Boston a225




















Sorry, the call-back feature is currently unavailable. Compare all. ELAC Debut 2. Read more from Crutchfield writer, Kristen S. Boston Acoustics A C - Front. Go back See more. Discontinued item. Item ACB. Toggle Your vehicle. Toggle Parts you'll need. Toggle Your car stereo. Radio: Please confirm that this adapter will work with the stereo you intend to use. Find what Fits your vehicle Remove. Please Select Make. Checking fit Toggle Your speaker location.

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Kristen is a former copywriter for Crutchfield. She also wrote a number articles and blog posts for the Crutchfield Know Zone. Featured review This speaker was easy to hook up. See all 2 reviews. See all reasons. Boston Acoustics A C reviews Average review:. Thanks for submitting your review Most reviews are processed and published within 5 business days. You will receive a confirmation email once your review has been published. Review the Boston Acoustics A C Thanks for taking the time to share your experiences with other customers.

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Pros: Cons:. Have questions for. Crutchfield response. More details on the Boston Acoustics A C. Researched by Crutchfield's Stacey B. Enclosure Design Bass Reflex Enclosure: The Boston Acoustics A-Series center-channel loudspeaker A C features a bass reflex enclosure with a rear-firing acoustically tuned port for improved low frequency response and efficiency.

Connections Binding Posts: Gold-plated binding posts provide hook-up flexibility and the purest signal transfer. The Boston Acoustics A C replaces these items.

Boston Acoustics RS C. Center channel speaker Reflection Series. Audition speakers before you buy. Virtual Audio technology allows you to compare sonic characteristics between speakers so you can make a more informed shopping decision. SpeakerCompare simulates the sound of home and car speakers through your headphones. It lets you compare sonic characteristics between speakers so that you can make a more informed shopping decision. Learn how SpeakerCompare works. Select your headphone brand Brand.

Select your headphone model Model. Don't see your headphones? Rent our Listening Kit. The top is covered with the black leather textured hardboard material with piano black side panels.

The center channel blends in and looks like it belongs without much strife. The rather small cabinet is constructed out of medium density fiberboard and has adequate material thickness on all panels for a solid feeling center channel at The cabinet is ported with a tuning frequency of approximately 65Hz. The AC is the standard center channel configuration with a tweeter between two mid-woofer drivers aka.

In this case, the tweeter is slightly offset favoring the top of the cabinet. The drivers feature deep channel design technology providing the drivers more travel space before bottoming out. The woofers have a black dust cap that looks like a phase-plug but are glued to the cone material. The center channel crossover frequency is 2. The AC features good quality 5-way binding posts in a standard terminal cup. If you plan on using a banana plug, use a small flathead screwdriver to remove the black and red plug inserts in the 5-way binding posts.

The AC arrived in perfect condition boxed and enveloped in thick Styrofoam. Just to get a feel for how this center channel performs and to break it in a little, I set it up in my office atop an ATI AT amplifier and connected it to the amplifier. I played the center channel monaural in the background while I was working on another project for almost a full workday.

I am not relating this quality to my perception of overall sound quality. However, as is the case with the Boston Acoustics A floorstanding speakers the AC excels as a speaker with very low listening fatigue. For the listening tests in this review, I moved the AC into my main listening rig. The Boston Acoustics A floorstanding loudspeakers were reviewed at the same time and used as the left and right channels.

The amplifier was connected directly to the venerable Oppo BDP source using unbalanced connections. The volume control in the BDP was used for all listening tests. Prior to listening tests, each channel except the sub was level matched to within 1dB A-weighted from the listening position using pink noise and a calibrated SPL meter.

For level matching the subwoofer, pink noise was compared between the As and subwoofer using 63Hz octave weighting on the SPL meter with the As run full range. All listening tests were run full-range on all channels for music and with a 60Hz high-pass filter for movies. The polar response graph shows how a loudspeaker performs at various angles.

The polar response graph above is generated by measuring a loudspeaker at 7. This polar response graph is indicative of a M-T-M configuration. The majority of the energy is in the 0 to 15 degrees of axis listening angles. If listening at extreme angles the response of the center channel will have significant notches. This configuration may be advantageous because the room interactions and interference pattern with left and right channels are reduced due to the reduced acoustic energy off-axis.

The impedance of the AC dips slightly below 6. This should not pose any problem for most amplifiers on the market. The impedance graph above indicates the port tuning frequency is at approximately 65Hz.

The harmonic distortion graph is generated using a stepped sinusoidal sweep excitation signal calibrated to reach 90db at 2 meters. This is a loud signal for a small center channel and the harmonic distortion graph shows that the AC disagrees with playing much below 50Hz. The sweep indicates distortion peaks at Hz and at approximately Hz. These were not offensive or even detectable during listening tests. The cumulative spectral decay shows how sound at various frequencies dies out as a function of time.

It is important to note that the left most ridge is not valid and is a product of the measurement technique. As a rule of thumb, values below 1. Increasing group delay in the low frequencies is not as objectionable as it is in the mid to high frequency ranges.

The group delay of the AC is perfectly acceptable. The Boston Acoustics AC center channel is built using high quality parts and provides substantial sound from a small package.

With proper setup the AC does a great job reproducing dialogue and multi-channel music alike.



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