These dual 18” MONSTER home theater subwoofers cost less than you’d think | GSG MartyCube V2.1
Tha_VillaMan Tha_VillaMan
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 Published On Apr 30, 2021

Today we assemble dual 18" GSG MartyCubes Roundover home theater subwoofers, using the Dayton Audio RSS460-HO driver.

See the links to ALL the items you'll need below


Come along for the ride!


Use Code: SHIPFREE for free shipping!

SOCIAL MEDIA: @tha_villaman


GSG MartySub V2.1 Flat Packs:
Sili-Brush - Silicone Glue Brush (1" Tip):
Tripp Lite 8 Outlet (5 Energy Saving) Surge Protector Power Strip:
Titebond 1414 16 Oz Titebond III Ultimate Wood Glue (2X per sub):
1.5 in. x 1/2 in. Fluted Dowel Pins:
Bates- Paint Scraper:

Acry-Tech DuraTex Black 1 Gallon Spray Grade Speaker Cabinet Coating:
Parts Express Speaker Gasketing Tape 1/8" x 1/2" x 50 ft. Roll:
M5 x 30mm Cap Head Wood Screws Black 100 Pcs.:
Fandeli 36027 220 Grit Multipurpose Sandpaper Sheets:
Dap 12328 DryDex Spackling:
Rust-Oleum Painter's Touch 2X Ultra Cover spray paint:
Wagner 0580678 Control Pro 130 Power Tank Paint Sprayer:
FROGTAPE 1358463 Multi-Surface Painter's Tape:

Dayton Audio RSS460HO-4 18" Reference HO Woofer:
Monoprice 12 Gauge AWG CL2 Rated 2 Conductor Speaker Wire/ Cable - 50ft:
NANYI NL4FC speakon cable amplifier connector:
TISINO Dual RCA to XLR Cable, 2 RCA to 2 XLR Male HiFi Stereo Audio Connection:
270pcs 3:1 Dual Wall Adhesive Heat Shrink Tubing Kit:
Neutrik NL4FRX speakON SPX Right Angle Cable Connector 4P:
Neutrik NL4MPR speakON Connector 4 Pole Round Chassis Mount:
Behringer Power Amplifier (NX6000):
miniDSP 2x4 HD:


Intro 0:00
Why the MartySub 0:52
Assembly tools 1:53
Assembling the panels 1 to 3 2:33
Assembling the baffle 4:41
The new flat base 6:12
Internal bracing 7:24
Oops 11:51
Painting the port 14:14
Baffle install: 16:18
Magic 17:53
Finishing 18:14
Spraying Duratex 19:11
Internal wiring 20:57
Woofer installation 22:17
Oo La la 23:23
Impressions: 24:16



GSG Facebook Group:
GSG Photo Album:
Woody's Soundup:
Home Theater Fanatics 18" MartyCube Build:

OLED to UST Projector upgrade and Install:
How to Build a DIY Custom Entertainment Center using Butcher Block:


My Front towers:
My Surround bookshelves:
Dolby Atmos Receiver:
My In-ceiling Atmos Speakers: or
My Amplifier:
SVS SB3000 Subwoofer:
Amazon: SVS:
SVS PB3000 Subwoofer:
Amazon: SVS:
SVS SB4000 Subwoofer:
Amazon: SVS:
SVS PB4000 Subwoofer:
Amazon: SVS:
SVS Prime Elevation Speakers:
Amazon: SVS:


What I use to make 4K HDR Videos:

My Camera:
My Go to lens:
My all around lens:
My other prime lens:
My Recorder:
The Tripod I use:
Off-camera Mic:
My audio Recorder:
Studio light:
Soft box:


#ThaVillaman #VillaInstall

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