How to use a Multimeter for beginners: Part 1 - Voltage measurement / Multimeter tutorial

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Multimeter tutorial - This series of videos is a tutorial on how to use a digital multimeter for beginners. It will also explain the basics of electricity and address some safety issues.
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This first video covers how to measure AC (alternating current) and DC (direct current) voltage.
I use a Fluke 177 multimeter for this demonstration provided by Comtest: www.ComTest.co.za
Items covered in this multimeter tutorial:
* Multimeter safety
* How to measure battery voltage; how to measure a car battery / lead acid battery; how to measure mains electricity / power outlet / 220 volt / 110 volt.
* What is electricity; how does electricity work; what is voltage; what is current / amps / ampage / ampere.
multimeter tutorial

Пікірлер: 2 200

  • @danieljorgehernandezrivero9785
    @danieljorgehernandezrivero97859 жыл бұрын

    Hi Martin, I watched the whole video and thought it might drop few words here for you. Funny thing is that I'm a Computer Engineer myself who have no clue whatsoever on basic electronics (even though I studied all of this back in college). Watching this video reminds me of all the useless teachers at the university who are there just because they have a brilliant curriculum; yet they lack of the very basic teaching skills (i.e. clear and concise language, use of analogies for visualization, etc.). I'm very happy I came across your channel, you're very talented and your videos highly instructive. Keep it up and all the best!!

  • @nirajbarnwal7813

    @nirajbarnwal7813

    5 жыл бұрын

    Please speak you hindi

  • @kenlau4620

    @kenlau4620

    2 жыл бұрын

    @@nirajbarnwal7813 you let me learn about some basic skill ,th

  • @stephenhill7039

    @stephenhill7039

    2 жыл бұрын

    Great tutorial, thanks 👍✌

  • @hendrikjbboss9973

    @hendrikjbboss9973

    2 жыл бұрын

    Hi Martin, I liked your video but please explain RMS. I read it up and believe that an updated video explaining the concept of RMS will elevate the value of an already good video. 👍

  • @markd1328

    @markd1328

    Жыл бұрын

    Ah, so you're a technician

  • @MrScram-ih5eg
    @MrScram-ih5eg6 жыл бұрын

    Just in cause anyone is wondering: there is a small mistake in the video. The AA battery reading is 1.191, not the 1.91 that's read out. The former is reasonable for a somewhat discharged battery, the latter is much more than a single 1.5V battery would deliver. Considering the video is intended for those with less experience, people might get confused, so I thought it's worth pointing out.

  • @hasb826
    @hasb8263 жыл бұрын

    Thanks a million. I learned a lot. If I had a teacher like you at school/college/uni, I would've never skipped a single lesson. Knowing something is one thing, but explaining/teaching it to others, requires a different kind of talent and set of skills. You have them all. 🙏🙏🙏

  • @doronikgjcs
    @doronikgjcs8 жыл бұрын

    AC might kill you, DC might kill you but the only certainty is AC/DC will ROCK you! In all seriousness, thanks for the video. Very helpful.

  • @2inshix

    @2inshix

    8 жыл бұрын

    +doronikgjcs ac-dc defenetly rocks! long live angus young!

  • @mcsmama

    @mcsmama

    7 жыл бұрын

    @Doronik Lol! Actually, I think that's Queen! ;)

  • @doronikgjcs

    @doronikgjcs

    7 жыл бұрын

    Haha, both can certainly rock!

  • @reginaldslade1289

    @reginaldslade1289

    7 жыл бұрын

    Doronik man

  • @saintlove1000

    @saintlove1000

    6 жыл бұрын

    Doronik lol

  • @draghonblademorrow946
    @draghonblademorrow9467 жыл бұрын

    I knew absolutely nothing about multimeters before watching your video, but after watching this I'm learning a great deal. This is an excellent introduction not only about multimeters but a basic understanding of electricity as well. Thank you sir for making this video and sharing with the rest of us.

  • @ikerayford535
    @ikerayford5359 жыл бұрын

    I have learned more in your 30 minute tutorial than in the six months I have been on the job. Thank you for keeping it simple and willing to share! Oh, AC is more dangerous

  • @mjlorton

    @mjlorton

    9 жыл бұрын

    Ike Rayford Thanks for the post Ike.

  • @jonnyochowa7609

    @jonnyochowa7609

    Жыл бұрын

    Thanks Ike. That was my guess also.

  • @iancampbell582
    @iancampbell5823 жыл бұрын

    As a plumbing heating engineer thats using test equipment every other day i find it very interesting how you explain the different procedures. Excellent video and no other like it on KZread.Fascinating.

  • @mikelarkin741
    @mikelarkin741 Жыл бұрын

    Love how you keep it simple so that virtually anyone can follow...and Understand! Thanks!

  • @MorrisKueisenChen
    @MorrisKueisenChen9 жыл бұрын

    Having watched your video about multimeter, I told myself "this is exactly the tutorial I need". I will visit your channel to learn more electronic knowledge from you. Thank you very much.

