Isolator (Basics, Working, Internal structure, S Matrix & Applications) Explained in Microwave

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  • Опубликовано: 22 окт 2024

Комментарии • 121

  • @EngineeringFunda
    @EngineeringFunda  11 месяцев назад

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  • @prakashranjan8894
    @prakashranjan8894 6 лет назад +41

    Your concept is good but in many cases you saying something and writing different
    Please focus on what you are saying and what you are writing..
    Thats too much confusing

  • @beingdehati2473
    @beingdehati2473 4 года назад +8

    for forward transmission, the twister provides 45 degrees anti-clockwise shift while for reflected transmission, the same twister gets reversed and now provides 45 degrees clockwise shift. To understand just keep an analogue clock and see anti-clock from front and try realise the same anti-clock from its behind, you will find it as clockwise.

    • @EngineeringFunda
      @EngineeringFunda  4 года назад

      Yeah

    • @ritikyadav9378
      @ritikyadav9378 Год назад

      okay, but how second twister (i.e. output side) is working for the 45 degrees clockwise for both? it seems anti-clock-wise if we give input at output side.

  • @AjayKumar-qg7xk
    @AjayKumar-qg7xk Год назад +2

    Sir you are Best
    I am pursuing my engineering degree in EC
    Because of you i passed my semester with very good grades
    I learn Communication from you in 4th semester
    Now, I learn Microwaves in 5th semester.
    Please make more videos on all subjects
    One humble request please make videos related to carrer in EC and what things, skills,internships we can do for better carrer in this field.
    ❤❤❤❤❤❤❤

    • @EngineeringFunda
      @EngineeringFunda  Год назад

      I have already discussed in my live session, you can go through my channel for it.

  • @jagratwadhwa3850
    @jagratwadhwa3850 5 лет назад +22

    Made my mind go all complex. How is the 90 degree phase shift occurring.

    • @sanguineflowers375
      @sanguineflowers375 5 лет назад +1

      same here

    • @kanavgoel9104
      @kanavgoel9104 4 года назад

      Yup same problem here too !

    • @Godl_Damon
      @Godl_Damon Год назад

      45° from twist which is at Port 1 and 45° due to ferrite rod which is situated at tthe centre

  • @knowledgeunlimited
    @knowledgeunlimited 5 лет назад +13

    I watched many of your videos... All are awesome but, this one is not clear regarding the phase shift...i think you explained entirely different at different instances please make again sir.... Focus on your words as well as writing part

  • @rutujapatel8738
    @rutujapatel8738 4 года назад +3

    Sir there are some mistakes but you are conveying in very easy language. Thank you sir

  • @booksamikshak
    @booksamikshak 5 лет назад +3

    Sir, I think while going from input side due to the magnetic field the ferrite moves the vertical plane into clockwise, but while coming back the polarity of magnetic field changes so it moves the plane into the anticlockwise direction. See yourself if from opposite side CLock becomes anti and vice verse then while coming back both are again opposite to each other then both will change make the plane at its initial place only. Am I right?

  • @arka0001
    @arka0001 Год назад +1

    11:27 sir how its becoming 90 degree? if its mooved 45 in clock ans then 45 in anticlock then it should be zero right?

  • @pratikgajbhiyee7389
    @pratikgajbhiyee7389 5 лет назад

    I want to thank u for every video, ur unique way of coloring make us more interested thanks u so much...u save my engineering life sir, I wish to meet u my guru in my life once tysm dear sir...

