Why do some speaker sets containing like two large speakers in them have another smaller one connected to a capacitor? Why is the smaller speaker connected to the capacitor? - Quora
connect speakers to amplifier - use 47u capacitor, 10 tips connect mid speakers hear test - YouTube
Passive Crossovers – How Capacitors Work to Block Bass Signals
How to increase bass using capacitor, 2 bass boost tips for the simplest speaker - YouTube | Diy amplifier, Diy electronics, Audio amplifier