  • @SC4newbie100
    @SC4newbie10010 жыл бұрын

    All of you engineering experts giving the uploader flak for being "too informative" need to realize that all the info is there to cover everything. You might have the advantage of a good father figure in your life to teach you these things, or a good school system, but not me. I didn't know shit but thanks to this video I do. It doesn't take an expert to learn this, just as it doesn't take a complete moron to look for this video.

  • @Tal.10

    @Tal.10

    4 жыл бұрын

    Very true, my father didn't taught me anything, he only put fear and doubt in me for ever wanting to learn things, so videos like that are so awesome to close the gap

  • @ModernCollector

    @ModernCollector

    4 жыл бұрын

    Well said! I definitely learned a lot. The basics really do help since I am a novice and just looking to start a new project during this quarantine. Gotta learn something new to keep myself busy! Thanks for the video!

  • @mustang19ms

    @mustang19ms

    4 жыл бұрын

    @@Tal.10 heeey sounds like my father, such pity, we could have had fun

  • @Tal.10

    @Tal.10

    4 жыл бұрын

    @@mustang19ms I hear you buddy, today i try to teach my kids to be the complete opposite, it's the fear of failing that holding us back, but if you want to learn and grow you have to try and many times fall on you'r ass till you get it right, i'm telling them if you didn't fail at least 5 times a day don't talk to me :)

  • @dreamingrightnow1174

    @dreamingrightnow1174

    3 жыл бұрын

    Ikr? I just did a rant at my 20 year-old about how can they not be teaching this stuff in school.. It's more useful than how to bake a cake, yet they still teach that,lol. I have a similar rant I roll out now and then about why they don't teach stock market investing in high school. We need to equip kids for real life imo.

  • @ItsPouring
    @ItsPouring4 жыл бұрын

    Your video is still helping all kinds of people 8+ years later - Huge thanks for your selfless contribution of valuable time and information! Cheers!!🍻

  • @mocarver
    @mocarver8 жыл бұрын

    As a real novice that cannot "see" electricity, your instructional lessons/explanations are awesome. Please continue the vids. Any explanations on diagnosing, trouble shooting or mere understanding of how appliances, rotating equipment, house hold or recreational vehicle systems would be greatly appreciated.

  • @candyceparks
    @candyceparks10 жыл бұрын

    Thank you so much! This was just what I needed right now as I'm beginning an electrical wire-man education and really struggling with the text book learning. I love your pace, your voice, & especially your careful attention to detail & safety. I'm not a "moron", but I have a learning style that requires visuals, kinetics, and repetition. Thanks again, and God bless you for the thoughtful teaching.

  • @gimmietheprize
    @gimmietheprize9 жыл бұрын

    Your video tutorials are so awesome. So easy to digest, especially for a new egg like me! I've subscribed & will learn more about my multimeter. Thank you!

  • @mjlorton

    @mjlorton

    9 жыл бұрын

    Steve Franklin My pleasure, thanks for the feedback.

  • @urtubia
    @urtubia8 жыл бұрын

    I rarely comment on the videos I watch on KZread, but I am completely new to electronics and I really loved your tutorial. Thanks a lot for this video and this series. I really appreciate the work you've done.

  • @DharmYogi
    @DharmYogi2 ай бұрын

    Thank you. The fact you mentioned safety first then I instantly subscribed. I prefer honest people who are not just making videos for hits.

  • @bobvanwest
    @bobvanwest9 жыл бұрын

    I really appreciated the time you took and your explanations. Cheers

  • @mjlorton

    @mjlorton

    9 жыл бұрын

    Bob Van West Thanks for the feedback.

  • @jeffshearer5125

    @jeffshearer5125

    6 жыл бұрын

    just found your channel, wow,supposed to be cutting grass,I'll mow tomorrow

  • @ianfischer4141

    @ianfischer4141

    3 жыл бұрын

    As an Aussie, multimeters were always strange and daunting units! After watching the video I'm no longer scared to take it out of its drawer!

  • @You2Edge
    @You2Edge9 жыл бұрын

    An excellent introduction to the multimeter; very enjoyable and informative!

  • @truthmatters1950
    @truthmatters19503 жыл бұрын

    Tutorial delivered EXACTLY what it's title promised - clearly delivered, stuck to the basics, never got sidetracked into his clearly much deeper tech expertise. Well done. Now this beginner finally understands what he's been doing blindly with his multimeter for years. It's a good thing to go to sleep a little wiser than I woke up. And proud to see a fellow South African sharing his skills freely. Ubuntu.

  • @dogwood3851
    @dogwood38518 жыл бұрын

    Very nice pesentation. I learned a lot. Thank you so much for your time and presentation. Looking forwared to # 2. Have a Multimeter sitting on the shelf for years but did not know how to use it. Good to have someone like yourself that takes your time to help others. THANKS !

  • @vintagegamecrazy
    @vintagegamecrazy10 жыл бұрын

    Very helpful, helped me get back to being familiar with a multimeter again. Good job.

