Sunfire Complete Guide to the HRS-8 Manual and Specifications

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Specifications

Amplifier Output

1,000 watts rms

High Cut Filter

30 Hz - 100 Hz adjustable. The crossover can be bypassed by rotating the crossover frequency control fully clockwise.

Frequency Response

HRS-8 22 Hz - 100 Hz

HRS-10 20 Hz - 100 Hz

HRS-12 18 Hz - 100 Hz

Power Line Voltage

120 VAC 50/60 Hz version

230 VAC 50/60 Hz version

Dimensions

HRS-8 10.0" (254 mm) cubed HRS-10 11.5" (292.1 mm) cubed HRS-12 13.5" (343 mm) cubed

Weight

HRS-8 28 lbs (12.7 kg)

HRS-10 34 lbs (15.4 kg)

HRS-12 38 llbs (17.2 kg)

Finish

High-gloss black cabinet, black anod- ized amp plate, black fabric grill.

Line power consumption:

600 watts average, at maximum continu- ous output, 18 to 100 Hz.

2,000 watts peak, time limited basis.

Output levels:

Peak SPL (including room gain):

HRS-8

102 dB

HRS-10

105 dB

HRS-12

108 dB

Input sensitivity for full output:

240 mVrms from left input with volume control at 0 dB, 90 mVrms with volume control fully clockwise.

0.48Vrms from right input with volume control at 0 dB, 180 mVrms with volume control fully clockwise.

Input impedance:

30 KΩ for Line-Level inputs

5.6 KΩ for speaker or Hi-Level inputs

Drivers:

HRS-8 8" (203.2 mm)

HRS-10 10" (254 mm)

HRS-12 12" (304.8 mm)

Extra-large magnet and long throw mechanical design yields very high back-emf. The result is extraordinarily high operating efficiency – that is, more acoustic output for each watt of input.

Internal system gain:

42 dB from left input jack to subwoofer with volume control at 0dB.

54 dB with control fully clockwise.

36 dB from right input jack to subwoofer with volume control at 0dB,

48 dB with control fully clockwise.

© 2007 Sunfire Corporation.

All rights reserved. Sunfire Corporation reserves the right to improve its products at any time. Therefore, specifications are subject to change without notice.

Manual 913-140-00 Rev B

16 User's Manual

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Contents Subwoofer Important Safety Instructions Contents Unpacking Introduction FeaturesCare Overview DriverTracking Downconverter Amplifier Sub/LFEControl Panel Features Phase VolumeLine-Level Inputs Crossover Frequency High-Pass OutputsInstallation AC Power ConsiderationsHeat Magnetic FieldsConnections Speaker-level connectionsUsing two Subwoofers LocationSystem Configurations Connections to a preamplifier’s subwoofer outputConnections using Y cables Using the line-level high-pass outputs Main OutputsUsing the speaker-level inputs Subwoofer’s two negative posts are joined internally comAdjusting the controls Record your favorite settings hereSpecifications Not enough bass TroubleshootingNot enough bass in a 5.1 system No auto turn off HumNo auto turn on Limited Warranty Service AssistanceHigh Resolution Series Subwoofer

HRS-12, HRS-10, HRS-8 specifications

The Sunfire HRS series offers a range of high-performance subwoofers that cater to audiophiles and home theater enthusiasts alike. Among the notable models in this series are the HRS-12, HRS-10, and HRS-8, each delivering exceptional sound quality and powerful bass response.

The HRS-12 is the flagship model, featuring a 12-inch driver and a powerful 2000-watt peak amplifier. It utilizes Sunfire's patented High Pressure Drive technology, which allows for a remarkable output-to-size ratio. This means that despite its compact design, the HRS-12 can reproduce deep, driving bass that fills any room. The subwoofer also incorporates a unique dual opposing driver configuration, which minimizes distortion and enhances sound clarity by canceling out unwanted vibrations.

Next in the lineup, the HRS-10 features a slightly smaller 10-inch driver, but it still maintains impressive performance. With a 1200-watt peak amplifier, the HRS-10 is capable of producing rich, deep bass that complements movie action sequences or music performances. This model also benefits from the same High Pressure Drive technology, ensuring that users experience minimal distortion, even at high volume levels.

The HRS-8, with its 8-inch driver, is designed for those who desire quality sound in a more compact form factor. Despite its smaller size, this subwoofer is powered by a 600-watt peak amplifier and delivers surprisingly deep bass. Ideal for smaller rooms or setups that need discreet audio solutions, the HRS-8 still excels in performance, making it a favorite for apartment dwellers or those with limited space.

All models in the Sunfire HRS series incorporate advanced features such as adjustable phase control, variable crossover frequencies, and a front-firing design that allows for flexible placement options. This means users can fine-tune their listening experience according to their room's acoustics and personal preferences.

In summary, the Sunfire HRS-12, HRS-10, and HRS-8 subwoofers exemplify the brand’s commitment to delivering powerful, high-quality bass in a variety of formats to suit different needs. Whether in a home theater setup or a music listening environment, these subwoofers ensure a deep and immersive experience, making them standout choices in the marketplace. Their combination of advanced technology, thoughtful design, and exceptional performance solidifies their reputation among audio enthusiasts.