Product Summary


  • Ultralow-profile design

  • Built-in low-pass filter sports multiple slopes

  • Includes a 100W subwoofer-band transformer


Elevate the acoustic ambiance of diverse settings including retail spaces, parks, hotels, and beyond with the GSB8 In-Ground Subwoofer by JBL. This exceptional subwoofer boasts an 8" polypropylene subwoofer driver that delivers profound audio impact.

With a sleek and low-profile design, this subwoofer seamlessly integrates into the ground, adding to the aesthetics of any space while maintaining its powerful audio performance. Its unobtrusive presence conceals a dynamic potential, capable of handling 500W continuous program power and reaching a peak performance of 1000W.

The GSB8 In-Ground Subwoofer enriches the auditory experience with its resonant bass, providing a harmonious fusion of design and sonic excellence that transforms any environment into an auditory masterpiece.

Experience uncompromising audio fidelity and sophisticated design with the tan GSB8 In-Ground Subwoofer from JBL. This award-winning masterpiece features an ultralow-profile design, making it a harmonious companion to the GSF full-range landscape speakers. Its powerful 8" polypropylene driver remains discreetly underground while delivering resonant subwoofer performance that extends as low as 35 Hz.

Unleash the GSB8's potential with its capacity to handle up to 1000W peak power input through its bare-wire input. Its robust construction, IP66 weather rating, and strategically placed chamber beneath the audio port ensure its resilience for enduring outdoor use in a variety of applications. From hotels to parks, retail spaces to event venues, the GSB8 excels, enveloping your surroundings in captivating audio.

Equipped with a steep, built-in low-pass filter boasting multiple slopes, the GSB8 ensures high-quality sound reproduction that elevates your auditory experiences. The inclusion of a 100W subwoofer-band transformer adds versatility, providing the choice between direct 6-ohm operation or multitap functionality to cater to various installed systems. Supporting both 70 and 100V modes, this subwoofer adapts seamlessly to your audio setup.

Installation is a breeze, courtesy of the thoughtful design elements. Grab handles simplify the process, while anchor points are included to secure the cabinet to blocks or anchors. For effortless connection to audio systems, the GSB8 is supplied with seven gel-filled wire nuts.

Unveil the realm of unmatched audio with the GSB8 In-Ground Subwoofer from JBL. Experience a symphony of design elegance and acoustic brilliance that transforms outdoor spaces into captivating sonic havens.

JBL GSB8-TN 8" In-Ground Landscape Subwoofer (Tan)

SKU: JBLGSB8TN | UPC: 691991037801
Authorized Dealer Authorized JBL Dealer
Manufacturer Warranty Authorized dealer coverage
Expert Support Pre- and post-sale assistance

$530.00

BACK 2 SCHOOL SALE | additional discount in cart
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JBL GSB8-TN 8" In-Ground Landscape Subwoofer (Tan) $530.00
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Financing Available with Shop Pay
Special Pricing Available Education • Government • Nonprofits • Corporate • Volume Orders
✓ Tax-Exempt Purchasing Available

Key Features

  • <ul>\n <li>Ultralow-profile design</li>\n <li>Built-in low-pass filter sports multiple slopes</li>\n <li>Includes a 100W subwoofer-band transformer</li>\n</ul>

Technical Details

Specifications

General
Active or Passive
Passive
Number of Included Speakers
1
Speaker Configuration
Subwoofer
Power Handling
For 2 Hours: 250 W 500 W Program 1000 W Peak For 100 Hours: 150 W 600 W Peak
Constant Voltage / Transformer Taps
70 V: 100 / 50 / 25 W or 6 Ohms Bypass 100 V: 100 / 50 W or 6 Ohms Bypass
Impedance
5.2 Ohms (Minimum) 6 Ohms (Nominal, Transformer Bypassed)
Transformer Wattage
100 W
Drivers
LF Driver
1 x 8" / 20.3 cm Polymer-Coated Polypropylene Woofer
LF Voice Coil
1.5" / 3.8 cm
Performance
Frequency Range
35 Hz to 130 Hz -10 dB
Frequency Response
43 Hz to 120 Hz ±3 dB
Maximum SPL
114 dB (Peak) 108 dB (Continuous)
Sensitivity
84 dB
Coverage Angle
360° H x 160° V
Recommended High-Pass Filter
35 Hz, 24 dB/Octave
Maximum Input Voltage
35 V
Transformer Insertion Loss
<0.5 dB
Protections
Low Impedance
Connectivity
I/O
2 x Wire Lead Speaker Input
Maximum Wire Gauge
14 AWG
Environmental
Environmental Protection
Advertised as Dust Resistant/Humidity Resistant/Moisture Resistant/Outdoor Use/Splash-Proof/Spray-Proof/Water Resistant/Weather Resistant *Manufacturer Testing: IP66 / MIL-STD-810
Physical
Color
Tan/Beige
Rotation Range
None
Construction Material
Polyethylene, Stainless Steel Grille
Dimensions
30.1 x 12.2" / 76.5 x 31 cm
Weight
20.5 lb / 9.3 kg
JBL GSB8 8 In-Ground Landscape Subwoofer Tan
JBL

