ).
If the event happened 67 ns after the last clock, then the triggered oscillator transition will slide by − 1 ns after each subsequent clock pulse.
If the amplitude detector has a flat frequency response, then this negative feedback of the amplitude measurement will ensure that the oscillator has a constant output amplitude no matter what frequency it is set to generate.
If and operates
* If a doctor operates a patient and the patient dies, the doctor's hand will be cut off.
If a network has a firewall and operates both MS Windows and Unix-like systems, both protocols must be enabled inbound through the firewall.
If there is a match between the credential and the access control list, the control panel operates a relay that in turn unlocks the door.
If the input current is more than, then the SQUID always operates in the resistive mode.
If the cipher operates on single letters, it is termed a simple substitution cipher ; a cipher that operates on larger groups of letters is termed polygraphic.
If the turtle operates in cylindrical coordinates, then it has a location and a heading within its plane, and its plane may be rotated around the vertical axis.
If instead of oscillating independently, each mode operates with a fixed phase between it and the other modes, the laser output behaves quite differently.
If the temperature gradient operator exceeds one, the mean temperature gradient is larger than the critical temperature gradient and the stack operates as a prime mover.
If the temperature gradient operator is less than one, the mean temperature gradient is smaller than the critical gradient and the stack operates as a heat pump.
If the deal is ratified, the Fort Mojave Reservation will be the first to have casinos in three states ; the reservation operates the Avi Resort & Casino in Nevada and the Spirit Mountain Casino in Arizona.
If the architecture dictates how the business operates then the business is likely to suffer from inflexibility unable to adapt to change.
* If it operates in a way that is timing-sensitive, for example if it has multiple processors writing to the same data at the same time.
If the dolly has a moveable vertical axis, such as a hydraulic arm, then the dolly grip also operates the " boom ".
If the CompactPCI card operates on a particular VIO voltage the card shall have the respective coloured coding key.
If a fabricator operates machines from more than one vendor, they may prefer to use an off-the-shelf nesting package from a third-party vendor.
If the tribunal is found to intrude on the historical jurisdiction of the superior court, the inquiry must turn to the second stage which considers whether the function of the tribunal and whether it operates as an adjudicative body.
If triggers are defined on the table on which the INSERT statement operates, those triggers are evaluated in the context of the operation.
If a city operates its own PSAP, but not its own particular emergency service ( for example, city police but county fire ), it may be necessary to relay the call to the PSAP that does handle that type of call.
If the applied voltage is too high, complete ionisation of the fill gas occurs with almost each ion pair and the detector operates as a Geiger-Müller counter, with the consequent loss of incident particle energy information.
If completed, the merger would integrate the GB & T franchise primarily into SunTrust's Atlanta banking region, where it operates 212 branches.
If the Pigou effect always operates strongly, the Bank of Japan's policy of near-zero nominal interest rates might have been expected to end the Japanese deflation sooner.
If an extraction device is defunct after 10 years, its NEG will be significantly lower than if it operates for 30 years.
If the " neutron end " is close enough for the strong nuclear force, which only operates over very short distances, to exceed the repulsive electrostatic force on the " proton end ", fusion of a neutron with the target nucleus may begin.
If and above
If Af is the change per unit volume in Gibbs function caused by the shear field at constant P and T, and **yr is the density of the fluid, then the total potential energy of the system above the reference height is Af.
If modernization programs are imposed from above, without the understanding and cooperation of the people, they will encounter grave difficulties.
If the bottom name in each column did not have a responsible executive identified, the next name above which identified such a responsible executive was substituted.
If the above issue is settled by requiring public education for all citizens, Issue No. 6 may be moot.
If the rake angle **yc of the knife is high enough and the friction angle **yt between the front of the knife and the back of the chip is low enough to give a positive value for Af, the resultant vector R will lie above the plane of the substrate.
If she chose, and in that final decision discarded, what, above all, all of us value, life itself, must she not have risen to her fullest height, and transcending her murky self, felt at last the passion of a great moral decision??
If the above errors be eliminated, the two astigmatic surfaces united, and a sharp image obtained with a wide aperture — there remains the necessity to correct the curvature of the image surface, especially when the image is to be received upon a plane surface, e. g. in photography.
If the ratio a '/ a be sufficiently constant, as is often the case, the above relation reduces to the condition of Airy, i. e. tan w '/ tan w = a constant.
If we look at this situation from far above, so that we cannot see the supporters, we see the large balloon as a small object animated by erratic movement.
If we wish to implement this filter as a digital filter, we can apply the bilinear transform by substituting for the formula above ; after some reworking, we get the following filter representation:
If in the above we relax Banach space to normed space the analogous structure is called a normed algebra.
If a house or car is above a certain value, the bankrupt can buy the interest back from the estate in order to keep the asset.
If the first theory is correct ( see above ), then the absence of cavalry removed the main Athenian tactical disadvantage, and the threat of being outflanked made it imperative to attack.
If the character encoding for a web page is chosen appropriately then HTML character references are usually only required for a markup delimiting characters mentioned above, and for a few special characters ( or not at all if a native Unicode encoding like UTF-8 is used ).
If we attempt to use the above formula to compute the derivative of f at zero, then we must evaluate 1 / g ′( f ( 0 )).
If f is a function of as above, then the second derivative of is:
If the above condition is instead satisfied for
If the ball hits the upright above the cross-bar before going through, it is not considered a dead ball, and the points are scored.
If we assume the controller C, the plant P, and the sensor F are linear and time-invariant ( i. e., elements of their transfer function C ( s ), P ( s ), and F ( s ) do not depend on time ), the systems above can be analysed using the Laplace transform on the variables.
If the density of the chain is variable then the analysis above can be adapted to produce equations for the curve given the density, or given the curve to find the density.
If a stitch in a finished crocheted item breaks, the stitches above and below remain intact, and because of the complex looping of each stitch, the stitches on either side are unlikely to come loose unless heavily stressed.
If enough magma is ejected, the emptied chamber is unable to support the weight of the volcanic edifice above it.
If the third layer is placed so that its atoms are directly above those of the first layer, the stacking will be ABA — this is the hcp structure, and it continues ABABABAB.
#: If, replace in above rules with some new variable and add rule.
If in the above example Mary had overpaid, paying £ 750 for the watch, her damages in contract would still be £ 450 ( giving him the item he contracted to buy ), however in tort damages are £ 700.
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