What should you do if a klystron becomes gassy?

What should you do if a klystron becomes gassy?
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1 Answer

Answer :

Restore it to serviceable condition by operating it temporarily at  reduced beam voltage.
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Related questions

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.

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.

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.

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.

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.

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.

Constantly gassy bowels?

Description : Constantly gassy bowels?

Last Answer : I would recommend keeping a food diary; see if there’s anything in particular that you’ve been eating around the times that this occurs. Could be that cutting out the culprit could solve the problem. If not, maybe try some Beano or something.

Why am I always so gassy?

Description : Why am I always so gassy?

Last Answer : Do you eat a lot of cheese?

What can make someone really gassy?

Description : What can make someone really gassy?

Last Answer : chickpeas

Is it me, or is sitting in a car conducive with being gassy?

Description : Is it me, or is sitting in a car conducive with being gassy?

Last Answer : Why was this question on my “Questions for You”?! Anyway, I’ve never really had that problem.

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

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.

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 

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

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

In a klystron amplifier the input cavity is called:

Description : In a klystron amplifier the input cavity is called:  (1) Buncher (2) Catcher (3) Pierce gun (4) Collector

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

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.

What happens to the fundamental mode as the operating wavelength becomes longer than the single mode cutoff wavelength?

Description : What happens to the fundamental mode as the operating wavelength becomes longer than the single mode cutoff wavelength?

Last Answer : The fundamental mode becomes increasingly lossy.