  • @HarshDewangan-kl9ur
    @HarshDewangan-kl9ur 7 месяцев назад +1

    Thankyou very much sir ♥♥

    • @EngineeringFunda
      @EngineeringFunda  7 месяцев назад

      Your Appreciations, care and share matters a lot to me. #EnginneringLove.
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  • @vineethkumar1724
    @vineethkumar1724 7 лет назад +8

    In reverse direction first it shifts to 45 clockwise n then again 45 anti clockwise ..Then how can be 90 shift? It may be 0

    • @EngineeringFunda
      @EngineeringFunda  7 лет назад +5

      +Vineeth Kumar : in reverse direction 45 clockwise is anticlockwise in actual. You can rotate your figure in clockwise and see it from back ... It is anticlockwise ... Hope got it

    • @SURAJ-if7go
      @SURAJ-if7go 6 лет назад +2

      @@EngineeringFunda why we have to see from back sir? Why not front view..rather than we jst say its anticlock wise direction.. if we see in 1st case form back then it ll be wrong..

    • @poojakukreti8618
      @poojakukreti8618 5 лет назад

      @@EngineeringFunda yep I too had same doubt. Now that u have explained it's crystal clear now!!! Thanks

    • @business-hy3lb
      @business-hy3lb 5 лет назад +1

      ​@@EngineeringFunda SIR YOU should have mentioned from which end clock wise and anti clock wise rather than using the word "this " direction in your video , the rotation and from which side was the most important concept which you couldn't explain here at all, really disappointed . what you have mentioned in the video present in every other book , u missed out the main part !

  • @krishnascosmos910
    @krishnascosmos910 Год назад +1

    Sir there is a confusion in the last step.
    When we gave the input from the end Terminal after pasing from the resistance and feritz rod it turn clockwise 45* and after that when it come to the next 45* twist that twist is anti clockwise twist and i think it again go to the same position where it was initially. That is in vertical position.
    Hence the inpout from end side will also came through the front side.
    Actually if we see it mathematically throughout the opration there is a anti clockwise rotation and a clockwise wise rotetion hence they cancel each other and signal will flow as it is...
    I have this confusion came , can you please explain me how 90⁰ come ?

    • @EngineeringFunda
      @EngineeringFunda  Год назад

      1 to 2: 45 clock by twist + 45 anticlock by ferit rod = 0 degree.
      2 to 1: 45 clock by ferit + 45 clock by twist = 90 degree.
      It is based on directions.

    • @EngineeringFunda
      @EngineeringFunda  Год назад

      Ferit characteristics is to rotate signal as per direction.
      While physical twist is same in both directions.

    • @krishnascosmos910
      @krishnascosmos910 Год назад

      @@EngineeringFunda ok , now it is possible , i think 2 to 1 when signal come then first it get 45⁰ clockwise and then the bent structure is working agan like 45⁰ clockwise.

    • @krishnascosmos910
      @krishnascosmos910 Год назад

      The confusion will remove there only if you say that the bent structure work anticlock for 1 to 2 and clock for 2 to 1.

  • @erukullaharshavardhan6198
    @erukullaharshavardhan6198 4 года назад

    you made this concept so easier thank you sir

  • @sobhiksaha7140
    @sobhiksaha7140 5 лет назад

    Sir You have made lives easier

  • @anilhingane7666
    @anilhingane7666 5 лет назад +1

    Mechanical twist 45 degree anticlockwise direction
    Again ferrite rod rotated 45 degree clock wise .this clock wise rotation cancel the twist rotation.
    We get only vertical.

  • @arya4982
    @arya4982 3 года назад +1

    Excellent explanation 🙏🙏🙏

    • @EngineeringFunda
      @EngineeringFunda  3 года назад

      Your positive comments motivates me, my goal is to create largest community of engineers in entire globe, so please help me for that by sharing this lecture series(playlist) with your friends in social media (watsapp, telegram etc). Thanks and welcome 🙏

  • @hariharan-yi8tf
    @hariharan-yi8tf 3 года назад

    We are giving vertical signal as input after a total 90 deg twist it should be horizontal output if u choose horizontal resistive card at output side then literally no output there, how u say vertical output?

  • @madhab8498
    @madhab8498 5 лет назад +2

    After 1st resistive card the vertical signals are twisted 45deg anticlockwise or clockwise?