  • @PintoBlades
    @PintoBlades7 жыл бұрын

    Now I know a little more about how to use my multimeter sitting on the shelf! Thanks for the basic tutorial!

  • @Catalytic-Catholic-Converter
    @Catalytic-Catholic-Converter20 күн бұрын

    Thanks Martin, I've learned a lot from your video after spending vast quantities of time watching other video tutorials on multimeters. The combination of explaining the rudimentary aspects of electricity while teaching how to use the multimeter made it easier to understand how the multimeter actually works. It was of great benefit. Kind regards from Scotland

  • @IQPsi
    @IQPsi8 жыл бұрын

    Thank you for the time you've invested in making this very educational video. It's more important for me to learn what to do right, though I admit there will always be room for error no matter how careful one can be. I'm heading on to your next video. I appreciate concise very well articulated explanations. All the best.

  • @JohnMaxGriffin
    @JohnMaxGriffin7 жыл бұрын

    For anybody wondering about the question: DC is almost always more dangerous to workers, not because it's inherently more powerful, but because of the difference in physiological effects between AC and DC. The nice sine wave of AC current, indicating that the current reverses periodically, means that when you become a current path, your muscles will contract when the current nears either maxima, and relax as it approaches 0. That means that whatever you were doing that caused you to become the current path, you can stop doing (drop the wire/tool). With DC, your muscles just contract and that's it. You have to just hope that your life doesn't depend on being able to release something, because that ain't happening. I haven't watched the next video yet but I'd bet that's more or less what is said.

  • @kcuhc84

    @kcuhc84

    6 жыл бұрын

    It's much easier to get pulled off if it's AC. Even a woman could do it.

  • @mr.e0311

    @mr.e0311

    6 жыл бұрын

    good info! sounds like a good interview question.

  • @1989cranston

    @1989cranston

    5 жыл бұрын

    50Hz in Australia, pretty sure 60Hz in America. AC alternating from +180 degree / -180 degree of the sine wave at 50/60 times PER SECOND....... AC is always more dangerous. Taking holding on to the conductor out of the equation, it is the pulsing that completely fucks up the human body. A very simple google search can confirm this, the number of people saying DC is more dangerous is worrying and i hope you aren't all in the electrical trade.

  • @ItsPouring

    @ItsPouring

    4 жыл бұрын

    @@kcuhc84 *_Even a woman..._* Great Scott! I didn't realize people were still using this phrase.

  • @nyeahgarner2420

    @nyeahgarner2420

    Жыл бұрын

    @Nick Cranston In the 20th century, they taught in schools that DC was way more dangerous. What they taught took several weeks to explain, which makes it hard to accept a 3 second contrary explanation.

  • @ShadowScotsman
    @ShadowScotsman8 жыл бұрын

    Great video, was clear and easy to understand, looking forward to watching the rest of this series to get a better understanding of how to safely use my multimeter.

  • @HugoGTR
    @HugoGTR7 жыл бұрын

    I am not adding nothing that it was not been said before, but I saw several tutorials on youtube to learn how to use a multimeter, and after watching all your videos of how to use a multimeter, I think they are the best on youtube. I not only learn the basics but also learn a lot about electricity that I did know nothing about. So very thanks for that. Terrific work. Keep going. I already subscribe your channel and have been watching a lot of your videos (leaving thumbs up one all of them to thank you) :)

  • @waystadtymphyndir7079
    @waystadtymphyndir70792 жыл бұрын

    My best friend is a master electrician. I worked with him at a young age and he kept me safe. I am interested how to use my multi meter. And prove to him that I am willing to learn about his work. Hopefully he will appreciate my effort of wanting to learn from him and, I can teach him 100 things that I have mastered. "Jack of all trades, Master of nothing has become, Jack of Mastering much, leaves a bunch Mastering Lunch". Just because you have mastered one thing at one time, does not mean much when you can master many things in a lifetime. Thank you for your awesome tutorials. I and we, will be safe for you.

  • @1957welder
    @1957welder10 жыл бұрын

    EXCELLENT VIDEO!!!!! You are a very very good teacher. Thank You

  • @mjlorton

    @mjlorton

    10 жыл бұрын

    My pleasure Christopher.

  • @fookutube501

    @fookutube501

    9 жыл бұрын

    mjlorton Hes right!!,thats why i sub

  • @calgaryscluelessdrivers1794

    @calgaryscluelessdrivers1794

    9 жыл бұрын

    He is right, you are an excellent teacher! You've answered a lot of my questions without me asking! I just bought this multimeter because I really wanted to know how these things worked. Your video's are just unbelievable!! I really do THANK YOU!