JBL GSB8-TN 8" In-Ground Landscape Subwoofer (Tan)

$530.00

Brightness

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Weight without stand

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Weight with Stand

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Duty Cycle

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Dimensions

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Aspect Ratio

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Content

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Native Resolution

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Lumens (ANSI)

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N/A

Contrast Ratio

N/A

N/A

Throw Distance

N/A

N/A

Lens

N/A

N/A

Inputs

N/A

N/A

Outputs

N/A

N/A

Display Technology

N/A

N/A

Wireless Networking

N/A

N/A

Speakers

N/A

N/A

Economode

N/A

N/A

Audible Noise

N/A

N/A

Lamp Life

N/A

N/A

Short Throw

N/A

N/A

Aspect Ratio

N/A

N/A

Image Size Diagonal

N/A

N/A

Lens Shift

N/A

N/A

Data / Video Signals

N/A

N/A

Digital Keystone

N/A

N/A

Unit Weight

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Projector Methods

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Dimensions (WxDxH)

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Dimensions (WxDxH)

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Contrast Ratio

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N/A

Viewing Angle

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N/A

Response Time

N/A

N/A

Sound Output

N/A

N/A

Screen Size

N/A

N/A

Monitor Configuration

N/A

N/A

Display Orientation

N/A

N/A

WiFi

N/A

N/A

Communication Port

N/A

N/A

Refresh Rate

N/A

N/A

General

<div class="group_fDXOr6EpR9">
<table class="table_fDXOr6EpR9" data-selenium="specsItemGroupTable">
<tbody>
<tr class="pair_KqJ3Q3GPKv" data-selenium="specsItemGroupTableRow">
<td class="label_KqJ3Q3GPKv " data-selenium="specsItemGroupTableColumnLabel">Active or Passive</td>
<td class="value_KqJ3Q3GPKv " data-selenium="specsItemGroupTableColumnValue">
<div class="expandableValue_KqJ3Q3GPKv">Passive</div></td>
</tr>
<tr class="pair_KqJ3Q3GPKv" data-selenium="specsItemGroupTableRow">
<td class="label_KqJ3Q3GPKv" data-selenium="specsItemGroupTableColumnLabel">Number of Included Speakers</td>
<td class="value_KqJ3Q3GPKv" data-selenium="specsItemGroupTableColumnValue">
<div class="expandableValue_KqJ3Q3GPKv">1</div></td>
</tr>
<tr class="pair_KqJ3Q3GPKv" data-selenium="specsItemGroupTableRow">
<td class="label_KqJ3Q3GPKv" data-selenium="specsItemGroupTableColumnLabel">Speaker Configuration</td>
<td class="value_KqJ3Q3GPKv" data-selenium="specsItemGroupTableColumnValue">
<div class="expandableValue_KqJ3Q3GPKv">Subwoofer</div></td>
</tr>
<tr class="pair_KqJ3Q3GPKv" data-selenium="specsItemGroupTableRow">
<td class="label_KqJ3Q3GPKv" data-selenium="specsItemGroupTableColumnLabel">Power Handling</td>
<td class="value_KqJ3Q3GPKv" data-selenium="specsItemGroupTableColumnValue">
<div class="expandableValue_KqJ3Q3GPKv"><b>For 2 Hours:</b>
250 W
500 W Program
1000 W Peak
<b>For 100 Hours:</b>
150 W
600 W Peak</div></td>
</tr>
<tr class="pair_KqJ3Q3GPKv" data-selenium="specsItemGroupTableRow">
<td class="label_KqJ3Q3GPKv" data-selenium="specsItemGroupTableColumnLabel">Constant Voltage / Transformer Taps</td>
<td class="value_KqJ3Q3GPKv" data-selenium="specsItemGroupTableColumnValue">
<div class="expandableValue_KqJ3Q3GPKv"><b>70 V:</b>
100 / 50 / 25 W or 6 Ohms Bypass
<b>100 V:</b>
100 / 50 W or 6 Ohms Bypass</div></td>
</tr>
<tr class="pair_KqJ3Q3GPKv" data-selenium="specsItemGroupTableRow">
<td class="label_KqJ3Q3GPKv" data-selenium="specsItemGroupTableColumnLabel">Impedance</td>
<td class="value_KqJ3Q3GPKv" data-selenium="specsItemGroupTableColumnValue">
<div class="expandableValue_KqJ3Q3GPKv">5.2 Ohms (Minimum)
