In a klystron amplifier the input cavity is called:

In a klystron amplifier the input cavity is called: 

(1) Buncher (2) Catcher (3) Pierce gun (4) Collector
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1 Answer

Answer :

In a klystron amplifier the input cavity is called: Buncher.

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Related questions

What element of the reflex klystron replaces the output cavity of a normal klystron?

Description : What element of the reflex klystron replaces the output cavity of a normal klystron?

Last Answer : The reflector or repeller.

Which cavity of a three-cavity klystron causes most of the velocity modulation?

Description : Which cavity of a three-cavity klystron causes most of the velocity modulation?

Last Answer : The middle cavity.

How is the electron beam of a three-cavity klystron accelerated toward the drift tube?

Description : How is the electron beam of a three-cavity klystron accelerated toward the drift tube?

Last Answer : A large negative pulse is applied to the cathode.

What can be added to the basic two-cavity klystron to increase the amount of velocity modulation and the power output?

Description : What can be added to the basic two-cavity klystron to increase the amount of velocity modulation and the power output?

Last Answer : Intermediate cavities between the input and output cavities.

A two-cavity klystron without a feedback path will operate as what type of circuit?

Description : A two-cavity klystron without a feedback path will operate as what type of circuit?

Last Answer : Amplifier.

The two-cavity klystron uses what cavity as an output cavity?

Description : The two-cavity klystron uses what cavity as an output cavity?

Last Answer : The catcher cavity.

A two cavity klystron tube is a

Description : A two cavity klystron tube is a  (A) velocity modulated tube (B) frequency modulated tube (C) Amplitude modulated tube (D) simple triode

Last Answer : A two cavity klystron tube is a velocity modulated tube

What type of klystron is used as the final stage of a power- amplifier transmitter?

Description : What type of klystron is used as the final stage of a power- amplifier transmitter?

Last Answer : Multicavity klystron.

What type of klystron is used as the final stage of a power- amplifier transmitter?

Description : What type of klystron is used as the final stage of a power- amplifier transmitter?

Last Answer : Multicavity klystron.

Describe working of Reflex Klystron amplifier with a neat diagram.

Description : Describe working of Reflex Klystron amplifier with a neat diagram.

Last Answer : Operation: It is assumed that the oscillations are set up in the tube initially due to noise or switching transients and these oscillations are sustained by device operation. ... on the reference electron. These bunch transfer maximum energy to the gap to get sustained oscillations.

In a Klystron amplifier, the RF voltage produces

Description : In a Klystron amplifier, the RF voltage produces  (a) amplitude modulation (b) frequency modulation (c) phase modulation (d) velocity modulation

Last Answer : In a Klystron amplifier, the RF voltage produces velocity modulation

Klystron operation is based on the principle of

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

Last Answer : Klystron operation is based on the principle of  Velocity modulation 

Reflex klystron is a:...

Description : Reflex klystron is a:  (1) Low power generator (2) High power oscillator (3) Low gain amplifier (4) Not an oscillator

Last Answer : Reflex klystron is a: Low power generator.

The modes in a reflex Klystron

Last Answer : The modes in a reflex Klystron gives the same frequency but different transit time.

The following quantity is not required in the calculation of Q of a cavity resonator

Description : The following quantity is not required in the calculation of Q of a cavity resonator  a) Energy stored b) Power dissipated c) Loss in radiation d) Dimensions of the cavity

Last Answer : The following quantity is not required in the calculation of Q of a cavity resonator  a) Energy stored b) Power dissipated c) Loss in radiation d) Dimensions of the cavity

Which of the following types of HPA is not used in earth stations? A. TWT B. Transistor C. Klystron D. Magnetron

Description : Which of the following types of HPA is not used in earth stations? A. TWT B. Transistor C. Klystron D. Magnetron

Last Answer : D. Magnetron

A major and basic advantage for the use of a klystron. A. High power B. Efficiency C. Lesser noise D. Cheaper

Description : A major and basic advantage for the use of a klystron. A. High power B. Efficiency C. Lesser noise D. Cheaper

Last Answer : A. High power

Debunching of the electron bunches in the higher modes of a reflex klystron has what effect on output power?

Description : Debunching of the electron bunches in the higher modes of a reflex klystron has what effect on output power?

Last Answer : Power is reduced.

If the constant-speed electrons in a reflex klystron remain in the repeller field for 1 3/4 cycles, what is the mode of operation?

Description : If the constant-speed electrons in a reflex klystron remain in the repeller field for 1 3/4 cycles, what is the mode of operation?

Last Answer : Mode 2.

The constant-speed electrons of an electron bunch in a reflex klystron must remain in the repeller field for what minimum time?

Description : The constant-speed electrons of an electron bunch in a reflex klystron must remain in the repeller field for what minimum time?

Last Answer : Three-quarter cycle.

When the repealer potential is constant, what property of the electron determines how long it will remain in the drift space of the reflex klystron?

Description : When the repealer potential is constant, what property of the electron determines how long it will remain in the drift space of the reflex klystron?

Last Answer : Velocity.

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

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.

The electrons in the beam of a klystron are speeded up by a high dc potential applied to what elements?

Description : The electrons in the beam of a klystron are speeded up by a high dc potential applied to what elements?

Last Answer : The accelerator grid and the buncher grids.

What is the basic principle of operation of a klystron?

Description : What is the basic principle of operation of a klystron?

Last Answer : Velocity modulation

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 should you do if a klystron becomes gassy?

Description : What should you do if a klystron becomes gassy?

Last Answer : Restore it to serviceable condition by operating it temporarily at reduced beam voltage.

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Last Answer : Answer: C

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In the illustration, the component VR2 on the A1 AMPLIFIER MODULE is _________. EL-0060 A. a zener diode to regulate the +9 volt power supply from common B. a variable resistor diode to control the output to terminal 1 that controls the input to terminal 10 C. a zener diode that regulates the voltage to terminal 2 at 9.1 volts DC D. a tunnel diode with a breakdown voltage of 6.6 Volts DC

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