![Authorized on line Klipsch Dealer. Klipsch Reference Premier In Stock Now! Home Theater Systems, In Wall Speakers & more. Call 1-800-691-6914. Authorized on line Klipsch Dealer. Klipsch Reference Premier In Stock Now! Home Theater Systems, In Wall Speakers & more. Call 1-800-691-6914.](https://www.sounddistributors.com/images/YST-SW315BL.jpg)
Authorized on line Klipsch Dealer. Klipsch Reference Premier In Stock Now! Home Theater Systems, In Wall Speakers & more. Call 1-800-691-6914.
![Powered subwoofer makes a knocking sound every 5-10 seconds once plugged into power. Not plugged into AMP. Sub is YST-SW100. : r/audio Powered subwoofer makes a knocking sound every 5-10 seconds once plugged into power. Not plugged into AMP. Sub is YST-SW100. : r/audio](https://external-preview.redd.it/4catsgKB7NPYY6TpyeOA2TP-HABo0SpHe5qEl3PwRnU.png?format=pjpg&auto=webp&s=6c30a0501a7490f499ca71c47b0468a34a5bfd5b)
Powered subwoofer makes a knocking sound every 5-10 seconds once plugged into power. Not plugged into AMP. Sub is YST-SW100. : r/audio
![Amazon.com: OSD Audio 1000W Mono-Channel Class D Subwoofer Amplifier – Onboard DSP, 4-8 Ohm – SMP500 : Electronics Amazon.com: OSD Audio 1000W Mono-Channel Class D Subwoofer Amplifier – Onboard DSP, 4-8 Ohm – SMP500 : Electronics](https://m.media-amazon.com/images/I/811ZuRFjXML._AC_UF1000,1000_QL80_.jpg)
Amazon.com: OSD Audio 1000W Mono-Channel Class D Subwoofer Amplifier – Onboard DSP, 4-8 Ohm – SMP500 : Electronics
![Powerful Paper Cone Clean-cut Car Subwoofer High-grade Strong Cones - Speaker Accessories - AliExpress Powerful Paper Cone Clean-cut Car Subwoofer High-grade Strong Cones - Speaker Accessories - AliExpress](https://ae01.alicdn.com/kf/S1a4b370649f0433a8bd58f7783cb5d91O/Powerful-Paper-Cone-Clean-cut-Car-Subwoofer-High-grade-Strong-Cones.jpg)