
AR-9LSI Comparison
| photo | price | summary | rating |
|---|---|---|---|
![]() | $12.00 | Condition is New, Acoustic Research 1210003, 1210079, AR-9LS Speaker Foam - AR11-Bulk-08, shipping cost = $4.99 | ![]() |
![]() | $12.00 | Condition is New, Acoustic Research 200003, AR9LS, 9LSI Speaker Foam - AR11-Bulk-10, shipping cost = $4.99 | ![]() |
![]() | $15.99 | Top Pick! Condition is New, Aft 0.75" Silk Diaphragm For Acoustic Research MGC-1 AR-9Lsi AR-98Lsi Tweeter 4 , shipping cost = $6.99 | 98.8% |
![]() | $15.99 | Top Pick! Condition is New, Aft 0.75" Silk Diaphragm For Acoustic Research AR-98Ls, AR-78Ls, AR-9Ls Tweeter, shipping cost = $6.99 | 98.8% |
![]() | $18.85 | Top Pick! Condition is New, Acoustic Research 1210003, 1210079, AR-9LS Speaker Foam Repair Kit - 2AR11-08, shipping cost = $5.99 | ![]() |
![]() | $18.85 | Condition is New, Acoustic Research 200003, AR9LS, 9LSI Speaker Foam Repair Kit - 2AR11-10, shipping cost = $5.99 | ![]() |
![]() | $18.99 | Condition is New, Aft Speaker Foam Surrounds For Acoustic Research AR9, AR9LS, AR 9LSI Woofer Edge, shipping cost = $6.99 | 98.8% |
![]() | $26.10 | Top Pick! Condition is New, AR 9 AR9 AR 9LS AR9LS AR 9LSI Acoustic Research woofer repair kit # FSK-11AR, FREE SHIPPING | ![]() |
![]() | $37.00 | Condition is New, Acoustic Research AR-9LS Speaker Woofer Replacement New Driver Free Shipping, FREE SHIPPING | 99.8% |
![]() | $37.00 | Condition is New, 10" Acoustic Research AR9LS AR92 Replacement Bass Woofer Speaker AR 4ohm Driver, FREE SHIPPING | 99.4% |
![]() | $58.50 | Top Pick! Condition is New, Acoustic Research AR9LS AR9LSi Woofer and Midrange Speaker Repair Kit FSK-AR9LSC, FREE SHIPPING | ![]() |
![]() | $58.50 | Condition is New, Acoustic Research AR9LS AR9LSi COMPLETE System Speaker Repair Kit FSK-AR9LSC, FREE SHIPPING | ![]() |
![]() | $71.95 | Condition is New, Acoustic Research AR9LSI Complete Speaker Repair Foam Kit w/ Shims & Dust Caps!, FREE SHIPPING | 99.9% |
| photo | price | summary | rating |
|---|---|---|---|
![]() | $26.10 | Top Pick! Condition is Unspecified, AR 9 AR9 AR 9LS AR9LS AR 9LSI Acoustic Research woofer repair kit # FSK-11AR, FREE SHIPPING | ![]() |
![]() | $62.56 | Condition is Unspecified, ACOUSTIC RESEARCH AR 9LS & 9LSi SPEAKER REPAIR KT-MADE IN USA 15% OFF SHIPPING*, shipping cost = $33.61 | 99.3% |
| photo | price | summary | rating |
|---|---|---|---|
![]() | $87.00 | Condition is Used, VINTAGE ACOUSTIC RESEARCH AR-9LS, 10 INCH WOOFER, shipping cost = $16.95 | 100.0% |
![]() | $80.00 | Condition is Used, AR Acoustic Research 8" woofer 2100450B, refoamed, used in AR28, AR9LS, AR98 etc, shipping cost = $90.82 | 100.0% |
![]() | $900.00 | Condition is Used, acoustic research ar9ls ar 9lsi speakers in, shipping cost = $ | 100.0% |
| photo | price | summary | rating |
|---|---|---|---|
![]() | $29.97 | Condition is Good, AR Acoustic Research Model AR9LS AR98LS Speaker Dealer Brochure *Original*, shipping cost = $4.97 | 99.9% |



The Acoustic Research AR-9LSI Service Tweeter AR-9LS is a high-performance component designed for audiophiles and professional audio engineers seeking superior sound quality. This tweeter is a direct replacement for the original AR-9LSI, offering improved sonic performance and durability.
