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  3. I bought a multimeter long time ago

I bought a multimeter long time ago

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  • S Southmountain

    I plan to test some computer parts, but I did not get time to do it. now my refrigerator did not freeze, so I used it to test defrost heater.

    diligent hands rule....

    W Offline
    W Offline
    Wizard of Sleeves
    wrote on last edited by
    #7

    Does it still multi-meet?

    Nothing succeeds like a budgie without teeth.

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    • S Southmountain

      I plan to test some computer parts, but I did not get time to do it. now my refrigerator did not freeze, so I used it to test defrost heater.

      diligent hands rule....

      5 Offline
      5 Offline
      5teveH
      wrote on last edited by
      #8

      Does everyone, (apart from me), have a multimeter? :confused: Why has no-one told me! I'm, obviously, going to get right on it. Ebay or Amazon? I feel, somehow, that another one of life's opportunities has passed me by. ;)

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      • S Southmountain

        I plan to test some computer parts, but I did not get time to do it. now my refrigerator did not freeze, so I used it to test defrost heater.

        diligent hands rule....

        C Offline
        C Offline
        CPallini
        wrote on last edited by
        #9

        Indeed, it is a versatile instrument.

        "In testa che avete, Signor di Ceprano?" -- Rigoletto

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        • S Southmountain

          I plan to test some computer parts, but I did not get time to do it. now my refrigerator did not freeze, so I used it to test defrost heater.

          diligent hands rule....

          X Offline
          X Offline
          xiecsuk
          wrote on last edited by
          #10

          Why buy a multimeter? Surely one would have done the job.

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          • 5 5teveH

            Does everyone, (apart from me), have a multimeter? :confused: Why has no-one told me! I'm, obviously, going to get right on it. Ebay or Amazon? I feel, somehow, that another one of life's opportunities has passed me by. ;)

            D Offline
            D Offline
            Daniel Pfeffer
            wrote on last edited by
            #11

            5teveH wrote:

            Does everyone, (apart from me), have a multimeter?

            :raises hand: Perhaps we should start a support group - "Developers without multimeters". We could debate whether to allow developers without voltmeters and/or ammeters to join, too. :)

            Freedom is the freedom to say that two plus two make four. If that is granted, all else follows. -- 6079 Smith W.

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            • L Lost User

              The problem with "cheap" multimeters - the test probes do not last.... And how many use the interfaces I/O ability to test transistors or even diodes? The old war military philosophy still applies - "unplug the faulty module and replace it , throw the bad one away ".

              D Offline
              D Offline
              dshillito
              wrote on last edited by
              #12

              Member 14968771 wrote:

              The problem with "cheap" multimeters - the test probes do not last....

              Ain't that the truth. I had a multimeter that I bought in the early 1970s. Of course, from that era, it was still an analog meter with a needle. This is it (at the Radio Museum): Multimeter 200H Equipment Central; where?, build 1973 ??, 3[^] It lasted me over 40 years but it was the probes that wore out and I found I could buy a cheap new digital multimeter for less than the cost of a new set of probes. That digital meter lasted me 5 or 6 years and then those probes wore out and again it was cheaper to buy a new meter than to get a replacement set of probes.

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              • S Southmountain

                I plan to test some computer parts, but I did not get time to do it. now my refrigerator did not freeze, so I used it to test defrost heater.

                diligent hands rule....

                T Offline
                T Offline
                theoldfool
                wrote on last edited by
                #13

                I have a temp probe (thermocouple) for mine, handy for beer making. :cool:

                >64 If you can keep your head while those about you are losing theirs, perhaps you don't understand the situation.

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                • 5 5teveH

                  Does everyone, (apart from me), have a multimeter? :confused: Why has no-one told me! I'm, obviously, going to get right on it. Ebay or Amazon? I feel, somehow, that another one of life's opportunities has passed me by. ;)

                  U Offline
                  U Offline
                  User 13269747
                  wrote on last edited by
                  #14

                  Quote:

                  Does everyone, (apart from me), have a multimeter? Confused | :confused: Why has no-one told me! I'm, obviously, going to get right on it. Ebay or Amazon? I feel, somehow, that another one of life's opportunities has passed me by.

                  **Raises hand - I've got a few multimeters, a 'scope and a signal generator/logic analyser. Of course, I was pure embedded dev for 15 years or so, so there's that.

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                  • S Southmountain

                    I plan to test some computer parts, but I did not get time to do it. now my refrigerator did not freeze, so I used it to test defrost heater.

                    diligent hands rule....

                    F Offline
                    F Offline
                    Forogar
                    wrote on last edited by
                    #15

                    I have a digital thermometer - does that count?

                    - I would love to change the world, but they won’t give me the source code.

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                    • 5 5teveH

                      Does everyone, (apart from me), have a multimeter? :confused: Why has no-one told me! I'm, obviously, going to get right on it. Ebay or Amazon? I feel, somehow, that another one of life's opportunities has passed me by. ;)

                      R Offline
                      R Offline
                      Rusty Bullet
                      wrote on last edited by
                      #16

                      Nah, never found a need for one - you are not alone.

