Monthly Archives: August 2015

Use CentOS6.7

Some useful commands when using CentOS 6.7 system. mount -o loop ISO_file_directory /mnt/ISO: This command is to help you mount the ISO file into system. And make sure you use the root account to make the /mnt/ISO directory. yum -y … Continue reading

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Reproduced Blog: Are you violating your op amp’s input common-mode range?

You went through a process to select an operational amplifier (op amp) for your circuit based on the parameters most critical to your application. Some of the parameters you reviewed may have included supply voltage, gain bandwidth product, slew rate, … Continue reading

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Reproduced Blog: Design a Custom Analog IC in Your Garage

The other day, a reader was surprised when I claimed that anyone could design and manufacture a custom analog IC for about $3,000. I suppose it does seem hard to believe, but it’s true. I’ve done it a few times … Continue reading

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Phase Locked Loop: Learning-1

A Basic Introduction of Phase-locked loops gave us a good basic understanding of PLL. The video and recommended materials helped me a lot. The technical blog is also very good.

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Bit Rate, Sampling Rate, ‘.wav’ audio files

After using C and Matlab to do some programming works related to wave audio files, I got known something related to bit rate, sampling rate and wave file format. What is bit rate? And how to calculate it? bit rate … Continue reading

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