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मल्टीमीटर से तार की quality कैसे पता करे? 😀 How to make Wire Quality Tester! 

Free Circuit Lab
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thanks for watching
this is a video about how to measure very low resistance using digital multimeter
100mA constant current source making
mili Ohm meter
#multimeter #constantcurrentsource #miliohm #fclab

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1 окт 2024

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Комментарии : 97   
@bijayabaidya6896
@bijayabaidya6896 2 года назад
bahoot badhiya! excellent constant current approach to measuring low resistances, at very low cost!
@sheokumar1842
@sheokumar1842 3 года назад
Wow your knowledge is awesome sir... I didn't know about this... This is simple to use and very useful... Thank you for sharing your valuable idea and knowledge.
@mdsayeed6441
@mdsayeed6441 3 года назад
Thanqu bhai LCR meter k paise Bach Gaye thanqu
@saddamhussein9947
@saddamhussein9947 3 года назад
kaha se padhai kar rakhi hai bhai . aise to professional hi sikha sakta hai
@FreeCircuitLab
@FreeCircuitLab 3 года назад
Pura din electronics le ke padha rehta hoon. Jo sikha Maximum internet se aur knowledge badhta hai experiment se
@Debjyoti-s3p
@Debjyoti-s3p 3 года назад
First like comment
@drjainbhopal
@drjainbhopal Год назад
Creative idea
@ashpakcreatymontage5926
@ashpakcreatymontage5926 3 года назад
Bhai aise hi video hacking ke late rahiye full support bhai talent brooo
@ashpakcreatymontage5926
@ashpakcreatymontage5926 3 года назад
Thanks
@premkxk
@premkxk 3 года назад
I want to say that i have learned a lot from you sir but , Sir, one small request please make videos in english or at least subtitles , so that i can. Understand you much easily and your channel will reach the whole world
@FreeCircuitLab
@FreeCircuitLab 3 года назад
Since this video is not scripted, making subtitles will take very much time☹️
@freetechcircuit2770
@freetechcircuit2770 3 года назад
First view and comment
@mr.satishfy
@mr.satishfy Год назад
As same please suggest opamp based constant voltage control for lab dc pwer suppy
@am94der
@am94der 3 года назад
দারুণ লাগলো দাদা... 😍😍 চালিয়ে যান.. আমরা সবাই সাথে আছি..... 👍👍👍👍
@FreeCircuitLab
@FreeCircuitLab 3 года назад
ধন্যবাদ
@ravikumarkushwaha8552
@ravikumarkushwaha8552 26 дней назад
Iss process se kya Saste Yellow wale multimeter ko bhi miliohm meter me convert kar sakte h ????
@tarunkumarsoni2937
@tarunkumarsoni2937 Год назад
thanks very mutch awesome video in youtube i never seen before thanks again
@ashpakcreatymontage5926
@ashpakcreatymontage5926 3 года назад
Person successful and project hack kadkk
@vikramsinghrathor6094
@vikramsinghrathor6094 3 месяца назад
Good 👍, aap ko like pata nahi kam kyo mile, very academic knowledge,
@ashfaqkhan9552
@ashfaqkhan9552 Год назад
Sir you are great sir. Very healful information.
@rahulkoley6161
@rahulkoley6161 11 месяцев назад
Can I use directly 12v battery... To lm317 input pin...??
@rahulkoley6161
@rahulkoley6161 11 месяцев назад
12v input ok
@prashanthb6521
@prashanthb6521 21 день назад
Beautiful experiment !
@naf4494
@naf4494 2 года назад
sir while checking (on 2v DC selection on multi meter ), e.g capacitor on board, polarity gives difference result, one is higher other is lower, which should we follow
@FreeCircuitLab
@FreeCircuitLab 2 года назад
Don't measure things on board. Take them out and measure
@pandurangan8643
@pandurangan8643 3 года назад
Batteryvoltage howmuch
@animeshvishwakarma01
@animeshvishwakarma01 3 года назад
❤️
@mashunvs
@mashunvs 2 года назад
I made this one. Don't know if it's working. Will test when i have shorted board. But my 3 digit multimeter isn't helping
@FreeCircuitLab
@FreeCircuitLab 2 года назад
Test with some wires
@keitht812
@keitht812 2 года назад
Try speaking english
@Rahul-Bhardwaj
@Rahul-Bhardwaj 5 месяцев назад
U r genius brother 👏👏🙏
@kailashvadania202
@kailashvadania202 Год назад
Waiting for next video
@irishguy200007
@irishguy200007 2 года назад
What on earth is going on here?