    • @alekyanyalapelli8052
      @alekyanyalapelli8052 3 года назад

      They are not twisted after resistive card but the twister twists the signal in 45deg anticlockwise and the ferrite rod twists it by 45deg clockwise, a 1st resistive card just absorbs the horizontally polarized waves

  • @mallikarjunmahendrakar9961
    @mallikarjunmahendrakar9961 6 лет назад +1

    Sir in orientation diagram when signal comes from output in resistance card there will 90 and 45degree phase shift you said sir how it can be done

    • @EngineeringFunda
      @EngineeringFunda  6 лет назад

      See the complete explanation, I have explained that only.

  • @vishnupriya1623
    @vishnupriya1623 7 лет назад

    Sir your teaching methodology is so passionate... Being encouraged to read more and more now im love with microwave engineering... Thankyou for such wonderful videos

  • @kaushik5572
    @kaushik5572 6 лет назад +2

    If it is rotating by 90 degree then vertical polarized wave should be horizontal.How can it be remain as vertical polarized?

    • @EngineeringFunda
      @EngineeringFunda  6 лет назад

      +KAUSHIK KUMAR DHANG : it is explained clearly in the video

    • @kaushik5572
      @kaushik5572 6 лет назад

      If one is anticlokwise and other is clockwise adding the angle,then in reverse case also from port2 wave should reach to port1

    • @EngineeringFunda
      @EngineeringFunda  6 лет назад

      +KAUSHIK KUMAR DHANG : in forward direction and reverse direction it will be with opposite rotation and you can clearly see how it happens

    • @tig603
      @tig603 6 лет назад +7

      @@EngineeringFunda can you please explain again because it is very confusing...u said anticlockwise then u write clockwise...secondly it will be horizontal how can it be vertical....pls make another video to explain properly because not only one person is doubting on this there are number of people who are doubting

    • @SURAJ-if7go
      @SURAJ-if7go 6 лет назад

      @@tig603 yes exactly...

  • @chaitanyatuckley4666
    @chaitanyatuckley4666 6 лет назад +1

    Thanks a lot sir. You cleared many of my doubts.

  • @nareshabhira8728
    @nareshabhira8728 7 месяцев назад +1

    thanks

    • @EngineeringFunda
      @EngineeringFunda  7 месяцев назад

      Your Appreciations, care and share matters a lot to me. #EnginneringLove.
      All the subjects playlist of Engineering Funda is available in comment section. Share it with your friends to support us.
      Your positive comments motivates me and person like me get boosted by my students feedback. Thanks and welcome 🙏

  • @chinnukumar5396
    @chinnukumar5396 6 лет назад +1

    Sir,Your videos are very useful and understandable... May I know the book you followed for MWE.

    • @EngineeringFunda
      @EngineeringFunda  6 лет назад

      Soo many books, I have referred so can't find learning from 1 or 2 books

    • @chinnukumar5396
      @chinnukumar5396 6 лет назад

      Engineering Funda ok sir, actually I want to buy one book,What about Microwave Engineering by Sanjeev gupta (or)microwave wave devices and circuits by Liao...which one is better..?

    • @EngineeringFunda
      @EngineeringFunda  6 лет назад +1

      I prefer Leo for microwave devices and transmission line I prefer Kulkarni and Sanjiv Gupta. And both are my very good friends. Reviews of both books have been done by me. :)

  • @debaduttarout155
    @debaduttarout155 7 лет назад +2

    simple and best explanation...

  • @tig603
    @tig603 6 лет назад +1

    Very Confusing shifting 45 degree anticlockwise then 45 degree clockwise it should be zero shift then ....it's confusing

  • @foodholicchaubey9222
    @foodholicchaubey9222 5 лет назад

    Apne confuse krdiya pura ek bar anticlockwise bolte ho or krte clockwise ho or draw krte time anticlock wise krdiya kya sir ek chiz bolo

  • @rishabhpathak1367
    @rishabhpathak1367 5 лет назад +4

    Sir you explain it well... sometimes you accidentally write wrong

  • @shubhamjoshi1079
    @shubhamjoshi1079 5 лет назад

    Plzz make a video on tunable detector. Unable to understand this topic

  • @marellakoteswararao2950
    @marellakoteswararao2950 5 лет назад

    Sir please explain about balanced duplexer as early as possible...

