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ToneWinner 600W home theatre subwoofer 12 inch woofer technics wooden speaker super bass AV concert powered soundbar subwoofers - AliExpress
![Why are these pre out / main in just connected like this? And also, would you use this to hook up a powered subwoofer? Technics SA-R921 receiver. : r/BudgetAudiophile Why are these pre out / main in just connected like this? And also, would you use this to hook up a powered subwoofer? Technics SA-R921 receiver. : r/BudgetAudiophile](https://preview.redd.it/d66cdilbzae11.png?auto=webp&s=b800f083815aa5ad7cc313e1925f787e9dab0c31)
Why are these pre out / main in just connected like this? And also, would you use this to hook up a powered subwoofer? Technics SA-R921 receiver. : r/BudgetAudiophile
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TECHNİCS SB-AS100 AKTİF SUBWOOFER - İkinci El Technics Subwoofer (Ev Tipi) hoparlör fiyatları sahibinden.com'da - 1138555047
![Passive 9007-AS Dual 21 Inch Powerful Active Subwoofer Audio System Rcf Speaker Pioneer Djm800 Technics Headshell - AliExpress Passive 9007-AS Dual 21 Inch Powerful Active Subwoofer Audio System Rcf Speaker Pioneer Djm800 Technics Headshell - AliExpress](https://ae01.alicdn.com/kf/Sa8bc87b4cc3b4fa89f4dc8deb8fcb96fF/Passive-9007-AS-Dual-21-Inch-Powerful-Active-Subwoofer-Audio-System-Rcf-Speaker-Pioneer-Djm800-Technics.jpg)