@subhajitkarmakar6398
@subhajitkarmakar6398 3 года назад
Vai ek surround board ke upar vdo bana do plz🙏🙏
@jaidhilod4792
@jaidhilod4792 3 года назад
U R genius bhai
@pankajsanwal2010
@pankajsanwal2010 Год назад
ये IC 317 कहाँ मिलेगी ?
@mortalff8123
@mortalff8123 3 года назад
Sir good
@ashpakcreatymontage5926
@ashpakcreatymontage5926 3 года назад
Kadak bhai 1no
@kailashvadania202
@kailashvadania202 Год назад
I like most
@repairmobilephone97
@repairmobilephone97 3 года назад
Aisa Koi device banaaiye jismein 1 v DC 15 amp Nika sake amp ko Kam jyada kar sake vlt 1 rahe smps ho
@FreeCircuitLab
@FreeCircuitLab 3 года назад
Ish se kya kaam hoga?
@raytechnology2049
@raytechnology2049 2 года назад
Excellent
@Shubham-po2tp
@Shubham-po2tp 3 года назад
3:40 Kya idea hai
@sp.electronic415
@sp.electronic415 Год назад
Nice 😮
@manhardanmahedu3765
@manhardanmahedu3765 3 года назад
Wow !!! What an idea, great.U r really genious, from my side u r Einstein 👍
@jigneshmaniar1438
@jigneshmaniar1438 3 года назад
Thanks for your ideas Itni theory kisi k pas nahi hoti. Good explanationI I am your fan now
@mudassirnazar9404
@mudassirnazar9404 Год назад
Bhai mobile shorting check karne ke liye bhi Kuchh banaen
@Sarasguidei5094
@Sarasguidei5094 Год назад
Short killer ka nahi lete
@rohanarohan836
@rohanarohan836 3 года назад
Sir Aap ek Whatsapp group creat kijea ....pls
@FreeCircuitLab
@FreeCircuitLab 3 года назад
Na,
@rahulpatelgujratahmedabad3497
@rahulpatelgujratahmedabad3497 3 года назад
Good tiching karte hai 👍👌👌👌👍👍👍👍👍👍👌👌👌👌👍👍👌
@freetechcircuit2770
@freetechcircuit2770 3 года назад
Bhai yellow wale multimetre ke board me preset lagane ka option kyo hota hai।।।।kis kam ke liye 😀😀
@FreeCircuitLab
@FreeCircuitLab 3 года назад
Voltage calibration
@freetechcircuit2770
@freetechcircuit2770 3 года назад
@@FreeCircuitLab Wrong value aane pe adjust karne ke liye
@VishalSharma-ek7ww
@VishalSharma-ek7ww 2 года назад
Sir is circuit ki open circuit voltage kya hai
@FreeCircuitLab
@FreeCircuitLab 2 года назад
3v jaysa
@user-oe9ct9pr9m
@user-oe9ct9pr9m Год назад
Learn electronic repair channel me bht pehle yeh banaya he , waha se jharaa isne
@FreeCircuitLab
@FreeCircuitLab Год назад
Mera regular viewers jante hai kaun kiska jharte hai
@Alamsolutions
@Alamsolutions 3 года назад
12 ohm ke jaga 10 ohm laga sakte hai kya ???
@FreeCircuitLab
@FreeCircuitLab 3 года назад
Na. 10 ke sath 2.2 series me laga do
@naf4494
@naf4494 2 года назад
So nice of you, Sir when should we charge the battery/cell
@FreeCircuitLab
@FreeCircuitLab 2 года назад
When the battery voltage goes below 3v. Usually we will need to do so once in a year😃
@naf4494
@naf4494 2 года назад
A relief good one
@naf4494
@naf4494 2 года назад
Sir follow the steps, but reading shows about 109.3, instead of 100, what should I do or is it OK?
