A standard electret microphone can detect sub-audio "sounds" when some simple equalization circuitry is added.

Why a precision preamplifier is critical to low-side current-sensing performance.

Like Folkvangr, the Schiit Valhalla 3 operates as a OTL/OCL design—no output transformers, no capacitors in the signal path. Translation: your headphones are getting raw tube power straight from the ...

A defective parking sensor can be expensive. Here is a small circuit that you can use to quickly and easily detect defective ...

Here's the Average Social Security Benefit at Ages 62, 67, and 70 Labor Department touts DOGE’s ‘incredible discovery’ of nearly $400 million in fraudulent unemployment payments "Frankenjet ...

With [Frank Olson]’s work on a 1958 Ampex 601 tape recorder though we were pleasantly surprised, because while he makes a modification to allow its use as a stand-alone microphone preamplifier ...

For those with some experience with pro audio, the term “ribbon microphone” tends to conjure up an image of one of those big, chunky mics from the Golden Age of radio, the kind adorned with ...