6 Ohms (Nominal, Transformer Bypassed)</div></td>
</tr>
<tr class="pair_KqJ3Q3GPKv" data-selenium="specsItemGroupTableRow">
<td class="label_KqJ3Q3GPKv" data-selenium="specsItemGroupTableColumnLabel">Transformer Wattage</td>
<td class="value_KqJ3Q3GPKv" data-selenium="specsItemGroupTableColumnValue">
<div class="expandableValue_KqJ3Q3GPKv">100 W</div></td>
</tr>
</tbody>
</table>
</div>
<div class="group_fDXOr6EpR9">
<div class="name_fDXOr6EpR9" data-selenium="specsItemGroupName">Drivers</div>
<table class="table_fDXOr6EpR9" data-selenium="specsItemGroupTable">
<tbody>
<tr class="pair_KqJ3Q3GPKv" data-selenium="specsItemGroupTableRow">
<td class="label_KqJ3Q3GPKv " data-selenium="specsItemGroupTableColumnLabel">LF Driver</td>
<td class="value_KqJ3Q3GPKv " data-selenium="specsItemGroupTableColumnValue">
<div class="expandableValue_KqJ3Q3GPKv"><b>1 x </b>8" / 20.3 cm Polymer-Coated Polypropylene Woofer</div></td>
</tr>
<tr class="pair_KqJ3Q3GPKv" data-selenium="specsItemGroupTableRow">
<td class="label_KqJ3Q3GPKv" data-selenium="specsItemGroupTableColumnLabel">LF Voice Coil</td>
<td class="value_KqJ3Q3GPKv" data-selenium="specsItemGroupTableColumnValue">
<div class="expandableValue_KqJ3Q3GPKv">1.5" / 3.8 cm</div></td>
</tr>
</tbody>
</table>
</div>
<div class="group_fDXOr6EpR9">
<div class="name_fDXOr6EpR9" data-selenium="specsItemGroupName">Performance</div>
<table class="table_fDXOr6EpR9" data-selenium="specsItemGroupTable">
<tbody>
<tr class="pair_KqJ3Q3GPKv" data-selenium="specsItemGroupTableRow">
<td class="label_KqJ3Q3GPKv " data-selenium="specsItemGroupTableColumnLabel">Frequency Range</td>
<td class="value_KqJ3Q3GPKv " data-selenium="specsItemGroupTableColumnValue">
<div class="expandableValue_KqJ3Q3GPKv">35 Hz to 130 Hz -10 dB</div></td>
</tr>
<tr class="pair_KqJ3Q3GPKv" data-selenium="specsItemGroupTableRow">
<td class="label_KqJ3Q3GPKv" data-selenium="specsItemGroupTableColumnLabel">Frequency Response</td>
<td class="value_KqJ3Q3GPKv" data-selenium="specsItemGroupTableColumnValue">
<div class="expandableValue_KqJ3Q3GPKv">43 Hz to 120 Hz ±3 dB</div></td>
</tr>
<tr class="pair_KqJ3Q3GPKv" data-selenium="specsItemGroupTableRow">
<td class="label_KqJ3Q3GPKv" data-selenium="specsItemGroupTableColumnLabel">Maximum SPL</td>
<td class="value_KqJ3Q3GPKv" data-selenium="specsItemGroupTableColumnValue">
<div class="expandableValue_KqJ3Q3GPKv">114 dB (Peak)
108 dB (Continuous)</div></td>
</tr>
<tr class="pair_KqJ3Q3GPKv" data-selenium="specsItemGroupTableRow">
<td class="label_KqJ3Q3GPKv" data-selenium="specsItemGroupTableColumnLabel">Sensitivity</td>
<td class="value_KqJ3Q3GPKv" data-selenium="specsItemGroupTableColumnValue">
<div class="expandableValue_KqJ3Q3GPKv">84 dB</div></td>
</tr>
<tr class="pair_KqJ3Q3GPKv" data-selenium="specsItemGroupTableRow">
<td class="label_KqJ3Q3GPKv" data-selenium="specsItemGroupTableColumnLabel">Coverage Angle</td>
<td class="value_KqJ3Q3GPKv" data-selenium="specsItemGroupTableColumnValue">
<div class="expandableValue_KqJ3Q3GPKv">360° H x 160° V</div></td>
</tr>
<tr class="pair_KqJ3Q3GPKv" data-selenium="specsItemGroupTableRow">
<td class="label_KqJ3Q3GPKv" data-selenium="specsItemGroupTableColumnLabel">Recommended High-Pass Filter</td>
<td class="value_KqJ3Q3GPKv" data-selenium="specsItemGroupTableColumnValue">
<div class="expandableValue_KqJ3Q3GPKv">35 Hz, 24 dB/Octave</div></td>
</tr>
<tr class="pair_KqJ3Q3GPKv" data-selenium="specsItemGroupTableRow">
<td class="label_KqJ3Q3GPKv" data-selenium="specsItemGroupTableColumnLabel">Maximum Input Voltage</td>
<td class="value_KqJ3Q3GPKv" data-selenium="specsItemGroupTableColumnValue">
<div class="expandableValue_KqJ3Q3GPKv">35 V</div></td>
</tr>
<tr class="pair_KqJ3Q3GPKv" data-selenium="specsItemGroupTableRow">
<td class="label_KqJ3Q3GPKv" data-selenium="specsItemGroupTableColumnLabel">Transformer Insertion Loss</td>
