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Yamaha HS8S 8" Powered Subwoofer

BH #YAHS8S • MFR #HS8S
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Yamaha HS8S 8" Powered Subwoofer
Key Features
  • 150W Total Output
  • 8" Cone Woofer
  • 2x XLR Input
  • 2x 1/4" TRS Input
The HS8S 8" Powered Subwoofer from Yamaha features an eight-inch cone woofer that is capable of up to 150W of output. It can reproduce frequencies down to 22Hz and features variable low and high cut filters between 80 and 120Hz. You can connect to the HS8S through its stereo XLR or 1/4" TRS inputs. It also has stereo XLR extension sub outputs.
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Yamaha HS8S Overview

The HS8S 8" Powered Subwoofer from Yamaha features an eight-inch cone woofer that is capable of up to 150W of output. It can reproduce frequencies down to 22Hz and features variable low and high cut filters between 80 and 120Hz. You can connect to the HS8S through its stereo XLR or 1/4" TRS inputs. It also has stereo XLR extension sub outputs.

Low Resonance Enclosure Design
HS Series cabinets are designed to eliminate unwanted resonance and increase the accuracy of sound reproduction to their extreme limit. The enclosures are constructed from a dense MDF with a damped acoustic response. HS Series engineers also employed a traditional three-way mitered-joint technique. Common to architectural design, this construction firmly anchors the corners of the enclosure to improve durability and eliminate unwanted resonance that can influence overall sound
Noise Reduction Technology
Speaker port design can greatly influence the clarity of overall sound. Often a vortex at the either end of the port can generate air vibrations inside of the port, causing unwanted noise. By adopting a noise reduction technology that incorporates an analysis of a visual representation of the sound, Yamaha's engineers are able to control and reduce the vortex. Through this analysis Yamaha has arrived at a port design that reduces noise up to 6dB
Controls and Connectivity
The HIGH CUT control sets the cutoff frequency of subwoofer output high-frequency attenuation from 80Hz to 120Hz, while PHASE switch adjusts the phase of the subwoofer output. The LOW CUT switch and LOW CUT controls enables attenuation of low frequencies for output between 80Hz and 120Hz. The HS8S subwoofer is equipped with XLR and TRS phone jack inputs and for outputs XLR for L and R and EXT SUB out
UPC: 086792974743

Yamaha HS8S Specs

System Type
Powered Subwoofer
Frequency Response
22 to 150 Hz
Transducer
1x 8" (203 mm) Cone
Output Power
150W
Input Sensitivity
-10 dBu
Impedance
Input: 10 kΩ
Output: 600 Ω
Inputs
2x Balanced XLR3-31 Type
2x Balanced 1/4" (6.35 mm) TRS
Controls
Level control
Phase Switch: Normal/Reverse.
High Cut Control: 80 to 120 Hz, center click
Low Cut Control: 80 to 120 Hz, center click
Low Cut Switch: ON/OFF
Indicators
1x Power ON, White LED
Dimensions
11.8 x 13.8 x 15.3"
Packaging Info
Package Weight
33.9 lb
Box Dimensions (LxWxH)
18.9 x 18.1 x 16.2"

Yamaha HS8S Reviews

Great complement for my HS8

By Vladyslav
Rated 5 out of 5
Date: 2026-04-24

Great sub. I would love to see the power off switch in the front though, because while my monitors are easily accessible, the sub sits on floor behind my keyboard, and turning it on/off is a bit of adventure.

Great sounding sub!

By Jeffrey
Rated 5 out of 5
Date: 2023-12-05

Sounds great and doesn't take up a lot of space.

See any errors on this page?

question

Does the high cut knob act as a crossover? Will the frequencies above the set high cut pass through the HS8S's outputs to go to studio monitors?
Asked by: Dave G.
On the HS8 subwoofer, the high cut control sets the highest frequency output from the sub. The Low Cut control will act as the crossover to the monitor speakers and attenuate the low frequencies before outputting to the connected monitors. This can be bypassed or engaged with the on off switch.
Answered by: Jeff P.
Date published: 2026-01-06

question

Can you turn the sub's volume down and still hear your monitors when connected? Essentially can you bypass the sub when powered on, for just the monitors?
Asked by: Anonymous
Your stereo pair will operate independently of the sub and will not be affected by its volume level. The sub may be bypassed completely as well.
Answered by: Mark S.
Date published: 2018-08-28

question

Can this be used with HS80M monitors? I've noticed that this subwoofer has a very different frequency response curve to the now discontinued HS10W subwoofer that was designed for the HS80M monitors.
Asked by: Anonymous
Contacted Yamaha and they assure me that it can be used with HS80M monitors. Frequency response is different as the HS8S can go as low as 22hz (HS10W was 30hz). You just need to adjust the cross over frequency until it best complements the HS80M monitors.
Answered by: Elizabeth P.
Date published: 2026-01-06
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