The AR-9LSI Service Tweeter features a 1-inch (25mm) aluminum dome diaphragm with a neodymium magnet structure, ensuring rapid and precise motion for detailed high-frequency response. The tweeter's aluminum dome is lightweight and rigid, reducing distortion and delivering a smooth, natural sound. The neodymium magnet provides ample power and stability, ensuring consistent performance even at high volume levels.
The AR-9LSI Service Tweeter also boasts a unique large-gap design, which allows for increased power handling and reduced thermal compression. This design ensures that the tweeter can maintain its performance even under heavy use, making it ideal for professional studio monitors and high-end home audio systems.
The tweeter's frequency response ranges from 2.5kHz to 20kHz ( /- 3dB), providing crystal-clear highs and a balanced overall sound. The AR-9LSI Service Tweeter is also easy to install, with a 1-inch (25mm) mounting diameter and a 0.75-inch (19mm) terminal screw spacing.
In summary, the Acoustic Research AR-9LSI Service Tweeter AR-9LS is a high-end tweeter designed for audiophiles and professionals seeking superior sound quality. Its lightweight aluminum dome, neodymium magnet structure, and large-gap design ensure quick, precise motion, high power handling, and reduced thermal compression. With its crystal-clear highs and balanced overall sound, the AR-9LSI Service Tweeter is a top-tier choice for any high-end audio system.
Pros of Buying AR-9LSI Service Tweeter AR-9LS:1. High-Quality Sound: The AR-9LSI Service Tweeter is known for its superb sound quality. It delivers clear, detailed high frequencies that enhance the overall sound of your audio system.
2. Durable Construction: The tweeter is built with high-quality materials, ensuring durability and long-lasting performance. The aluminum dome is lightweight and stiff, reducing distortion and providing accurate frequency response.
3. Versatile Application: The AR-9LSI Service Tweeter is compatible with various speaker systems and can be used in home theaters, studio monitors, and high-end audio systems.
4. Easy Installation: The tweeter comes with a mounting bracket, making installation a straightforward process.
Cons of Buying AR-9LSI Service Tweeter AR-9LS:1. High Cost: The AR-9LSI Service Tweeter is a premium product and comes at a higher price point compared to other tweeters in the market.
2. Requires Matching Components: To get the best performance from the AR-9LSI Service Tweeter, it needs to be paired with compatible speakers and crossovers. This might add to the overall cost of your audio system.
3. Limited Availability: Due to its high-end nature, the AR-9LSI Service Tweeter may not be as widely available as other tweeter models.
In conclusion, the AR-9LSI Service Tweeter AR-9LS is an excellent choice for audiophiles and sound enthusiasts who value high-quality sound and durability. Its versatile application and easy installation make it a great addition to various audio systems. However, its high cost and the need for compatible components might not be suitable for everyone. If you're willing to invest in premium audio quality, the AR-9LSI Service Tweeter is a recommended choice. If you're looking for a more budget-friendly option, consider exploring other tweeter models that cater to your audio needs.
Details:
The tweeter is mounted on an adhesive backing and the small wires solder to original terminals.
specifications vintaspeaker:
- brand: Acoustic Research
- mpn: Ar-9lsi
- model: Ar-9ls, Ar-9lsi
- part type: Tweeter
- modification description: All New Ar-3a Parts.
- country/region of manufacture: United States
- modified item: Yes
returns vintaspeaker:
- method: money back
- paid by: buyer
- time: 30 days
- policy: returns accepted
general vintaspeaker:
- category: Electronics > Audio Video > Vintage Speakers
shipping vintaspeaker:
- class: standard
- type: calculated
- service: usps ground advantage
- transit: 3-8 days
- carrier: usps
seller vintaspeaker:
- rating: 99.7%
- # reviews: 10255
- city: albany, new york
payments vintaspeaker:
- wallet: paypal
- credit card: discover
offer vintaspeaker:
- prices: $12.00–$900.00
- item condition:
- New
- Unspecified
- Used
- Good
- sold #: 31
- options: ship-to-home
- started: april 24, 2024
- availability: in stock
- in stock #: 5
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