What type of tuning does the receiver use?

What type of tuning does the receiver use?
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Last Answer : Inductive.

Inductive tuning of a resonant cavity is accomplished by placing a nonmagnetic slug in what area?

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Last Answer : The area of maximum H lines.

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Last Answer : They are used to monitor fixed motor speeds.

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Description : The cavities of a multicavity klystron are tuned to slightly different frequencies in what method of tuning?

Last Answer : Stagger tuning.

In a multicavity klystron, tuning all the cavities to the same frequency has what effect on the bandwidth of the tube?

Description : In a multicavity klystron, tuning all the cavities to the same frequency has what effect on the bandwidth of the tube?

Last Answer : The bandwidth decreases.

What limits the tuning range around the center frequency of a reflex klystron in a particular mode of operation?

Description : What limits the tuning range around the center frequency of a reflex klystron in a particular mode of operation?

Last Answer : The half-power points of the mode.

What are the tuning modes for the coupler group discussed?

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Last Answer : Automatic, semiautomatic, and manual.

What type of receiver is most often used in radar systems?

Description : What type of receiver is most often used in radar systems?

Last Answer : Superheterodyne.

What is the disadvantage of using a double receiver instead of two individual receivers?

Description : What is the disadvantage of using a double receiver instead of two individual receivers?

Last Answer : If one of the receivers goes bad the entire unit must be replaced.

When is a synchro receiver (TR) properly zeroed?

Description : When is a synchro receiver (TR) properly zeroed?

Last Answer : A TR is zeroed when electrical zero voltages exist across its stator windings at the same time its rotor is on zero or on its mechanical reference position.

What is the most likely problem if the transmitter shaft reads 0º when the receiver shaft indicates 180º?

Description : What is the most likely problem if the transmitter shaft reads 0º when the receiver shaft indicates 180º?

Last Answer : The rotor leads on either the transmitter or the receiver are reversed.

What two receiver leads are reversed to reverse the rotor's direction of rotation?

Description : What two receiver leads are reversed to reverse the rotor's direction of rotation?

Last Answer : 1 and S3.

What is the relationship between the transmitter and receiver stator voltages when their rotors are in correspondence?

Description : What is the relationship between the transmitter and receiver stator voltages when their rotors are in correspondence?

Last Answer : The voltages are equal and oppose each other.

What is the physical difference between a synchro transmitter and a synchro receiver?

Description : What is the physical difference between a synchro transmitter and a synchro receiver?

Last Answer : A synchro receiver uses some form of damping to retard excessive oscillations or spinning.

Receiver bandwidth is defined as those frequencies spread between what two points of the receiver response curve?

Description : Receiver bandwidth is defined as those frequencies spread between what two points of the receiver response curve?

Last Answer : Half-power points.

When measuring receiver sensitivity, what quantities must you add to the dBm reading obtained on the signal generator or test set?

Description : When measuring receiver sensitivity, what quantities must you add to the dBm reading obtained on the signal generator or test set?

Last Answer : Attenuations of the directional coupler and the connecting cable.

You determine receiver sensitivity by measuring the power level of what signal?

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Last Answer : Minimum discernible signal (mds).

A loss of receiver sensitivity has the same effect on range performance as what other loss?

Description : A loss of receiver sensitivity has the same effect on range performance as what other loss?

Last Answer : Transmitter power loss.

Where should the transmitter spectrum be located with respect to the receiver response curve?

Description : Where should the transmitter spectrum be located with respect to the receiver response curve?

Last Answer : In the center.

A monopulse receiver has how many separate channels?

Description : A monopulse receiver has how many separate channels?

Last Answer : Three.

How does ftc affect receiver gain, if at all?

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Last Answer : FTC has no effect on receiver gain

Immediately after the transmitter fires, stc reduces the receiver gain to what level?

Description : Immediately after the transmitter fires, stc reduces the receiver gain to what level?

Last Answer : Zero.

Which receiver component converts the IF pulses to video pulses?

Description : Which receiver component converts the IF pulses to video pulses?

Last Answer : Detector.

What receiver circuit actually produces the IF frequency?

Description : What receiver circuit actually produces the IF frequency?

Last Answer : Mixer.

Which component of the receiver produces the signal that is mixed with the received signal to produce the IF signal?

Description : Which component of the receiver produces the signal that is mixed with the received signal to produce the IF signal?

Last Answer : Local oscillator.

What tube in a duplexer has the primary function of disconnecting the receiver?

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Last Answer : Tr tube.

what causes the initial and final pulses on the receiver output signal?

Description : what causes the initial and final pulses on the receiver output signal?

Last Answer : Leakage from the duplexer.

What is the result of an impedance mismatch between a receiver or transmitter and its transmission line or antenna?

Description : What is the result of an impedance mismatch between a receiver or transmitter and its transmission line or antenna?

Last Answer : High vswr, which equates to poor reception or a loss of power output.

Which amplifier stage (the preamplifier or the postamplifier) is a dominant contributor of noise and significantly influences the sensitivity of the receiver?

Description : Which amplifier stage (the preamplifier or the postamplifier) is a dominant contributor of noise and significantly influences the sensitivity of the receiver?

Last Answer : The preamplifier.

Define receiver dynamic range.

Description : Define receiver dynamic range.

Last Answer : The range of optical power levels over which the receiver operates within the specified values. It

. Which part of the receiver amplifies the electrical signal to a level suitable for further signal processing?

Description : . Which part of the receiver amplifies the electrical signal to a level suitable for further signal processing?

Last Answer : Amplifier.

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Last Answer : An electro-optic device that accepts optical signals from an optical fiber and converts them into electrical signals

What is the main factor that determines receiver sensitivity?

Description : What is the main factor that determines receiver sensitivity?

Last Answer : Noise

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Last Answer : Thermal noise, dark current noise, and quantum noise

List the key operational parameters used to define receiver performance.

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Last Answer : Receiver sensitivity, bandwidth, and dynamic range.

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Last Answer : It is used to achieve maximum selectivity.

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Last Answer : A special type of detector and a carrier reinsertion oscillator

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Last Answer : Sensitivity, noise, selectivity, and fidelity.

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Last Answer : Reception, selection, detection, and reproduction.

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Last Answer : To limit unwanted variations in the output.

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Last Answer : Transfers receiver audio outputs to remote control stations.

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