  • @ravindraroyAIT
    @ravindraroyAIT 7 лет назад +1

    at 10:51 it makes a little confusion how it turn anti clockwise ,,,,, since we select vertical plane the wave should move up not down

    • @EngineeringFunda
      @EngineeringFunda  7 лет назад +2

      +RABINDRA ROY :in forward direction it is clockwise and in opposite side it is anticlockwise

  • @shirishamandala6086
    @shirishamandala6086 6 лет назад +1

    Sir please upload cavity resonators and waveguide components and applications also

    • @EngineeringFunda
      @EngineeringFunda  6 лет назад

      Everything is there in my playlist, just see it in my microwave playlist

  • @taniamahajan5350
    @taniamahajan5350 5 лет назад

    Phase shift 2nd Wala anticlock wise ana chhiye that but apne clock wise KR Diya wo kese

  • @mallikarjunmahendrakar9961
    @mallikarjunmahendrakar9961 6 лет назад +1

    When it comes from output port the resistance card will absorve why sir

  • @ronald4611
    @ronald4611 7 лет назад

    Superb explanation.

    • @EngineeringFunda
      @EngineeringFunda  7 лет назад

      +Ryd3r Ron : your welcome

    • @vidyasagargupta2376
      @vidyasagargupta2376 6 лет назад

      Sir
      i have gone the topic and i found the problem in clockwise and anti-clockwise rotation of vertical polarized signal when it passes through input to out or vice versa.Please clear sir.

  • @snehadargar733
    @snehadargar733 6 лет назад +1

    when a signal is given at input sid first it rotates to anti-clockwise then o clockwise direction but when the input is given at output side first it rotates to anticlockwise then why again in an anticlockwise direction, it should be clockwise at 45-degree twist?? that is really confusing

    • @EngineeringFunda
      @EngineeringFunda  6 лет назад

      You see anything which rotates clockwise is anticlockwise from other direction. So here it is clockwise from A to B and again it clockwise from B to A but from your end anticlockwise

    • @krishnascosmos910
      @krishnascosmos910 Год назад

      But sir , from wherever we see , either from front or from back , if there is a system inbetween the line which have a property that it can +45⁰ and -45⁰ then after passing a signal irrespective of the side it will gave zero deflection. Exact here is the same case happening. So there is no defection from any side .

  • @prasannajondhale7087
    @prasannajondhale7087 3 года назад +1

    Sir what are the application of Isolater?

    • @EngineeringFunda
      @EngineeringFunda  3 года назад

      It used to isolate sensitive devices for safety purpose

  • @deep98820
    @deep98820 5 лет назад

    Excellent work sir

  • @ramyanani265
    @ramyanani265 6 лет назад +1

    In isolator u r not provided proper twist that is clock wise or anti clock wise

  • @vivektonape9168
    @vivektonape9168 5 лет назад

    Ur saying anticlockwise and rotaing clockwise...when telling about reverse path with last diag

    • @EngineeringFunda
      @EngineeringFunda  5 лет назад +1

      When you see it from other side, it will looks with opposite rotation.

    • @vivektonape9168
      @vivektonape9168 5 лет назад

      But is it not applicable for the ferrite rod?

  • @enjoyenjaami4647
    @enjoyenjaami4647 4 года назад

    is this topic for gate sir?

  • @ranjankumar-ss1od
    @ranjankumar-ss1od 6 лет назад

    what happen if we make a hole in rectangular waveguide.is there is a leakage.