  • @mobzdadon

    @mobzdadon

    9 жыл бұрын

    Gonnnna fucking sub at 0.1 ohm

  • @hggggg3030

    @hggggg3030

    6 жыл бұрын

    F2f

  • @Micsa66
    @Micsa668 жыл бұрын

    your a gifted teacher sir,thank you,your really empowering people,it's a lovely gift to give. ;0)

  • @richardthomas7435
    @richardthomas74357 жыл бұрын

    i really appreciate your calm manner. This is a topic that can produce anxiety when the instructor is hyped. You really cover everything well. I have learned much watching. I want more! THANKS

  • @RangkapSelari
    @RangkapSelari5 жыл бұрын

    You don't just know your work, you have the fundamentals of being great teacher, it's not just about what someone knows but how that person is able to impart knowledge in such manner that it makes learning easy and a pleasure. Thank you very much.

  • @dskellfloyd.9347

    @dskellfloyd.9347

    2 жыл бұрын

    The in

  • @edward6967
    @edward696711 ай бұрын

    This was an excellent instructional video. I've always had a hard time trying to work with electricity. I'm a visual learner so dealing with or trying to understand electricity always seemed to elude me. Your instructions and explanations along with some really good analogies made this a really good learning experience. I'll look for the second video when I'm comfortable with what you taught me today. Thanks again, nice job. I appreciate your time and effort.

  • @wendys390
    @wendys3908 жыл бұрын

    Thank you SO much for this video. You explain it REALLY well, and now I understand electricity a lot better. Thanks!!

  • @mjlorton

    @mjlorton

    8 жыл бұрын

    +Wendy S My pleasure, thanks for your post.

  • @tammyot

    @tammyot

    8 жыл бұрын

    I couldn't agree more, just what I needed :)

  • @onfire7995

    @onfire7995

    8 жыл бұрын

    +Wendy S Hey everyone, the greatest results that ive ever had was with the Gregs Electro Blog (i found it on google) without a doubt the most helpful course i've followed.

  • @thomasharding4463

    @thomasharding4463

    7 жыл бұрын

    AC has more amps that will kill you DC is 12 V

  • @jakekeys4028

    @jakekeys4028

    7 жыл бұрын

    DC voltage can be a wide range of voltages. 12VDC is one voltage that you commonly see but it can go as high as several thousand volts. You can be killed be DC voltage.

  • @markrs2000
    @markrs20003 жыл бұрын

    So many "experts" forget they had to learn too. Really good show. Thank you.

  • @customcraft1
    @customcraft17 жыл бұрын

    Some people just need to say they know more than you but they haven't shown me more than you. I am sixty nine years and have never learned more than you have taught me. Thank you sir for posting this video that I have learned so much from.

  • @techknowdroid8144
    @techknowdroid81448 жыл бұрын

    This has to be among the best tutorials on multimeters. Thank you for such a detailed and simple explanation. All the BEST.

  • @infinitemileage
    @infinitemileage9 жыл бұрын

    Very clear and excellent demonstration. Thank you!

  • @mjlorton

    @mjlorton

    9 жыл бұрын

    Pete Webb My pleasure, thanks for the post.

  • @KFC8339
    @KFC83398 жыл бұрын

    Excellent video that clearly explains the basic functions of a multimeter with some great practical demonstrations coupled with a good eye on safe usage. Keep up the good work.

  • @fritzbrand
    @fritzbrand8 жыл бұрын

    Hi from Cape Town Martin! Thanks so much for creating the content that you do. I have been a Software Engineer for about 15 years, and am only now starting to venture into the hardware / electronics side of things. I have watched a number of your videos on my journey of learning electronics, and they are always clear, concise and very informative. I especially like that you put an important emphasis on safety. Way too many cowboys our there making things look quick and easy. I much prefer getting a thorough understanding, including of all risks involved, before diving into an activity. Anyway, just wanted to give you a quick work of thanks for the work that you do, it is helping me and other beginners across the world a great deal :-) Cheers

  • @MrFono43
    @MrFono438 жыл бұрын

    Thank you for the information on this lesson.very clear on the lecture.lots of questions were answered.

  • @sethfowers448
    @sethfowers4487 жыл бұрын

    Love it. Clear and understandable. Thank you!

  • @davids7627
    @davids76279 жыл бұрын

    I am a trainee electrician, and your video has made the uses of a multimeter crystal clear. Thank you.

  • @philgallagher1
    @philgallagher13 жыл бұрын

    Great video, Sir. "In essence" you explained everything so well that I found myself agreeing with everything and looking at my own (VERY) limited amateur electronics and wonder "what was I thinking"!!

  • @JuberKnows
    @JuberKnows9 жыл бұрын

    I also would like to add that after watching your electricity basics video and I'm only 5 minutes in on this one, I have never understood the symbols on a multimeter such as dc and ac but after seeing the straight line on the oscilloscope and putting two and two together I understand them, no more cringing and hoping I don't have it on the wrong setting now, you are very informative sir

  • @mjlorton

    @mjlorton

    9 жыл бұрын

    justin childress Thanks for the feedback Justin.

