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  • Author
    Posts
  • Drok
    Keymaster
    May 8, 2017 at 2:42 pm
    Post count: 2971
    in reply to: Interface with DROK DC 0-120V 0-100A Digital Multimeter #16804

    Hello Mitchel,
    We are sorry this item can’t be used with Raspberry Pi no matter via USB ,RS-485 or other connection.
    Hope you can understand.
    Best regards.

    Drok
    Keymaster
    May 8, 2017 at 2:30 pm
    Post count: 2971
    in reply to: Help #16803

    Hello andrew,
    Thank you for writing in.
    As there are too many similar titles, it’s hard to ensure the item by a title.
    Would you please send us the link or ASIN?
    We will find solution for you at that time.
    Best regards.

    Drok
    Keymaster
    May 8, 2017 at 2:25 pm
    Post count: 2971
    in reply to: Help #16802

    Hello Louis，
    Thank you for writing in.
    Could you please tell us which item you are mentioning?
    Please send us a link or other information so that we can find out solution for you.
    Best regards.

    Drok
    Keymaster
    May 4, 2017 at 7:51 am
    Post count: 2971
    in reply to: Interface with DROK DC 0-120V 0-100A Digital Multimeter #16606

    Hello Mitchel,
    Thanks for your writing in.
    It’s a pity this item can’t connect with Raspberry Pi.
    For more question, please feel free to contact us.
    Best regards

    Drok
    Keymaster
    May 4, 2017 at 7:37 am
    Post count: 2971
    in reply to: Datasheets for voltage regulators #16605

    Hello Kelvin Ly,
    Thanks for writing in.
    As this is a semi product for DIY, we only offer a simple instruction for reference.
    Here it is:090747
    For more questions, please feel free to contact us.
    Best regards.

    Drok
    Keymaster
    May 3, 2017 at 10:08 am
    Post count: 2971
    in reply to: TTL to RS485 #16571

    Hello Patrick,
    Thank you for writing in.
    We can’t ensur the item without product link of ASIN.
    Would you please send it to us?
    Look forward to your reply.
    Best regards.

    Drok
    Keymaster
    May 3, 2017 at 10:04 am
    Post count: 2971
    in reply to: Boost converter transient response #16570

    Hello Ricky Millar,
    Thank you for writing in.
    We are sorry it may not be available.
    Actually, we really don’t suggest to make any modifications on item.
    Some customer has damaged item in this case, and it’s hard to restore it.
    Therefore we feel regret for that.
    For any more questions, please feel free to contact us.
    Best regards.

    Drok
    Keymaster
    May 3, 2017 at 9:48 am
    Post count: 2971
    in reply to: Looking for dc meter #16569

    Hello Rob,
    Thanks for writing in.
    We have reply to you previously.
    It’s a pity we don’t have a meter can read -30VDC.
    Hope you can understand.
    For more question, please feel free to contact us.
    Best regards.

    Drok
    Keymaster
    May 3, 2017 at 9:27 am
    Post count: 2971
    in reply to: Drok Phantom Power Supply doesn't start #16568

    Hello Jens Holmersson，
    Thank you for writing in and we are sorry to hear that.
    Please don’t worry, as a seller, it is our responsibility to find solution for you.
    Would you please take a testing video to show your operation?
    You can send it to our service email:
    service#droking dot com ( please replace # with @)
    And please tell us other parameters, for example the input voltage/current.
    We will find solution for you at that time.
    Best regards.

    Drok
    Keymaster
    May 3, 2017 at 9:05 am
    Post count: 2971
    in reply to: Part numbers on your boards? #16567

    Hello Mark Jones,
    Thanks a lot for your suggestion.
    We will reflect this to our team to see if it is available.
    For more question, please let us know.
    Have a nice day.
    Best regards.

    Drok
    Keymaster
    May 3, 2017 at 9:02 am
    Post count: 2971
    in reply to: DROK® DC 3-21V Load Battery Tester, 35W 3A Portable USB Monitor #16565

    Hello Andy,
    Thanks for writing in.
    The fan will not stop unless you turn off the item. This is normal.
    As for the current, would you please tell us more details about the problem so that we can check what was wrong? It would be great help to send us a testing video to show the problem. You can send it to our service email:
    service#droking dot com ( please replace # with @)
    Look forward to your reply.
    Best regards.

    Drok
    Keymaster
    May 3, 2017 at 8:53 am
    Post count: 2971
    in reply to: Drok DVB100 Digital Voltage Comparator #16564

    Hello Stefan,
    Thanks for writing in.
    We can ship item directly from China.
    Please tell us the quantity you want. For more details, please contact us via service#droking dot com ( please replace # with @).
    Look forward to your reply.
    Best regards.

    Drok
    Keymaster
    May 3, 2017 at 8:34 am
    Post count: 2971
    in reply to: DROK Digital On/Off Delay Relay Module 12V Relay Board External Trigger #16562

    Hello Greg Porter,
    Thank you for writing in.
    The details about setting, please refer to this instruction.
    200119
    In addition, we don’t suggest to make any refit on item，which may damage the item.
    If you need more help, please feel free to contact us.
    Best regards.

    Drok
    Keymaster
    May 3, 2017 at 8:14 am
    Post count: 2971
    in reply to: Wiring of Drok digital multimeter AC 80-260 volts #16560

    Hello Orca Melenbacker,
    Thank you for writing in.
    To give you an accurate answer, would you please send us the link of item for confirmation?
    We will find solution for you at that time.
    Best regards.

    Drok
    Keymaster
    May 3, 2017 at 7:59 am
    Post count: 2971
    in reply to: Looking for a dc volt/amp meter that reads neg and pos dc voltage #16558

    Hello Rob，
    Thanks for your reply.
    It’s a pity we don’t have meter can read -30 VDC.Hope you can understand.
    For more questions, please let us know.
    Best regards.

  • Author
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Viewing 15 posts - 1,831 through 1,845 (of 2,965 total)
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