The underlying principle of operation of the parametric amplifier is based on what property?

The underlying principle of operation of the parametric  amplifier is based on what property?
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1 Answer

Answer :

Reactance.
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Related questions

In a nondegenerative parametric amplifier the difference between the input frequency and the pump frequency is called what?

Description : In a nondegenerative parametric amplifier the difference between the input frequency and the pump frequency is called what?

Last Answer : Idler- or lower-sideband frequency.

What is the primary difference between the pump signal of a simple parametric amplifier and the pump signal of a nondegenerative parametric amplifier?

Description : What is the primary difference between the pump signal of a simple parametric amplifier and the pump signal of a nondegenerative parametric amplifier?

Last Answer : The pump signal of a nondegenerative parametric amplifier is higher than twice the input signal.

The pump signal frequency must be of what value when compared to the input signal of a simple parametric amplifier?

Description : The pump signal frequency must be of what value when compared to the input signal of a simple parametric amplifier?

Last Answer : Exactly double the input frequency.

What is the purpose of the pump in a parametric amplifier?

Description : What is the purpose of the pump in a parametric amplifier?

Last Answer : Supplies the electrical energy required to vary the capacitance.

What is the most important feature of the parametric amplifier?

Description : What is the most important feature of the parametric amplifier?

Last Answer : The low-noise characteristic.

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What is the output frequency of an upper-sideband parametric-frequency converter?

Description : What is the output frequency of an upper-sideband parametric-frequency converter?

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What amplifier class of operation is the most inefficient but has the least distortion?

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Description : Klystron operation is based on the principle of  a) Velocity modulation b) Amplitude modulation c) frequency modulation d) Phase modulation

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Description : Parametric equation for circle a.X=x+Rcosu; Y=y+Rsinu; Z=z b.X=Rcosu; Y=Rsinu; Z=z c.X=x+Rsinu; Y=y+Rcosu; Z=z d.X=Rsinu; Y=y+Rcosu; Z=z

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Description : Two lines L1 and L2 having Parametric equations are P1=[3 4 7]+u[2 2 -6] and P2=[15 -2]+u[1 4 2]. Tangent vector for line L1 a.2i+2j-6k b.2i+2j+6k c.2i-2j-6k d.6-2j-2k

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Write parametric equation of line having end points P1(3,5,8) and P2 (6,4,3). a.[3 5 8]+u[3 -1 -5] b.[3 5 8]+u[3 1 5] c.[3 8 5]+u[3 -1 -5] d.[3 5 8]+u[-3 1 5]

Description : Write parametric equation of line having end points P1(3,5,8) and P2 (6,4,3). a.[3 5 8]+u[3 -1 -5] b.[3 5 8]+u[3 1 5] c.[3 8 5]+u[3 -1 -5] d.[3 5 8]+u[-3 1 5]

Last Answer : a.[3 5 8]+u[3 -1 -5]

What is a parametric test ?

Description : What is a parametric test ?

Last Answer : In this case, the value of the aggregate parameter is assumed to be a value of aggregate parameters. Later it is checked whether the conjecture is true or false. This method of verifying hypotheses is called ... tests in the parametric test are Z test , T test , Ky -square test and F test.

What is a parametric test ?

Description : What is a parametric test ?

Last Answer : In this case, the value of the aggregate parameter is assumed to be a value of aggregate parameters. Later it is checked whether the conjecture is true or false. This method of verifying hypotheses is called parametric testing.

How do you compare parametric and non-parametric analysis?

Description : How do you compare parametric and non-parametric analysis?

Last Answer : In parametric analysis the underlying distributions of thevariables are described by parameters. These may be known or it maybe possible to estimate them from the observed data. Innon-parametric analyses, ... not used - eitherbecause they cannot be derived or because the tests do not requirethem.

What should I know about parametric equalizers?

Description : What should I know about parametric equalizers?

Last Answer : Parametric equalizers are electronic devices which let a person adjust the level and frequency of a sound. These devices are used by audio engineers in sound recordings.

Considers the total cost of ownership, or development plus support costs, for a project. A. Learning Curve Theory B. Life Cycle Costing C. Parametric Modeling D. Rate of Performance

Description : Considers the total cost of ownership, or development plus support costs, for a project. A. Learning Curve Theory B. Life Cycle Costing C. Parametric Modeling D. Rate of Performance

Last Answer : B. Life Cycle Costing

Which one of the following is not a non-parametric test ? (A) t-test (B) Sign test (C) Chi-square test (D) Run test

Description : Which one of the following is not a non-parametric test ? (A) t-test (B) Sign test (C) Chi-square test (D) Run test

Last Answer : Answer: A

The importance of the correlation co-efficient lies in the fact that: (A) There is a linear relationship between the correlated variables. (B) It is one of the most valid measure of statistics. (C) It allows one to determine the degree or strength of the association be tween two variables. (D) It is a non-parametric method of statistical analysis.

Description : The importance of the correlation co-efficient lies in the fact that: (A) There is a linear relationship between the correlated variables. (B) It is one of the most valid measure of statistics. ... of the association be tween two variables. (D) It is a non-parametric method of statistical analysis.

Last Answer : (C) It allows one to determine the degree or strength of the association be tween two variables.

If C4 were removed from the circuit, what would happen to the output of the amplifier?

Description : If C4 were removed from the circuit, what would happen to the output of the amplifier?

Last Answer : The output would decrease. (C4 decouples R2 preventing degenerative feedback from R2.)

What components form the input-signal-developing impedance for the amplifier?

Description : What components form the input-signal-developing impedance for the amplifier?

Last Answer : C2 and the secondary of T1.

What two methods are used to compensate for the problems that cause low gain in an rf amplifier?

Description : What two methods are used to compensate for the problems that cause low gain in an rf amplifier?

Last Answer : . RF transformers are used and the transistor is neutralized.

What problem is caused in an rf amplifier by a loosely coupled transformer?

Description : What problem is caused in an rf amplifier by a loosely coupled transformer?

Last Answer : A too-narrow bandpass.

What is the most common form of coupling for an rf amplifier?

Description : What is the most common form of coupling for an rf amplifier?

Last Answer : Transformer coupling.

Can a parallel LC circuit be used as the frequency determining network for an rf amplifier?

Description : Can a parallel LC circuit be used as the frequency determining network for an rf amplifier?

Last Answer : Yes.

What is the purpose of a frequency-determining network in an rf amplifier?

Description : What is the purpose of a frequency-determining network in an rf amplifier?

Last Answer : To provide maximum impedance at the desired frequency.

If the output impedance of an amplifier circuit is decreased, what is the effect on the gain?

Description : If the output impedance of an amplifier circuit is decreased, what is the effect on the gain?

Last Answer : The gain decreases.

If the input-signal-developing impedance of an amplifier is increased, what is the effect on the gain?

Description : If the input-signal-developing impedance of an amplifier is increased, what is the effect on the gain?

Last Answer : The gain increases.