  • @ziddikhan

    @ziddikhan

    6 жыл бұрын

    Well explained ,,,thank you very much,,,spent with you an excellent time and very very fruitful,,,keep up educating the nulles like me ,,,salute to you Sir ji

  • @marvinzelikovic4493
    @marvinzelikovic449310 жыл бұрын

    would like to see the set up on how you brighten and dim led

  • @Krestianx
    @Krestianx9 жыл бұрын

    I will be starting my electro education this fall and I'm feeling more prepared already. Thank you! :)

  • @nixworld767
    @nixworld7673 жыл бұрын

    Recently my friend came to help me install some LED tail lights onto my wife's motorcycle. He's a whiz with this stuff and I was actually kind of embarrassed when he realized I had no clue how to use a multimeter. I found this video and not only am learning about "how" to use it, but "what it is i'm measuring". This is the basic high school course in electronics that I never had. Subscribed, and will watch each and every one of your informative videos.

  • @rodolfovarela7513
    @rodolfovarela75139 жыл бұрын

    Your videos are Great! very easy to understand and follow. Thank you!

  • @mjlorton

    @mjlorton

    9 жыл бұрын

    Rodolfo Varela My pleasure, thanks for the feedback.

  • @Frankonero12
    @Frankonero123 жыл бұрын

    Your tutorial video is still helping people in 2020! Thank you.

  • @allanmichaud8639
    @allanmichaud86398 жыл бұрын

    I'd like to thank you for these videos, yours have been by far the most useful and intelligent I have found so far on a wide range of subjects. Keep up the good work. BTW, if Hollywood ever needs a young John Malcovich for a movie, your a absolute shoe in for the part. Cheers.

  • @Thechemikalbro
    @Thechemikalbro3 жыл бұрын

    I have just received a multimeter (Christmas 2020) and needed some direction in using it for the first time excellent basic no frills explanation for beginners .Thanks for part 1 I will be watching this a few times over before moving on (I'm a slow learner) to part 2 and beyond.

  • @daveoverbey2032
    @daveoverbey20326 жыл бұрын

    I really do like how you simplify & demonstrate your breaking it down for the common clown like me. L.O.L I wish all others would do the same for making it understandable for the common Joe & talk in laymen terms & bring it down to earth. The problems w/others is they want to sound sophisticated & complicate it. I call this prestige or job insecurity for they have an issue w/an inability to relate w/others.

  • @christesterman
    @christesterman8 жыл бұрын

    Great Multi-meter for beginners guide....had to install a light didn't want to kill myself, bought a multi-meter and looked for a guide and found you. My multi meter looks nothing like yours aka cheap, your in-depth guide was perfect. Even though my Multi-meter was set up different you explained the differences between them very well and I was able to test a live wall jack without getting crispy (always a +) in the process. Light was installed I survived to make this comment and can check batteries to boot which came in handy this morning. Good work.

  • @craigmorfitt7990
    @craigmorfitt7990 Жыл бұрын

    Very helpful indeed. As a total novice, I've been intimidated by multimeters due to not understanding them. This has been a great introduction.

  • @makokhaalvin9002
    @makokhaalvin90022 жыл бұрын

    The teacher Deserves some Thumbs Up👍👍👍👍 I have learnt A whole unit in 30 seconds Wow!

  • @JoshuaSalazarMejia
    @JoshuaSalazarMejia9 жыл бұрын

    Voltage = pressure Current = volume You're an awsome teacher, no one explained to me this in better way you've done Thanks!

  • @rijden-nu
    @rijden-nu9 жыл бұрын

    Thanks for this very carefully worded, layman-friendly, well thought-out demonstration + explanation. I have known how to measure my motorcycle battery for years (i.e. what holes to plug what wires in, what setting on the meter, what value to expect), but I didn't know what I was doing. Many people have tried to explain it, also using the water hose analogy, but I never grasped it. Much clearer now. Thanks!

  • @jamiecruz9195

    @jamiecruz9195

    9 жыл бұрын

  • @mjlorton

    @mjlorton

    9 жыл бұрын

    SadBunny My pleasure, thanks for the feedback.

  • @exextrovert
    @exextrovert2 жыл бұрын

    Ten years later this video is still helping people! Thank You!

  • @HankinsMT
    @HankinsMT8 жыл бұрын

    Thank you from Mustang Oklahoma, USA for the time invested in helping others! Very good information ...

  • @CatamaranChannel
    @CatamaranChannel8 жыл бұрын

    Great tutorial, Thanks! Keep educating!

  • @islamnoorul77

    @islamnoorul77

    8 жыл бұрын

    h

  • @urdulearner8221

    @urdulearner8221

    7 жыл бұрын

    He is just propagating for fluke through teaching !

  • @CatamaranChannel

    @CatamaranChannel

    7 жыл бұрын

    No wrong in educating folks.

  • @yadusolparterre
    @yadusolparterre8 жыл бұрын

    Thank you for this excellent tutorial ! On another note, what would happen if I measure a DC voltage with my multimeter in AC mode and visa versa? Would I run any risk? Hope you can answer, thanks !

