What are the two most common types of mode filters?

What are the two most common types of mode filters?
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Free-form loop and mandrel wrap.
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A mode filter is a device that attenuates specific modes propagating in the core of an optical fiber. What mode propagating along single mode fibers do mode filters eliminate?

Description : A mode filter is a device that attenuates specific modes propagating in the core of an optical fiber. What mode propagating along single mode fibers do mode filters eliminate?

Last Answer : Second-order mode.

What are the four general types of filters?

Description : What are the four general types of filters?

Last Answer : a. Low-pass. b. High-pass c. Bandpass d. Band-reject..

What are the two basic types of single mode step-index fibers?

Description : What are the two basic types of single mode step-index fibers?

Last Answer : Matched-clad and depressed-clad.

What are the 3 most common sizes for SLR camera lens filters? (46mm, 52mm, 72mm, etc.)

Description : What are the 3 most common sizes for SLR camera lens filters? (46mm, 52mm, 72mm, etc.)

Last Answer : I think you answered your own question.

What are the common words blocked by spam filters?

Description : What are the common words blocked by spam filters?

Last Answer : There are so many words that spam filters will block. Furthermore, you can also add other words or email address to your own spam filter. The list is way too long to add here on this answer, ... . https://blog.hubspot.com/blog/tabid/6307/bid/30684/the-ultimate-list-of-email-spam-trigger-words.aspx

What are the two methods used by fiber manufacturers to fabricate multimode and single mode glass fibers?

Description : What are the two methods used by fiber manufacturers to fabricate multimode and single mode glass fibers?

Last Answer : Vapor phase oxidation and direct-melt process.

Give two reasons why the value of the normalized frequency (V) is varied in single mode stepindex fibers?

Description : Give two reasons why the value of the normalized frequency (V) is varied in single mode stepindex fibers?

Last Answer : To increase performance and reduce losses caused by bending and splicing.

The electric field is perpendicular to the "a" dimension of a waveguide in what mode?

Description : The electric field is perpendicular to the "a" dimension of a waveguide in what mode?

Last Answer : TE.

In the subtract mode, a 1 at C0 performs what portion of the R’s complemen

Description : In the subtract mode, a 1 at C0 performs what portion of the R’s complemen

Last Answer : Add 1 portion.

In the add mode, what does the output of C2 indicate?

Description : In the add mode, what does the output of C2 indicate?

Last Answer : . MSD of the sum.

In the subtract mode, which portion of the problem is complemented?

Description : In the subtract mode, which portion of the problem is complemented?

Last Answer : Subtrahend.

What is the impedance of a crystal at its resonant frequency when it is used in the series mode?

Description : What is the impedance of a crystal at its resonant frequency when it is used in the series mode?

Last Answer : Minimum.

What is the impedance of a crystal at its resonant frequency when it is used in the parallel mode?

Description : What is the impedance of a crystal at its resonant frequency when it is used in the parallel mode?

Last Answer : Maximum

Which are more sensitive to alignment errors, single mode or multimode fibers?

Description : Which are more sensitive to alignment errors, single mode or multimode fibers?

Last Answer : Single mode.

Do small core distortions formed by arc fusion's self alignment mechanism have more of an affect on light propagating through multimode or single mode fibers?

Description : Do small core distortions formed by arc fusion's self alignment mechanism have more of an affect on light propagating through multimode or single mode fibers?

Last Answer : Single mode fibers.

Which semiconductor sources (LD or LED) emit more focused light and are capable of launching sufficient optical power into both single mode and multimode fibers?

Description : Which semiconductor sources (LD or LED) emit more focused light and are capable of launching sufficient optical power into both single mode and multimode fibers?

Last Answer : LDs.

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.

In single mode operation, the value of the normalized frequency (V) should remain near the 2.405 level. If the value of V is less than 1, do single mode fibers carry a majority of the power in the core or cladding material?

Description : In single mode operation, the value of the normalized frequency (V) should remain near the 2.405 level. If the value of V is less than 1, do single mode fibers carry a majority of the power in the core or cladding material?

Last Answer : Cladding material.

List the standard core sizes for multimode step-index, multimode graded-index, and single mode fibers

Description : List the standard core sizes for multimode step-index, multimode graded-index, and single mode fibers

Last Answer : Multimode step-index fibers: 50µm and 100µm. Multimode graded-index fibers: 50µm, 62.5µm, 85µm, and 100µm. Single mode fibers: between 8µm and 10µm.

Why is the pi mode the most commonly used magnetron mode of operation

Description : Why is the pi mode the most commonly used magnetron mode of operation

Last Answer : Greater power output.

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.

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.

Will fiber coupling loss generally increase or decrease if the mode field diameter of a single mode fiber is decreased?

Description : Will fiber coupling loss generally increase or decrease if the mode field diameter of a single mode fiber is decreased?

Last Answer : Increase.

Explain the difference between multimode and single mode core-cladding concentricity errors.

Description : Explain the difference between multimode and single mode core-cladding concentricity errors.

Last Answer : Multimode core-cladding concentricity error is the distance between the core and cladding centers expressed as a percentage of core diameter while the single mode core-cladding concentricity error is just the distance between the core and cladding centers

The cutoff wavelength of matched-clad and depressed-clad single mode fibers varies according to the fiber's radius of curvature and length. The cutoff wavelength of which single mode fiber type is more sensitive to length

Description : The cutoff wavelength of matched-clad and depressed-clad single mode fibers varies according to the fiber's radius of curvature and length. The cutoff wavelength of which single mode fiber type is more sensitive to length

Last Answer : Depressed-clad.

