Sherwood SWH-672 Subwoofer System Review
Sherwood SWH-672 Subwoofer System Feature
- 8" long excusion driver
- Head rubbed piano-black trim panel
- 150 Watt RMS subwoofer amplifier
- Frequency Response : 27 to 400 Hz
Sherwood SWH-672 Subwoofer System Review
Infinity Basslink 200-Watt, Dual 10" Powered Subwoofer System (Black) Review
Everything you need for great bass in your car, with no hassle. Click to enlarge. |
Remote level control included. |
Mount BassLink vertically or horizontally. Click to enlarge. |
Designed to deliver low frequencies in virtually any car audio system, BassLink truly has universal appeal. Small in size but big in output, BassLink requires a mere .75 cubic feet of trunk space yet produces enough bass to wake up the neighborhood.
BassLink consists of a 10-inch subwoofer, 10-inch passive radiator and a 200-watt Class D amplifier housed in a rigid polymer enclosure, all carefully engineered to work together as a unique, integrated system. The extremely versatile BassLink accepts both speaker- and line-level inputs, and it provides an internal low-pass filter, proprietary signal processing and abundant amplification.
The BassLink system features a servo-control circuit that continually monitors the voice coil's position in the magnetic gap and prevents the distortion that occurs when a conventional woofer is overdriven. By integrating cone-excursion information with the instantaneous demands of the music, BassLink can extract loud and deep bass from an enclosure smaller than any before.
BassLink includes a fixed, 2nd-order, high-pass filter that eliminates the possibility of over-excursion below Fb, the resonant (tuned) frequency of the vented box. This allows the excursion-monitoring circuit to focus on the excursion at the more meaningful frequencies at and above Fb. The result is a significant increase in bass output.
User-adjustable controls allow listeners to set the system's response to achieve optimum performance based on the vehicle's cabin gain or transfer function. These controls include: a 0- or 180-degree phase switch; a continuously variable electronic low-pass filter that is adjustable between 70 and 100Hz; variable input sensitivity; and Bass EQ that provides for adjustments between +3 and -6dB. BassLink's frequency response in a typical vehicle is 20 to 100Hz (+/-3dB), but this varies according to the vehicle and user adjustments. At maximum gain, the system can accept inputs as low as 250mV.
BassLink can accept up to four channels of input--to provide nonfading bass--either from line-level signals through four RCA jacks or from high-level signals through a pair of Molex connectors, allowing BassLink to be easily connected to OEM systems. If using the speaker-level inputs, an audio-sense circuit will turn on the amplifier whenever a signal is present. If the RCAs are used, a 12-volt, remote-turn-on lead is required. The system has barrier strip connections for power, ground and remote turn-on.
What's in the Box
Infinity Basslink 200-Watt Powered Subwoofer System (Black), Bass level control, Wiring harnesses, Mounting feet, Mounting bolts, Instructions
Pyramid BNPS102 10-Inch 1000-Watt Dual-Bandpass System with Neon Accent Lighting Review
The BNPS102 from Pyramid Car Audio features two 10-inch woofers in a custom-built band-pass box. This drop-in system is designed to create some serious bass, with a monster 1,000 watts of power handling and its bandpass design. As an added bonus, the built-in neon accent lighting gives it an attractive custom look.
Two 10-inch woofers in a custom-built bandpass box. |
Built-in neon accent lighting for some visual appeal. |
View dimension diagram. |
High-Powered Subs
The BNPS102 comes loaded with two 10-inch high-powered Pyramid subwoofers. They feature a silver polypropylene cone for rigidity with good internal damping, to deliver more accurate and well-rounded low-end. Polypropylene is also known for its weather resistance, which is ideal for the temperature extremes common to automobile applications.
A specially treated rubber surround is also ready for a beating, and the 2-inch aluminum voice coil can handle high temperatures, for all-around performance no matter how hard you're hitting it.
Bandpass Design
Bandpass enclosures give you the best of both worlds. In this case, the two 10-inch subs are mounted inside a sealed chamber, which then deliver sound to the ported chamber through four specially tuned ports and into your vehicle. The result is a narrow frequency range with tons of volume, without sacrificing efficiency.