  • @eugenemcardle8823
    @eugenemcardle88233 жыл бұрын

    Many thanks for posting this video, as a novice I found it most informative. I would like to add that there are occasions when DC can be as dangerous as AC and that is when someone like myself and tens of thousands of others across the world have an implanted Cardio Defibrillator ( ICD) device. Once when I was changing the distributor points on my classic car I got a small shock from the 12 volt circuit. I checked with the hospital and they told be to go to the hospital 'Now' as my ICD could have been damaged. Just a point for others to be aware off and if you do get ANY electrical shock let the hospital that you attend know.

  • @waleedshaikh5555
    @waleedshaikh55553 жыл бұрын

    It was an amazing way to explain electricity using mechanical terms. I being a mechanical engineer, it helped me a lot understand quick. It was a unique approach.

  • @pisecx
    @pisecx7 жыл бұрын

    Amazing explanation, thank you!

  • @TheChelcam
    @TheChelcam9 жыл бұрын

    don't you just love our South African accents? thanks for the video this is amazing!

  • @Calm_Energy

    @Calm_Energy

    4 жыл бұрын

    I was most surprised by the south African electrical strip! that looks way different than what we got in the 🇺🇸

  • @johncena-jh3of

    @johncena-jh3of

    3 жыл бұрын

    I bless the rains down on Africaaaaaa!

  • @awinbisa
    @awinbisa3 жыл бұрын

    thanks so much! amazing explanation. I am a mechanical engineer, so appreciated the pressure/volume flow analogies! Spent quite a few years living in SA - great country.

  • @kjay5
    @kjay58 жыл бұрын

    I am a beginner to Voltage Meters and I thought this was very informative. Also thoroughly explained. I liked the video and instructional aspect a lot.

  • @barbarathomas5647
    @barbarathomas56477 жыл бұрын

    This video was AWESOME!!!! THANK YOU!!!! MY answer to your question is DC, because it is DIRECT current, meaning the current is straight through, vs. AC which is alternating current and is like an on/off switch or a high/low switch...? I guess II'll see on the next video! :-)

  • @aazy347
    @aazy3479 жыл бұрын

    Very nicely explained. Thanks

  • @marcomizzoni8323

    @marcomizzoni8323

    3 жыл бұрын

    Is the fluke 117 good?

  • @Ar-cn9eo

    @Ar-cn9eo

    3 жыл бұрын

    @@marcomizzoni8323 yes

  • @makokhaalvin9002

    @makokhaalvin9002

    2 жыл бұрын

    The teacher Deserves some gifts for the well done job

  • @kristeldardar2291

    @kristeldardar2291

    2 жыл бұрын

    Mk

  • @kristeldardar2291

    @kristeldardar2291

    2 жыл бұрын

    Mk

  • @JesusChristIsLord__
    @JesusChristIsLord__8 жыл бұрын

    You have NO IDEA how much this helped me. Thank you Thank you Thank you!!!

  • @NoCrispin
    @NoCrispin8 жыл бұрын

    Thank you for this video. Very clear explanations, good pacing. Looking forward to learning more about electronics through your videos.

  • @justinrrizzo
    @justinrrizzo7 жыл бұрын

    Excellent. Thank you for the effort you put into this. The actual explanation of the various aspects of electricity makes the biggest different for newbies.

  • @peterpedant
    @peterpedant7 жыл бұрын

    That was a very good demonstration. In essence.

  • @jeffbanfieldsflwr3537

    @jeffbanfieldsflwr3537

    5 жыл бұрын

    Lol. I didn't get it until I watched a little more of the video.

  • @andrewstanley1027

    @andrewstanley1027

    4 жыл бұрын

    I would say. In essence

  • @yuliaimagine2409
    @yuliaimagine24096 жыл бұрын

    I am so thankful that i've found this Channel!!! It was very difficult for me to understand and i had literally no Motivation to study or read about this Subject. But really, after this Video i am super motivated and want to watch and listen more and more from you!!! you make it simple and interesting, i also like the Tips you give! thank you soooo much!!!

  • @k.j5283
    @k.j5283 Жыл бұрын

    What a video Martin... i have been studying Current and Electrical in my school/college but never understood it they way you explained and I learnt.I wish you were our teacher. Great tutorial 👌 ❤️

  • @tsyhll
    @tsyhll7 жыл бұрын

    30 minutes of my time well spent. Thanks.

  • @mahoa9418
    @mahoa94188 жыл бұрын

    mjlorton Martin ;Good afternoon , Thanks a lot >............ this video was really helpful!... Very educational and well explained. I always benfit, from you instructions > Maho A > a civil aircraft Engineer and FAA, A&P / IA Inspector . NDT/ NDI level II Inspector . .

  • @nicholasbeck1558
    @nicholasbeck15586 жыл бұрын

    Thank you for this very clear introduction to using the volt meter and electricity. Really appreciate your thoughtful video.

  • @jonathanfriedlander3111
    @jonathanfriedlander31115 жыл бұрын

    Excellent tutorial , better than the technical college tutor where I did my limited electrical ticket , not all people can teach . Clear & concise thanks .