<td class="value_KqJ3Q3GPKv" data-selenium="specsItemGroupTableColumnValue">
<div class="expandableValue_KqJ3Q3GPKv">&lt;0.5 dB</div></td>
</tr>
<tr class="pair_KqJ3Q3GPKv" data-selenium="specsItemGroupTableRow">
<td class="label_KqJ3Q3GPKv" data-selenium="specsItemGroupTableColumnLabel">Protections</td>
<td class="value_KqJ3Q3GPKv" data-selenium="specsItemGroupTableColumnValue">
<div class="expandableValue_KqJ3Q3GPKv">Low Impedance</div></td>
</tr>
</tbody>
</table>
</div>
<div class="group_fDXOr6EpR9">
<div class="name_fDXOr6EpR9" data-selenium="specsItemGroupName">Connectivity</div>
<table class="table_fDXOr6EpR9" data-selenium="specsItemGroupTable">
<tbody>
<tr class="pair_KqJ3Q3GPKv" data-selenium="specsItemGroupTableRow">
<td class="label_KqJ3Q3GPKv " data-selenium="specsItemGroupTableColumnLabel">I/O</td>
<td class="value_KqJ3Q3GPKv " data-selenium="specsItemGroupTableColumnValue">
<div class="expandableValue_KqJ3Q3GPKv"><b>2 x </b>Wire Lead Speaker Input</div></td>
</tr>
<tr class="pair_KqJ3Q3GPKv" data-selenium="specsItemGroupTableRow">
<td class="label_KqJ3Q3GPKv" data-selenium="specsItemGroupTableColumnLabel">Maximum Wire Gauge</td>
<td class="value_KqJ3Q3GPKv" data-selenium="specsItemGroupTableColumnValue">
<div class="expandableValue_KqJ3Q3GPKv">14 AWG</div></td>
</tr>
</tbody>
</table>
</div>
<div class="group_fDXOr6EpR9">
<div class="name_fDXOr6EpR9" data-selenium="specsItemGroupName">Environmental</div>
<table class="table_fDXOr6EpR9" data-selenium="specsItemGroupTable">
<tbody>
<tr class="pair_KqJ3Q3GPKv" data-selenium="specsItemGroupTableRow">
<td class="label_KqJ3Q3GPKv " data-selenium="specsItemGroupTableColumnLabel">Environmental Protection</td>
<td class="value_KqJ3Q3GPKv " data-selenium="specsItemGroupTableColumnValue">
<div class="expandableValue_KqJ3Q3GPKv">Advertised as Dust Resistant/Humidity Resistant/Moisture Resistant/Outdoor Use/Splash-Proof/Spray-Proof/Water Resistant/Weather Resistant
*Manufacturer Testing: IP66 / MIL-STD-810</div></td>
</tr>
</tbody>
</table>
</div>
<div class="group_fDXOr6EpR9">
<div class="name_fDXOr6EpR9" data-selenium="specsItemGroupName">Physical</div>
<table class="table_fDXOr6EpR9" data-selenium="specsItemGroupTable">
<tbody>
<tr class="pair_KqJ3Q3GPKv" data-selenium="specsItemGroupTableRow">
<td class="label_KqJ3Q3GPKv " data-selenium="specsItemGroupTableColumnLabel">Color</td>
<td class="value_KqJ3Q3GPKv " data-selenium="specsItemGroupTableColumnValue">
<div class="expandableValue_KqJ3Q3GPKv">Tan/Beige</div></td>
</tr>
<tr class="pair_KqJ3Q3GPKv" data-selenium="specsItemGroupTableRow">
<td class="label_KqJ3Q3GPKv" data-selenium="specsItemGroupTableColumnLabel">Rotation Range</td>
<td class="value_KqJ3Q3GPKv" data-selenium="specsItemGroupTableColumnValue">
<div class="expandableValue_KqJ3Q3GPKv"><i>None</i></div></td>
</tr>
<tr class="pair_KqJ3Q3GPKv" data-selenium="specsItemGroupTableRow">
<td class="label_KqJ3Q3GPKv" data-selenium="specsItemGroupTableColumnLabel">Construction Material</td>
<td class="value_KqJ3Q3GPKv" data-selenium="specsItemGroupTableColumnValue">
<div class="expandableValue_KqJ3Q3GPKv">Polyethylene, Stainless Steel Grille</div></td>
</tr>
<tr class="pair_KqJ3Q3GPKv" data-selenium="specsItemGroupTableRow">
<td class="label_KqJ3Q3GPKv" data-selenium="specsItemGroupTableColumnLabel">Dimensions</td>
<td class="value_KqJ3Q3GPKv" data-selenium="specsItemGroupTableColumnValue">
<div class="expandableValue_KqJ3Q3GPKv">30.1 x 12.2" / 76.5 x 31 cm</div></td>
</tr>
<tr class="pair_KqJ3Q3GPKv" data-selenium="specsItemGroupTableRow">
<td class="label_KqJ3Q3GPKv" data-selenium="specsItemGroupTableColumnLabel">Weight</td>
<td class="value_KqJ3Q3GPKv" data-selenium="specsItemGroupTableColumnValue">
<div class="expandableValue_KqJ3Q3GPKv">20.5 lb / 9.3 kg</div></td>
</tr>
</tbody>
</table>
</div>

