DSO138 Oscilloscope Counterfeit or Original

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  • เผยแพร่เมื่อ 2 ก.พ. 2025

ความคิดเห็น • 3

  • @inspiredtiny
    @inspiredtiny ปีที่แล้ว +1

    Hi! Have you tried uploading the firmware on the old firmware?

  • @arthurfricchione8119
    @arthurfricchione8119 2 ปีที่แล้ว +1

    I’ve just purchased and built my 2nd one and have issues again. Everything seems to work almost but I get no square wave test pattern and I get no trace line. It seems to be locked in across the top of the screen. Any ideas why? I’m quite sure I installed all components correctly I’ll check again today. Wish they used better quality hardware but that’s just what you pay for. It’s not a clone but maybe the main chip is. FRUSTRATING but I’ll keep troubleshooting 👍 Artie

  • @aerotro
    @aerotro 4 ปีที่แล้ว

    Cool video Kenn, the trace line problem might be because the voltage is dropping slowly or thermal instability check to see if anything is getting hot to see if a heatsink can help stabilise it !