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                      • F Forogar

                        I have a digital thermometer - does that count?

                        - I would love to change the world, but they won’t give me the source code.

                        E Offline
                        E Offline
                        englebart
                        wrote on last edited by
                        #17

                        It must show temp in both F and C to count as multi. Or include humidity

                        F 1 Reply Last reply
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                        • 5 5teveH

                          Does everyone, (apart from me), have a multimeter? :confused: Why has no-one told me! I'm, obviously, going to get right on it. Ebay or Amazon? I feel, somehow, that another one of life's opportunities has passed me by. ;)

                          E Offline
                          E Offline
                          englebart
                          wrote on last edited by
                          #18

                          Just for checking fuses with the ohm meter is worth it. I have a garage door opener that is out of support and to replace it would require a total rebuild of springs, etc. plus the cost of the new opener. It had a well designed control board that needed 2 pop-in fuses replaced. $10 versus $400 dollars.

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                          • 5 5teveH

                            Does everyone, (apart from me), have a multimeter? :confused: Why has no-one told me! I'm, obviously, going to get right on it. Ebay or Amazon? I feel, somehow, that another one of life's opportunities has passed me by. ;)

                            R Offline
                            R Offline
                            Rob Philpott
                            wrote on last edited by
                            #19

                            Any self-respecting person would have one and an oscilloscope if you ask me, the more probes the better. :thumbsup:

                            Regards, Rob Philpott.

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                            • S Southmountain

                              I plan to test some computer parts, but I did not get time to do it. now my refrigerator did not freeze, so I used it to test defrost heater.

                              diligent hands rule....

                              M Offline
                              M Offline
                              Member_14751866
                              wrote on last edited by
                              #20

                              Hi, I love multi meters. I learned how to use an old Simpson in the Air Force when there was no such thing as autorainge... LOL Now I have a talking meter with a nice female voice. I never knew how freeing is a talking meter till I went blind. thanks for sharing... chuck

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                              • E englebart

                                It must show temp in both F and C to count as multi. Or include humidity

                                F Offline
                                F Offline
                                Forogar
                                wrote on last edited by
                                #21

                                How about kelvin?

                                - I would love to change the world, but they won’t give me the source code.

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                                • S Southmountain

                                  but my problem is : I forgot my initial goals: what kinds of computer parts I can check? I liked Dell laptops and desktops. so I bought lot of stuff from eBay...

                                  diligent hands rule....

                                  S Offline
                                  S Offline
                                  sasadler
                                  wrote on last edited by
                                  #22

                                  One of the more likely failures, in devices that have power supplies, are the electrolytic capacitors in the supply. My ex-boss (I'm retired now) had 2 TVs fail on him and both failures were from the electrolytic capacitors in the supply. He was able to fix both TVs by replacing the capacitors. Normally, the bad capacitors are bulging.

                                  S 1 Reply Last reply
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                                  • S sasadler

                                    One of the more likely failures, in devices that have power supplies, are the electrolytic capacitors in the supply. My ex-boss (I'm retired now) had 2 TVs fail on him and both failures were from the electrolytic capacitors in the supply. He was able to fix both TVs by replacing the capacitors. Normally, the bad capacitors are bulging.

                                    S Offline
                                    S Offline
                                    Southmountain
                                    wrote on last edited by
                                    #23

                                    now I recalled my initial purpose: :java:

                                    diligent hands rule....

                                    L 1 Reply Last reply
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                                    • E englebart

                                      Just for checking fuses with the ohm meter is worth it. I have a garage door opener that is out of support and to replace it would require a total rebuild of springs, etc. plus the cost of the new opener. It had a well designed control board that needed 2 pop-in fuses replaced. $10 versus $400 dollars.

                                      S Offline
                                      S Offline
                                      Southmountain
                                      wrote on last edited by
                                      #24

                                      take notes here:thumbsup:

                                      diligent hands rule....

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                                      • F Forogar

                                        How about kelvin?

                                        - I would love to change the world, but they won’t give me the source code.

                                        E Offline
                                        E Offline
                                        englebart
                                        wrote on last edited by
                                        #25

                                        Ok Kelvin and Rankin would count as “multi” or Kelvin and C, but if you can’t add 273 in your head, you would not be on this board.

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                                        • L Lost User

                                          The problem with "cheap" multimeters - the test probes do not last.... And how many use the interfaces I/O ability to test transistors or even diodes? The old war military philosophy still applies - "unplug the faulty module and replace it , throw the bad one away ".

                                          J Offline
                                          J Offline
                                          jkirkerx
                                          wrote on last edited by
                                          #26

                                          Buy a Fluke, they last forever and the leads never break, plus auto shutoff to save the battery. I have 3 different flukes from when I was a data communications contractor, even one to read amperage drawn on power cables because I had an electrical contractors license as well. I haven't tested a transistor since my Xerox days in the 80's, or Mosfets for car audio amplifiers. Never tested diodes, because most AC to DC converter chip have them built in.

                                          If it ain't broke don't fix it Discover my world at jkirkerx.com

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