  • @grantrhode5836
    @grantrhode58369 жыл бұрын

    30:44 "And now I've gone and blown it" :D

  • @ConaxHateGG
    @ConaxHateGG6 жыл бұрын

    16:29 I thought it shows 1.191 volts, not 1.91 volts?

  • @michellewilkinson6741
    @michellewilkinson67418 жыл бұрын

    Very interesting! I bought my first MultiMeter today and was completely lost, but wanted to learn about it and how electronics works etc. Thank you

  • @gerardmelvin8670
    @gerardmelvin86708 жыл бұрын

    THE TIME YOU GIVE TO HELP PEOPLE IS MUCH APPRECIATED THANKS MJ ORTON

  • @maxrav1831
    @maxrav18318 жыл бұрын

    Even though it's great information I think an entry level meter would be the three plugged one mate. I personally think you should have done your demo for beginners on one of them

  • @VadimBorodin
    @VadimBorodin7 жыл бұрын

    DC Power is more dangerous because it holds you tight, while AC will release you after half frequency time.

  • @samli86

    @samli86

    2 жыл бұрын

    The human body has a higher impedance to DC currents than AC, so this means that humans are able to withstand the effects of an electric shock arising from DC exposure much better than when exposed to AC Alternating current (A.C) is five times more dangerous than Direct current (D.C). The frequency of the alternating current is the main reason for this severe effect on the human body. ... At this frequency, even a small voltage of 25 volts can kill a person.

  • @KLR-650
    @KLR-6502 жыл бұрын

    As someone who is new to a multi-meter, I really appreciate your excellent explanations.

  • @tropiclife
    @tropiclife Жыл бұрын

    I now learning how to use a multimeter and have watched quite a few videos, but so far your tutorial has been the best explained and easiest to follow. Thank you for your hard work. Shout out from Barbados.

  • @SimonMorganYay
    @SimonMorganYay10 жыл бұрын

    Entry level? The Fluke 177 costs over £200!

  • @bakerrrc1900

    @bakerrrc1900

    5 жыл бұрын

    Staying alive is expensive

  • @ameyas7726

    @ameyas7726

    4 жыл бұрын

    My entry level meter is a 1$ Chinese multimeter

  • @robertcampbell7363

    @robertcampbell7363

    4 жыл бұрын

    Ameya S w

  • @muneerhataf
    @muneerhataf10 жыл бұрын

    DC power is more dangerous then A.C. because D.C is the direct current and there is no cycle of changing polarities in D.C. thanks

  • @RandyDarkshade2

    @RandyDarkshade2

    10 жыл бұрын

    It's a trick question. Both are as dangerous as each other, both can kill.

  • @muneerhataf

    @muneerhataf

    10 жыл бұрын

    Yes both can kill i understand but logically D.C is more dangerous because of its continuity. i agreed with ur killing philosophy. thanks.

  • @ragenFOX

    @ragenFOX

    10 жыл бұрын

    muhammad muneer ahmad malik the human body has a bit of capacitance, if you know how the to calculate that capacitance into your body's impedance you'll see that for the same effective voltage, your body will have more current with AC going through it than DC.

  • @robertmatthews5463

    @robertmatthews5463

    10 жыл бұрын

    ragenFOX Think about it. When Tesla and Edison were battling it out Tesla was promoting AC, so Edison went on his tour killing animals with AC, but the science won out proving AC was safer, thus our houses are all run on AC.. DC is more dangerous.

  • @ragenFOX

    @ragenFOX

    10 жыл бұрын

    Robert Matthews safer for fires, arcs, and whatnot, but not safer when living things get electrocuted. as i said, human bodies have capacitive properties, so when applied with AC voltage, the effective current is higher in AC than DC. you can test it your self, or look up people who have tested it on their selves. and if you think that this is crazy, go study AC circuits and Capacitive reactances.

  • @misterjimminyman
    @misterjimminyman4 жыл бұрын

    Excellent. Most comprehensive and well explained tutorial I have seen yet. Thanks so much!

  • @alandmkday8581
    @alandmkday85814 жыл бұрын

    Your are amazing, I came on youtube looking for to start to understand electronics, so I can fix my old record player, you have now got me court I your videos. Thank you. You explain perfectly, I feel the relaxation.

  • @25monkfish
    @25monkfish8 жыл бұрын

    AC can kill you but remember it is not the voltage it is the Amps that can cause death ⚡️⚡️💥💥

  • @Calm_Energy

    @Calm_Energy

    4 жыл бұрын

    I wish there was an easy way to remember this because i always mix amps up with volts ...

  • @Graystripe000
    @Graystripe0009 жыл бұрын

    DC (Direct Current) is more dangerous than AC (Alternating Current). The reasoning is hidden in their names. Direct current goes forwards and only forwards. Alternating current goes forwards and backward, in a sense. It's not 100% continuous. If you were to grab onto a wire with AC power running through it, it would hurt, your muscles would spasm and you'd let go because the electricity goes back and forth. If you were to grab onto a wire with DC power running through it, it would hurt, your muscles would spasm and you would not be able to let go because the electricity going through your body overrides to electrical impulses from your brain, and it's continuous. This locks up your muscles and you are unable to let go of the electrical wire.

