This subwoofer active filter circuit is a 24 dB octave filter with a Bessel character and cutoff frequency of 200 Hz. So, if you are interested in experimenting with audio circuits in subwoofer range, ...

The 100% DIY Build Subwoofer Passive Crossover Low Pass Filter project is one of the brilliant art of engineering that is build based on electronic fundamentals. It features a butterworth type filter ...

If you’re a regular reader of the site, you’ve probably seen us claim that subwoofers are one of the most important pieces in an A/V system. To qualify that statement, one should consider that a great ...

I have a compact — but very capable — music listening system in my office. Fluance’s RT85 turntable (review here) and a Mac (for streaming) are connected to a vintage Pioneer SX6 receiver (circa 1981) ...