[Tommy] has a great write-up about designing and building a minimalistic handheld electronic game called “Higher Lower”. It’s an audio-driven game in which the unit plays two tones and asks the player ...

Extend the LM358 op-amp family’s output voltage range by cascading the op-amp with a few simple, inexpensive components.

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Alexandra Twin has 15+ years of experience as an editor and writer, covering financial news for public and private companies. Thomas J. Brock is a CFA and CPA with more than 20 years of experience in ...