https://acousticresearchspeakers.net Sat, 01 Aug 2026 07:58:00 +0000 en-CA hourly 1 https://wordpress.org/?v=4.1.1 https://acousticresearchspeakers.net/2025/11/must-see-show-highlights-toronto-audiofest-2025/ https://acousticresearchspeakers.net/2025/11/must-see-show-highlights-toronto-audiofest-2025/#comments Tue, 11 Nov 2025 15:24:33 +0000 https://acousticresearchspeakers.net/2025/11/must-see-show-highlights-toronto-audiofest-2025/ ]]> https://acousticresearchspeakers.net/2025/11/must-see-show-highlights-toronto-audiofest-2025/feed/ 0 https://acousticresearchspeakers.net/2025/11/newcastle-audio-show-2025-sonus-faber-mcintosh-linn-kef-pmc-u0026-more/ https://acousticresearchspeakers.net/2025/11/newcastle-audio-show-2025-sonus-faber-mcintosh-linn-kef-pmc-u0026-more/#comments Mon, 10 Nov 2025 15:21:51 +0000 https://acousticresearchspeakers.net/2025/11/newcastle-audio-show-2025-sonus-faber-mcintosh-linn-kef-pmc-u0026-more/ ]]> https://acousticresearchspeakers.net/2025/11/newcastle-audio-show-2025-sonus-faber-mcintosh-linn-kef-pmc-u0026-more/feed/ 0 https://acousticresearchspeakers.net/2025/06/the-california-audio-show-2025-pints-with-ayre/ https://acousticresearchspeakers.net/2025/06/the-california-audio-show-2025-pints-with-ayre/#comments Mon, 16 Jun 2025 23:37:34 +0000 https://acousticresearchspeakers.net/2025/06/the-california-audio-show-2025-pints-with-ayre/ ]]> https://acousticresearchspeakers.net/2025/06/the-california-audio-show-2025-pints-with-ayre/feed/ 0 https://acousticresearchspeakers.net/2021/01/ar4-acoustic-research-speakers-super-rare-everything-original-best-of-show/ https://acousticresearchspeakers.net/2021/01/ar4-acoustic-research-speakers-super-rare-everything-original-best-of-show/#comments Thu, 07 Jan 2021 05:12:24 +0000 http://acousticresearchspeakers.net/2021/01/ar4-acoustic-research-speakers-super-rare-everything-original-best-of-show/ read more »]]>













These speakers are Serial #20251 and # 20262, Rarely speakers this old come up for sale. About 40,000 units like this AR4 were manufactured before changes started with AR4X Line of improvements. Original CAPS checked out so I did not replace, With this set originality is key. Extremely Nice Looking Speaker Cabinets and Sound Quality! Close and EARLY serial numbers adds to the value of this set. This is a near perfect example of what an AR4 looked like when it left the factory. Speakers have been thoroughly tested and sound fantastic. Original AR Tweeter adjustment pots professionally serviced and now perfect again. CAPS tested and found to be to specs even makes it more desirable. Woofers were sealed with Vintage AR cloth surround sealer to ensure Acoustical Integrity of Cabinets and Speakers. Cabinets are in super nice condition, please examine pictures for acceptance of condition. Grills and badges are neat and clean. Technically this set of speakers sound great as will operate reliably long term. The item “AR4 ACOUSTIC RESEARCH SPEAKERS SUPER RARE, EVERYTHING ORIGINAL, BEST OF SHOW” is in sale since Wednesday, January 6, 2021. This item is in the category “Consumer Electronics\Vintage Electronics\Vintage Audio & Video\Vintage Speakers”. The seller is “arspeakers” and is located in North Grafton, Massachusetts. This item can be shipped to United States.

• Bundle Listing: No
• Model: AR4X VINTAGE ORIGINAL
• Modified Item: No
• Country/Region of Manufacture: United States
• Custom Bundle: No
• Non-Domestic Product: No
• Brand: Acoustic Research