A Little Flash . . .
Sound may be everything, but a little bit of visual appeal never hurts. The BNPS102 features a plexiglass front window and built-in neon accent lighting with that in mind.
Two-Year Limited Warranty
Get some added peace of mind with your purchase thanks to Pyramid's two-year warranty.
Enclosure type: | Bandpass |
Ports: | 4 tuned |
Peak power: | 1,000 watts |
Frequency response: | 35 Hz to 1 kHz |
Dimensions: | 14 x 28.5 x 13 inches (D x W x H) |
Pyramid BNPS102 enclosure and user's manual.
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PYLE PLW10BL 10-Inch 600 Watt Subwoofer Review
Get the blues. Click to enlarge. |
70 oz. magnet structure. |
Electro-plated cone with butyl rubber surround. |
The PLW10BL features a blue CD wave electro-plated cone that looks great and sounds great. The butyl rubber surround lets you get the most out of your speaker, and will hold up to all the stresses of the auto environment (sunlight, extreme temperatures, etc.).
The 1.5-inch Katpon voice coil is well-suited for high-temperatures, and the vented pole piece helps dissipate heat, to achieve more efficient operation.
Feeling Blue?
In addition to the blue cone, the PLW10BL features a blue steel basket, for an extra splash of color.
PLW10BL Specs
What's in the Box
Pyle PLW10BL 10-Inch 600 Watt Subwoofer, User's Manual, Mounting Hardware
Pyle’s Blue Label series speakers don’t just sound great – they look great, too. Feast your eyes upon the azure curves of Pyle’s Blue Label series and you’ll agree. This 10”, 600-watt subwoofer will give your sound system that extra kick you’re looking for. The blue CD wave electro-plated cone reproduces the low-end accurately for punchy, powerful bass. The wide butyl rubber surround with bumped vented pole piece keep your speaker secure and distortion-free. It’s all powered by a 70 oz. magnet structure with 1.5” high-temperature Kapton voice coil. Pyle’s Blue Label has premium bass at a great price.
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Polk Audio Monitor Series PSW10 10-Inch Powered Subwoofer (Single, Cherry) Review
Give your movies and music the rich, powerful audio they deserve with the Polk Audio PSW10 powered subwoofer. Hailing from Polk's reborn Monitor series--which ushered in the modern loudspeaker era in the mid-1970s--the sub combines quality construction with high-end performance, all for a price that won't break the bank. The PSW10 is equipped with a 10-inch polymer-composite cone driver that creates tight, musical bass, along with state-of-the-art laser-based Klippel measurement technology to perfectly center the voice coil within the magnetic field. The Klippel technology improves the linearity of the frequencies to ensure a deep, precise sound for everything from action-movie explosions to cello musical passages.
Adding to the quality is the non-resonant medium-density fiberboard (MDF) enclosure, the 0.75-inch baffles, and the internal bracing, all of which contribute to the sub's superior detail, accuracy, and musicality. Meanwhile, the PSW10's built-in high-current amplifier (50 watts RMS, 100 watts dynamic) supplies all the power you need for big bass, while the adjustable low-pass crossover, phase switch, and volume control make it easy to blend your sub's output with your front and rear speakers. The sub even includes automatic signal-sensing circuitry, meaning it knows when to turn itself on and off.
Though the PSW10 will work with any speakers, the sub specifically designed to complement the clean, stylish look and robust sounds of Polk's entire Monitor speaker line. The cherry oak finish is particularly compelling, with a style that fits seamlessly with most modern furnishings.
Connectivity stems from the line- and speaker-level inputs, along with the unfiltered LFE input. The combined options make it easy to connect the PSW10 with any receiver or amplifier. And movie fans will delight in the magnetic shielding, which protects nearby TVs and video monitors from video distortion. Measuring 14 by 14.38 by 16.12 inches (WxHxD) and backed by a five-year warranty on the speaker and a three-year warranty on the internal amp, the PSW10 makes a great introduction to powerful home theater sound.
PSW10 subwoofer, removable grille, registration card, user's manual.