    • @EngineeringFunda
      @EngineeringFunda  6 лет назад

      +ranjan kumar : yeah leakage will be there and resonance frequency will change

  • @vishalpoosarla9204
    @vishalpoosarla9204 6 лет назад

    at 12:18 you said resistive card absorbs only horizental polarised signal how it is absorbing vertically polarised signal

    • @EngineeringFunda
      @EngineeringFunda  6 лет назад

      It depends on polarizer and resistive cards are available in microwave

  • @vandan5036
    @vandan5036 3 года назад

    This is not an isolator it is the explanation of the gyrator pls note everyone

  • @nallapatisai
    @nallapatisai 3 года назад

    where are the applications of the isolator?

  • @hapysethi1306
    @hapysethi1306 5 лет назад +1

    The answer is ferrite rod

  • @raghava1998
    @raghava1998 3 года назад +1

    Concept confused

  • @sohamkulkarni5922
    @sohamkulkarni5922 6 лет назад +2

    First you say it rotates in 45° anti and nextly you say 45°clockwise....really confusing...

    • @EngineeringFunda
      @EngineeringFunda  6 лет назад

      Clock wise in one direction looks anticlockwise from other direction

    • @vikramdharmraj3486
      @vikramdharmraj3486 6 лет назад

      Ok assuming then also both will have 90 shift...according to u
      N u must mention clockwise and anti clockwise... Saying another writing another.....
      First 45 shift by magnetic field......45 shift by ferrite....
      Tell properly....otherwise we have to make our own channel

  • @padalanaidu9689
    @padalanaidu9689 7 лет назад +1

    nice Sir

  • @adithyaraman9704
    @adithyaraman9704 3 года назад

    Pls try to reduce adds bro

  • @bhattarrajagopalachary254
    @bhattarrajagopalachary254 4 года назад

    there is no clarity in your explanation, some times u said 45° twist will be in anti clock wise and sometimes u says it is close wise

  • @sounakde9398
    @sounakde9398 6 лет назад +1

    Nice concept video but too much ads

  • @manognasarvade6751
    @manognasarvade6751 6 лет назад

    sir your explanation is good but the ads are annoying

    • @EngineeringFunda
      @EngineeringFunda  6 лет назад +1

      +manogna sarvade : your welcome and sorry for inconvenience

  • @biswajit681
    @biswajit681 6 лет назад

    Few statements are very confusing...basically rotation part.

  • @aishwaryasrivastava3998
    @aishwaryasrivastava3998 4 года назад

    One Tym clockwise other time anticlockwise what is this .... stick to one concept ...

  • @TheRAZSOR
    @TheRAZSOR 5 лет назад

    VERITICAL

  • @keeplearning-52
    @keeplearning-52 6 лет назад

    please clear orientation at 3:37

    • @EngineeringFunda
      @EngineeringFunda  6 лет назад

      Kiran Kumar it is pretty clear you can see it completely

  • @mayankkaushik1091
    @mayankkaushik1091 6 лет назад

    Everything were fine but directions were really confusing.

  • @vandan5036
    @vandan5036 3 года назад

    Isolator have no twist in it

  • @tarunkumarpal4563
    @tarunkumarpal4563 4 года назад +1

    Sir please explain the concept correctly!

  • @yogeshraj8884
    @yogeshraj8884 2 года назад

    Its not clear because basic concept is missing.
    1st of all u need to know about faraday rotation law and why ferrite material is used

  • @business-hy3lb
    @business-hy3lb 5 лет назад

    SIR YOU should have mentioned from which end clock wise and anti clock wise rather than using the word "this " direction in your video , the rotation and from which side was the most important concept which you couldn't explain here at all, really disappointed . what you have mentioned in the video is present in every other book , u missed out the main part !

  • @1104944846
    @1104944846 4 года назад

    Cant understand

  • @sagarmishra92
    @sagarmishra92 5 лет назад

    jahan marzi clockwize rotation, jahan marzi anti clockwise..... totally confused me. Other videos are good, though!