[align=left][color=#0000ff][b][font=微软雅黑][size=4][Extension Statement] In order to allow everyone to have a deeper understanding of the RTB2000 series oscilloscopes and participate more in the discuss
My laptop is plugged into a power source and the battery is installed in the computer. Why does the power supply cut off every ten minutes and then automatically use the battery for a few seconds and
Hello everyone, I'm working on a project related to GPRS MMS modems. At first, my boss asked me to use a simcom module, saying it's cheap, but I have to implement the MMS protocol myself, which is con
Is there a relatively low-level industrial 4-20mA circuit that does not require a ready-made conversion chip? I am looking for an industrial 4-20mA circuit with relatively complete parameters. Can the
One of the most important reference types in .NET Framework is the Object class in the System namespace. All classes are derived from System.Object. A variable of type System.Object is an alias for Sy
[i=s]This post was last edited by ddllxxrr on 2017-7-18 20:59[/i] This screen really tired me out. I spent the whole Sunday working on it but still couldn't figure it out. I measured the pin voltage a
Test/Measurement
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