The value of the normalized frequency parameter (V) relates the core size with mode propagation. When single mode fibers propagate only the fundamental mode, what is the value of V?

Description : The value of the normalized frequency parameter (V) relates the core size with mode propagation. When single mode fibers propagate only the fundamental mode, what is the value of V?

Last Answer : V≤2.405.

As the core and cladding modes travel along the fiber, mode coupling occurs. What is mode coupling?

Description : As the core and cladding modes travel along the fiber, mode coupling occurs. What is mode coupling?

Last Answer : Mode coupling is the exchange of power between two modes.

Modes that are bound at one wavelength may not exist at longer wavelengths. What is the wavelength at which a mode ceases to be bound called?

Description : Modes that are bound at one wavelength may not exist at longer wavelengths. What is the wavelength at which a mode ceases to be bound called?

Last Answer : Cutoff wavelength

The mode theory uses electromagnetic wave behavior to describe the propagation of the light along the fiber. What is a set of guided electromagnetic waves called?

Description : The mode theory uses electromagnetic wave behavior to describe the propagation of the light along the fiber. What is a set of guided electromagnetic waves called?

Last Answer : Modes of the fiber.

Which type of optical fiber (multimode or single mode) tends to have lower loss and produces less signal distortion?

Description : Which type of optical fiber (multimode or single mode) tends to have lower loss and produces less signal distortion?

Last Answer : Single mode fiber.

What are the different types of filters?

Description : What are the different types of filters?

Last Answer : what are the different types of filters in access

What is meant by filter? What are the different types of filters?

Description : What is meant by filter? What are the different types of filters?

Last Answer : Ans-Filters are the components of a circuit which remove distortion or ripples.Types of filters : 1. High pass filters 2. Low pass filters 3. Band pass filters

State the need for filters and list the different types of filters.

Description : State the need for filters and list the different types of filters.

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State different types of filters.

Description : State different types of filters.

Last Answer : Types of filters: 1. Series inductor (or choke) filter 2. Shunt capacitor filter 3. Choke input (LC or L type) filter 4. Capacitor input (CLC or πtype) filter

List the types of filters.

Description : List the types of filters.

Last Answer : Types of filter are as follows: 1. Shunt Capacitor filter (C filter) 2. Series Inductor filter (L filter) 3. LC filter 4. π filter (CLC filter)

State the types of filters.

Description : State the types of filters.

Last Answer : Types of filters: 1. Capacitor input filter (shunt capacitor filter) 2. Choke input filter (series inductor filter) 3. LC filter 4. π type filter OR CLC filter 5. RC filter.

State types of filters. Define each of them.

Description : State types of filters. Define each of them.

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List the two common types of waveguides in use today.

Description : List the two common types of waveguides in use today.

Last Answer : Cylindrical and rectangular.

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What are the three most common types of packages?

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What are the most common types of fibrous tape?

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Two contributors of electronic console failures are heat and vibration. To combat some of their effects, preventive maintenance procedures should include ______________. A. systematic rotation of circuit cards with those from spares to allow component cooling B. periodic changing or cleaning of console ventilation and control room air conditioning filters C. weekly tightening of console foundation bolts and changing of the air in the control room D. all of the above

Description : Two contributors of electronic console failures are heat and vibration. To combat some of their effects, preventive maintenance procedures should include ______________. A. systematic rotation of circuit cards with those ... bolts and changing of the air in the control room D. all of the above

Last Answer : Answer: B

Write the function of C and L in π filter and write two advantages of π filter over other filters.

Description : Write the function of C and L in π filter and write two advantages of π filter over other filters.

Last Answer : The capacitors C1 and C2 provide a low reactance path for the ripple whereas the series inductor L provides a high reactance to the ac ripple. The combined effect of this is the reduction in ripple, and ... very low. 4. High dc voltage (approximately Vm) 5. Increase in the average load voltage. 

What are some good apps for filters or turning your pictures into oil paintings or watercolors?

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Should I turn off my pond water filters while my goldfish are spawning?

Description : Should I turn off my pond water filters while my goldfish are spawning?

Last Answer : Check out this link for your queries.

At what point do new vehicles usually need new air and fuel filters?

Description : At what point do new vehicles usually need new air and fuel filters?

Last Answer : answer:The air filter? Yes, no question. Instead of the factory disposable filter I would strongly suggest a modern high tech reusable filter. They provide more efficient airflow that results in improved economy and ... product in a near empty tank then fill up. I do this about three times a year.

While we're on the topic of water filters, what are some possible ways I can help the water filter in my turtles' aquarium?

Description : While we're on the topic of water filters, what are some possible ways I can help the water filter in my turtles' aquarium?

Last Answer : The best filter I ever had was an undergravel filter. There was a raised plate under the gravel and the aerators pulled the water down through the gravel and recirculated it. That was the healthiest tank I ever had. I don’t know if you can even find them today,

Do filters exist that are primarily for showers, as opposed to drinking water?

Description : Do filters exist that are primarily for showers, as opposed to drinking water?

Last Answer : Yes. I highly recommend this Aquasana One of the best features of this design is that it does not impede water flow much, which is great if you have low water pressure like I do.