  • @krm100

    @krm100

    9 жыл бұрын

    Fff

  • @mcake1234

    @mcake1234

    8 жыл бұрын

    Graystripe000 you couldn't be more wrong, DC is only 12v, AC is 110V mains, Google it.

  • @Graystripe000

    @Graystripe000

    8 жыл бұрын

    Fred Nurke ...It would appear that you had a thought that you wanted to display, though failed rather anticlimactically at making a point out of it. Try again.

  • @mcake1234

    @mcake1234

    8 жыл бұрын

    Graystripe000 mate, if you're having trouble grasping my simple previous post, then you definitely shouldn't be meddling with live mains. Do yourself a favor and have a read of the following article (engineering.mit.edu/ask/what%E2%80%99s-difference-between-ac-and-dc) or just Google it.

  • @Graystripe000

    @Graystripe000

    8 жыл бұрын

    Fred Nurke I'm not having trouble grasping your previous post, I'm having trouble seeing how your post is relevant to mine. I was talking about the physics behind AC and DC (which can be at any voltage, mind you) and why one is more dangerous then the other. You came up, said I was wrong and gave me a couple voltages with no actual point. Then there's you, coming along and saying I'm wrong while going off on me without really stating WHAT I'm wrong about. I'm not saying you're wrong and I'm right, I'm saying that your point, as it stands now, has little to do with what I was talking about and/or does not have enough context to explain where you were going with it. You merely made a statement and said I was wrong, with very little further explanation of your thoughts. I have an idea of what you might be trying to make a point out of (and that's only because of the website's content, which isn't even something you were talking about yourself), but cannot be 100% sure due to lack of context. So please, politely shut your mouth and leave or come at me with constructive criticism.

  • @hansvollebregt2267
    @hansvollebregt22678 жыл бұрын

    Thanks for this excellent explanation, finally I am starting to understand electricity and how to measure it.

  • @MAGAMAN
    @MAGAMAN6 жыл бұрын

    Great explanation! I bought a multimeter several years ago and realized I had no idea how to use it. I didn't really need it, so it want in the tool box. I recently started trying to put together a vintage computer and you can't buy a replacement power supply for it, so I decided that I would use this to test it out and see if the problem is the power supply or elsewhere in the computer. I am now much more confident I can do this without electrocuting myself.

  • @Thatoneblackguy258
    @Thatoneblackguy2588 жыл бұрын

    $300 for an entry level multimeter?!

  • @bradley2427

    @bradley2427

    8 жыл бұрын

    You can get decent ones that work all the same for $30

  • @Thatoneblackguy258

    @Thatoneblackguy258

    8 жыл бұрын

    Brad b Awesome! I'm looking at getting into electronics and need a good/reliable tool. Could you recommend a good multimeter (no more than $50)? Thank you.

  • @bradley2427

    @bradley2427

    8 жыл бұрын

    +Thatoneblackguy258 I don't own one myself but I need on for mechanics and the ones they use in college are pretty reliable. I will probably get mine from halfords(uk) for like £20. they sell them on Amazon

  • @fuckjewtube69

    @fuckjewtube69

    8 жыл бұрын

    +Thatoneblackguy258 Vichy VC99 is pretty much unbeatable under $50

  • @1badpete999

    @1badpete999

    8 жыл бұрын

    +Thatoneblackguy258 Fluke is one among the best you will buy one and it will last your lifetime the entry fluke level are made in china a better one made in USA for a professional tech use is around $700.00 to $800.00 at that price they are bomb proof water resist and are often use in industrial use ..if you buy a cheap one around $20.00 you will have to buy a new one every two years..

  • @Allante715
    @Allante71510 жыл бұрын

    Both are equally dangerous. Most DC circuits do not exceed 100V so we don`t necessarily think them as being as dangerous. Either way current kills and both AC and DC have the potential of deliver fatal amounts.

  • @johngray9098

    @johngray9098

    10 жыл бұрын

    Amperage kills, not current.

  • @macmula11

    @macmula11

    10 жыл бұрын

    John Gray they are one in the same..

  • @johngray9098

    @johngray9098

    10 жыл бұрын

    Yes, meant to say voltage.

  • @johnpetruna8888

    @johnpetruna8888

    10 жыл бұрын

    A/C is more dangerous. Let's not be silly here with the facile equivocations.

  • @MarkState1

    @MarkState1

    5 жыл бұрын

    DC voltage is frequently 300 to 800 volts and beyond.

  • @mphilosapon5233
    @mphilosapon52333 жыл бұрын

    Dear Lovely brother Mjlorton, Thank you for the above. Now I know a little more about how to use my multimeter sitting on the shelf! I am asking God to be with you all the time and protect you from bad things with your family members. Mr. Philo EBEED from Sudan kHARTOYM.

  • @kevinmills1940
    @kevinmills1940 Жыл бұрын

    Man you are a gifted teacher bro. Keep up the great work