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Fabulous Looking Speaker Cabinets and Sound Quality! HIGHLY Collectible in this kind of condition, CLOSE Serial Numbers. All Drivers are original and Matched. Tweeter Controls (ORIGINAL AR) were disassembled, the contacts polished, the spring tension adjusted, and an-anti corrosion silicone applied, now perfect again. Original Metal Can late production Caps tested OK. Woofers were sealed with Vintage AR cloth surround sealer to ensure Acoustical Integrity of Cabinets and Speakers. Tweeters edges are rust free, paper cones edges are in super condition. Speakers have been thoroughly tested and sound fantastic. AR4X’s in this condition will appreciate and hold their value. Cabinets are in very good condition and only a few minor scratches are visible on woofer bottom sides. Please examine pictures for acceptance of condition. ORIGINAL Grills and AR Badges are in extremely nice condition. Technically this set of speakers sound great and will operate reliably long term. “The best of the lot, the AR4X, handled these upper ranges as well as any other speaker, no matter how big or expensive, ever put through its paces in our laboratory, ” they said. And also, The smoothest response in the test, and one of the smoothest, widest-range loudspeakers ever tested by Consumer Reports. The item “AR4X ACOUSTIC RESEARCH VINTAGE SPEAKERS LATE PRODUCTION SET BEST OF SHOW” is in sale since Thursday, August 27, 2020. This item is in the category “Consumer Electronics\Vintage Electronics\Vintage Audio & Video\Vintage Speakers”. The seller is “arspeakers” and is located in North Grafton, Massachusetts. This item can be shipped to United States.

• Bundle Listing: No
• Model: AR4X Oiled Walnut
• Modified Item: No
• Country/Region of Manufacture: United States
• Custom Bundle: No
• Non-Domestic Product: No
• Brand: Acoustic Research

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Extremely Nice Looking Speaker Cabinets and Sound Quality! Matched Set of speakers and crossover components. Close serial numbers adds to the value of this set. Speakers have been thoroughly tested and sound fantastic. Original AR Tweeter adjustment pots professionally serviced and now perfect again. Tweeter edges are rust free and to specs. New Cross over CAPS installed, original where way out of tolerance. Woofers were sealed with Vintage AR cloth surround sealer to ensure Acoustical Integrity of Cabinets and Speakers. Original Grills and Badges are in excellent condition. Cabinets are in extremely nice condition, please examine pictures for acceptance of condition. There are scratches to cabinet sides and other very minor blemishes. Technically this set of speakers sound great as will operate reliably long term. “The best of the lot, the AR4X, handled these upper ranges as well as any other speaker, no matter how big or expensive, ever put through its paces in our laboratory, ” they said. And also, The smoothest response in the test, and one of the smoothest, widest-range loudspeakers ever tested by Consumer Reports. The item “AR4X ACOUSTIC RESEARCH SPEAKERS SUPER CONDITION BEST OF SHOW MATCHED SET” is in sale since Monday, July 27, 2020. This item is in the category “Consumer Electronics\Vintage Electronics\Vintage Audio & Video\Vintage Speakers”. The seller is “arspeakers” and is located in North Grafton, Massachusetts. This item can be shipped to United States.

• Bundle Listing: No
• Non-Domestic Product: No
• Model: AR4X VINTAGE ORIGINAL
• Modified Item: Yes
• Country/Region of Manufacture: United States
• Custom Bundle: No
• Modification Description: New High Grade Audio CAPS. Original AR POTS Perfect
• Brand: Acoustic Research

]]> https://acousticresearchspeakers.net/2020/07/ar4x-acoustic-research-speakers-super-condition-best-of-show-matched-set/feed/ 0 https://acousticresearchspeakers.net/2020/07/ar4x-acoustic-research-speakers-warranty-cards-super-condition-best-of-show/ https://acousticresearchspeakers.net/2020/07/ar4x-acoustic-research-speakers-warranty-cards-super-condition-best-of-show/#comments Thu, 16 Jul 2020 08:46:30 +0000 http://acousticresearchspeakers.net/2020/07/ar4x-acoustic-research-speakers-warranty-cards-super-condition-best-of-show/ read more »]]>













Extremely Nice Looking Speaker Cabinets and Sound Quality! Original owner estate find in near perfect condition found shelf mounted. Matched Set of speakers and crossover components. Close serial numbers adds to the value of this set. Speakers have been thoroughly tested and sound fantastic. Original AR Tweeter adjustment pots professionally serviced and now perfect again. Tweeter edges are rust free and to specs. New Cross over CAPS installed, original where way out of tolerance. Original Grills and Badges are in excellent condition. Cabinets are in extremely nice condition, please examine pictures for acceptance of condition. Technically this set of speakers sound great as will operate reliably long term. “The best of the lot, the AR4X, handled these upper ranges as well as any other speaker, no matter how big or expensive, ever put through its paces in our laboratory, ” they said. And also, The smoothest response in the test, and one of the smoothest, widest-range loudspeakers ever tested by Consumer Reports. The item “AR4X ACOUSTIC RESEARCH SPEAKERS WARRANTY CARDS SUPER CONDITION BEST OF SHOW” is in sale since Wednesday, July 15, 2020. This item is in the category “Consumer Electronics\Vintage Electronics\Vintage Audio & Video\Vintage Speakers”. The seller is “arspeakers” and is located in North Grafton, Massachusetts. This item can be shipped to United States.

