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  • Testing eBay LM358s Part 1

    October 7, 2016

    Ultra-cheap components on eBay, AliExpress, and Amazon are a constant temptation, and—like many of you—I couldn’t resist. I ended up buying a batch of fifty LM358 operational amplifiers for just $2 USD from eBay. The LM358 is a popular low-power dual operational amplifier designed to operate well from a single power supply, making it ideal… …Read More

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