21 Inch DIY Subwoofer build guide! The best sub for your Home Theater. HD

21 Inch DIY Subwoofer Build! The Ported Marty Cube; Best for your Home Theater or Netflix Room! Featuring the La Voce Driver. DIY Products: GSG Marty Cube Kit - https://shop.gsgad.com/collections/martysub-roundover-series/products/roundover-cube-single-unit La Voce 21" Driver - https://www.anrdoezrs.net/links/9157535/type/dlg/https://www.parts-express.com/lavoce-san21450-21-neodymium-subwoofer-8-ohm--293-732 Rubber gasket - https://amzn.to/2PJ3mIS 36" Clamps - https://amzn.to/2I7od60 60" Clamps - https://amzn.to/2I76UlC Hand Clamps - https://amzn.to/2IllFR4 Screws - https://amzn.to/2HU4R44 Speakon Connector - http://www.anrdoezrs.net/links/9157535/type/dlg/https://www.parts-express.com/neutrik-nl4mpr-speakon-connector-4-pole-round-chassis-mount--092-054 Titebond III - https://amzn.to/2WCGgEr Speakon Cable - https://amzn.to/2HRXTNa Chisel - https://amzn.to/36Xsy43 Razor Knife - https://amzn.to/2PK68xk 12awg Speaker Wire - https://amzn.to/2SePmbx Crimper - https://amzn.to/2POTcGN Heat Shrink - https://amzn.to/35MMWF1 SVS: SB-2000 Pro https://www.anrdoezrs.net/links/9157535/type/dlg/https://www.svsound.com/products/sb-2000-pro PB-2000 Pro https://www.anrdoezrs.net/links/9157535/type/dlg/https://www.svsound.com/products/pb-2000-pro Prime Elevation https://www.anrdoezrs.net/links/9157535/type/dlg/https://www.svsound.com/products/prime-elevation PB-16 Ultra https://www.anrdoezrs.net/links/9157535/type/dlg/https://www.svsound.com/products/pb16-ultra Check out the Patreon: https://www.patreon.com/JDMWorld Monolith Products: Monolith 7ch amplifier (200x7) - https://amzn.to/32V0UCt Monolith 5ch amplifier (200x5) - https://amzn.to/2rMAKor Monolith 15" sealed subwoofer - https://amzn.to/37ciEfU Monolith 15" Ported subwoofer - https://amzn.to/2KvFi9n Sewell Products: Sewell Silverback - https://amzn.to/2LTynI3 Room Calibration: MiniDSP UMIK-1 Mic - http://www.anrdoezrs.net/links/9157535/type/dlg/https://www.parts-express.com/minidsp-umik-1-omni-directional-usb-measurement-calibrated-microphone--230-332 MiniDSP 2x4HD - http://www.anrdoezrs.net/links/9157535/type/dlg/https://www.parts-express.com/minidsp-2x4-hd-usb-dac-digital-signal-processor--230-324 Room EQ Wizard Software (FREE) - http://www.roomeqwizard.com/ Dolby Atmos Receivers and Pre-amps: Marantz SR5012 7.2 4K Receiver - https://amzn.to/359gJa7 Marantz SR6012 9.2 4K Receiver - https://amzn.to/2Xqhrgl Denon AVRX1600H 7.2 4K Receiver - https://amzn.to/35daX7y Denon AVRX4500H 9.2 4K Receiver - https://amzn.to/2XpykrI Klipsch Speaker System: Klipsch RF-7 III Floorstanding - https://amzn.to/2NYxoYd Klipsch RC-64 III Center - https://amzn.to/35cJNh4 Klipsch SPL150 15" Subwoofer - https://amzn.to/2qmQfmL Klipsch RP-600m - https://amzn.to/33WQsf1 My Home Theater Photos & Videos: Theater Room Video Tour- https://youtu.be/YexOPehJyGU Full Marty Build - https://youtu.be/-U1deD_0j9c Atmos Install - https://youtu.be/fwkDyrZpBO0 Devastator Build - https://youtu.be/DgtVxjg06to Jiles Journey - https://y