Certain medical and scientific instrumentation applications require amplification and measurement of microvolt-level signals. For example, accurately measuring the output of a thermopile-based ...
at the top of this picture. Each board is two channels. An audio amplifier can boost the small incoming audio signal’s voltage by increasing its voltage, and current. The degree to which the amplifier ...
The MAX9814 is a low-cost, high-quality microphone amplifier with automatic gain control (AGC) and low-noise microphone bias. The device features a low-noise preamplifier, variable gain amplifier (VGA ...
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