N/A

VESA Pattern

N/A

N/A

TAA Compliant

N/A

N/A

PDF Documents

N/A

N/A

Diagonal Size

N/A

N/A

Dimensions

N/A

N/A

Aspect Ratio

N/A

N/A

Sensor

N/A

N/A

Resolution

N/A

N/A

Signal Sysyetm

N/A

N/A

Signal To Noise Ratio

N/A

N/A

Gain

N/A

N/A

Shutter Speed Range

N/A

N/A

Exposure Control

N/A

N/A

White Balance

N/A

N/A

Image Stabilization

N/A

N/A

Image Flip

N/A

N/A

ICR

N/A

N/A

Sync

N/A

N/A

Output

N/A

N/A

Audio Input

N/A

N/A

Audio

N/A

N/A

Camera Control

N/A

N/A

Focal Length

N/A

N/A

Minimum Object Distance

N/A

N/A

Pan Angle

N/A

N/A

Tilt Angle

N/A

N/A

Pan Speed

N/A

N/A

Tilt Speed

N/A

N/A

Presets

N/A

N/A

Operating Temperature

N/A

N/A

Power

N/A

N/A

Power Consumption

N/A

N/A

Minimum Illumination

N/A

N/A

Optical Zoom

N/A

N/A

TAA Compliant

N/A
View product

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