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USB Voltage and Current Tester Capacity What do you think about this

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    USB Voltage and Current Tester Capacity What do you think about this

    Here is something that I would like to know if anyone has one and what they think of it

    JC 100MHZ T50N Dual USB Voltage and Current Tester Capacity table with USB Current Test Cable

    http://s.aliexpress.com/BVB7n6FV
    Last edited by sam_sam_sam; 07-14-2019, 06:56 AM.
    9 PC LCD Monitor
    6 LCD Flat Screen TV
    30 Desk Top Switching Power Supply
    10 Battery Charger Switching Power Supply for Power Tool
    6 18v Lithium Battery Power Boards for Tool Battery Packs
    1 XBox 360 Switching Power Supply and M Board
    25 Servo Drives 220/460 3 Phase
    6 De-soldering Station Switching Power Supply 1 Power Supply
    1 Dell Mother Board
    15 Computer Power Supply
    1 HP Printer Supply & Control Board * lighting finished it *


    These two repairs where found with a ESR meter...> Temp at 50*F then at 90*F the ESR reading more than 10%

    1 Over Head Crane Current Sensing Board ( VFD Failure Five Years Later )
    2 Hem Saw Computer Stack Board

    All of these had CAPs POOF
    All of the mosfet that are taken out by bad caps

    #2
    Re: USB Voltage and Current Tester Capacity What do you think about this

    Pretty fancy 2.6" IPS 320x240 LCD.
    https://diykitsblog.com/obzory-i-tes...ot-100mhz.html did a teardown of one, probably older firmware. use google translate.

    RDTech Store has ones for lower cost, they instead use an app to do charting and you can buy a load as well.

    Comment


      #3
      Re: USB Voltage and Current Tester Capacity What do you think about this

      Originally posted by redwire View Post
      RDTech Store has ones for lower cost, they instead use an app to do charting and you can buy a load as well.
      Thanks for sharing this link

      I decided to buy this one instead

      http://s.aliexpress.com/V3eeIfQF

      The UM25C and the LD35

      I bought the bundle that cost $31.69

      The Apple Application does open up on the IPAD
      Last edited by sam_sam_sam; 07-14-2019, 02:55 PM.
      9 PC LCD Monitor
      6 LCD Flat Screen TV
      30 Desk Top Switching Power Supply
      10 Battery Charger Switching Power Supply for Power Tool
      6 18v Lithium Battery Power Boards for Tool Battery Packs
      1 XBox 360 Switching Power Supply and M Board
      25 Servo Drives 220/460 3 Phase
      6 De-soldering Station Switching Power Supply 1 Power Supply
      1 Dell Mother Board
      15 Computer Power Supply
      1 HP Printer Supply & Control Board * lighting finished it *


      These two repairs where found with a ESR meter...> Temp at 50*F then at 90*F the ESR reading more than 10%

      1 Over Head Crane Current Sensing Board ( VFD Failure Five Years Later )
      2 Hem Saw Computer Stack Board

      All of these had CAPs POOF
      All of the mosfet that are taken out by bad caps

      Comment


        #4
        Re: USB Voltage and Current Tester Capacity What do you think about this

        Ruideng (RD-Tech) ships stuff real fast too!!

        Comment

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