@FreeCircuitLab
@FreeCircuitLab 2 года назад
No problem, you have 10% more current, so you will have 10% more mΩ.... You just do some math on your head if accuracy is important
@naf4494
@naf4494 2 года назад
thanks so for your excellent concepts,sir by the way, if we want to fix it on 100mA exaclty, what is the way
@cselectronics
@cselectronics 2 года назад
@@FreeCircuitLab can we add a 100ohm variable resistor instead of 12ohm fix resistor between pin 1 and 2 to vary the load to 100ma accurately?
@FreeCircuitLab
@FreeCircuitLab 2 года назад
@@cselectronics it will work but your variable resistor should be capable of handling 100mA current
@smartguy3k
@smartguy3k 3 года назад
Super duper. Thank you sir.
@3dand8dmusicboss37
@3dand8dmusicboss37 3 года назад
Talent bro🙏🙏🙄🥰🥰🥰
@siddiquishoaib7929
@siddiquishoaib7929 2 года назад
aapne battery kya volt ki li hai?
@FreeCircuitLab
@FreeCircuitLab 2 года назад
3.7
@jenisdas9685
@jenisdas9685 3 года назад
Bro pls make stylus pen👍
@Turybull
@Turybull 3 года назад
I have never seen creative person like u
@rohanarohan836
@rohanarohan836 3 года назад
Thanks sir for useful Vedio ❤️
@amrishhirani6096
@amrishhirani6096 3 года назад
Nice video Thanks 👍
@sanjayjoshi5713
@sanjayjoshi5713 3 года назад
Great Sir, your are genius, thanks Sir 💐
@edwinr4378
@edwinr4378 3 года назад
Knowledge ❤️👍
@TanvirKabir0461
@TanvirKabir0461 3 года назад
Given 👍👍👍
@freetechcircuit2770
@freetechcircuit2770 3 года назад
Is circuit ko 1or2 amp jaisa ke liye use kar sakte hai
@shivamsinha5786
@shivamsinha5786 3 года назад
nice video
@surendraprasad351
@surendraprasad351 3 года назад
Superb
@kailashsuthar2509
@kailashsuthar2509 3 года назад
Very useful project 👍
@power45118
@power45118 3 года назад
Nice video. Mene ek current shunt banane k liye yahi method use kia tha😄
@FreeCircuitLab
@FreeCircuitLab 3 года назад
Nice😀
@LofiPlay9998
@LofiPlay9998 3 года назад
Bariya🔥
@startechnical351
@startechnical351 3 года назад
Calculation theek se samajh mein nahin I Ohmlaw main jaanta hoon
@FreeCircuitLab
@FreeCircuitLab 3 года назад
R=V/I 1mΩ =0.1mv/0.1A
@startechnical351
@startechnical351 3 года назад
@@FreeCircuitLab 2m ohm = 2mv hoga?
@FreeCircuitLab
@FreeCircuitLab 3 года назад
0.2mV hoga
@startechnical351
@startechnical351 3 года назад
@@FreeCircuitLab samajh mein a Gaya Aapka bahut bahut bahut bahut shukriya
@startechnical351
@startechnical351 3 года назад
Agar 1percent tolerance ka Registrance use karen to usse kuch fark padega?
@Rayan_bamedhi
@Rayan_bamedhi 3 года назад
Thank you so much for help us to measure low value resistance 💓💓💓
@mohammadalfauomey3443
@mohammadalfauomey3443 3 года назад
I can't understand anything? Thanks ; if he speak in English we can understand .
@Rayan_bamedhi
@Rayan_bamedhi 3 года назад
Sometimes you don't need to understand what he said if you see the voltmeter and what he measures you will get it
@FreeCircuitLab
@FreeCircuitLab 3 года назад
The key concept here is to make a constant current source of 100mA and feed it to an wire and probing the voltage drop across the wire which is the measure of miliohm of the wire
@Rayan_bamedhi
@Rayan_bamedhi 3 года назад
@@FreeCircuitLab Thanks 👍😊
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