• Bundle Listing: No
• Non-Domestic Product: No
• Model: AR4X VINTAGE ORIGINAL
• Modified Item: Yes
• Country/Region of Manufacture: United States
• Custom Bundle: No
• Modification Description: New High Grade Audio CAPS
• Brand: Acoustic Research

]]> https://acousticresearchspeakers.net/2020/07/ar4x-acoustic-research-speakers-warranty-cards-super-condition-best-of-show/feed/ 0 https://acousticresearchspeakers.net/2020/05/ar4x-acoustic-research-speakers-vintage-model-original-boxes-best-of-show/ https://acousticresearchspeakers.net/2020/05/ar4x-acoustic-research-speakers-vintage-model-original-boxes-best-of-show/#comments Sun, 03 May 2020 19:25:47 +0000 http://acousticresearchspeakers.net/2020/05/ar4x-acoustic-research-speakers-vintage-model-original-boxes-best-of-show/ read more »]]>













Fabulous Looking Speaker Cabinets and Sound Quality! HIGHLY Collectible with original AR Boxes and in great condition! All Drivers are original and Matched. Tweeter Controls (ORIGINAL AR) were disassembled, the contacts polished, the spring tension adjusted, and an-anti corrosion silicone applied, now perfect again. New MIL Grade Audio Caps installed, originals were out of tolerance. Woofers were sealed with Vintage AR cloth surround sealer to ensure Acoustical Integrity of Cabinets and Speakers. Tweeters edges are rust free, paper cones edges are in super condition. Speakers have been thoroughly tested and sound fantastic. AR4X’s in this condition will appreciate and hold their value. It is very rare to find these with original boxes! Brand new Grills Grills and Original AR Badges are in extremely nice condition. There are minor scratches on speaker bottoms, please see pictures for your review and acceptance. Technically this set of speakers sound great and will operate reliably long term. “The best of the lot, the AR4X, handled these upper ranges as well as any other speaker, no matter how big or expensive, ever put through its paces in our laboratory, ” they said. And also, The smoothest response in the test, and one of the smoothest, widest-range loudspeakers ever tested by Consumer Reports. The item “AR4X ACOUSTIC RESEARCH SPEAKERS VINTAGE MODEL ORIGINAL BOXES BEST OF SHOW” is in sale since Friday, May 1, 2020. This item is in the category “Consumer Electronics\Vintage Electronics\Vintage Audio & Video\Vintage Speakers”. The seller is “arspeakers” and is located in North Grafton, Massachusetts. This item can be shipped to United States.

• Bundle Listing: No
• Non-Domestic Product: No
• Model: AR4X Oiled Walnut
• Modified Item: Yes
• Country/Region of Manufacture: United States
• Custom Bundle: No
• Modification Description: HIGH Grade Audio Caps, Original AR POTS Restored
• Brand: Acoustic Research

]]> https://acousticresearchspeakers.net/2020/05/ar4x-acoustic-research-speakers-vintage-model-original-boxes-best-of-show/feed/ 0 https://acousticresearchspeakers.net/2020/04/ar4x-acoustic-research-speakers-super-condition-best-of-show/ https://acousticresearchspeakers.net/2020/04/ar4x-acoustic-research-speakers-super-condition-best-of-show/#comments Fri, 24 Apr 2020 03:46:40 +0000 http://acousticresearchspeakers.net/2020/04/ar4x-acoustic-research-speakers-super-condition-best-of-show/ read more »]]>













Extremely Nice Looking Speaker Cabinets and Sound Quality! These speakers are original one owner, near perfect, recent estate find. Matched Set of speakers and crossover components. Speakers have been thoroughly tested and sound fantastic. Original AR Tweeter adjustment pots professionally serviced and now perfect again. Tweeter edges are rust free and to specs. New Cross over CAPS installed, original where way out of spec. Grills and Badges are in excellent condition. Cabinets are in superb condition, please examine pictures for acceptance of condition. There are minor scratches to one of the sides, hardly noticable. Collectors item will hold their value for years to come. Technically this set of speakers sound great as will operate reliably long term. “The best of the lot, the AR4X, handled these upper ranges as well as any other speaker, no matter how big or expensive, ever put through its paces in our laboratory, ” they said. And also, The smoothest response in the test, and one of the smoothest, widest-range loudspeakers ever tested by Consumer Reports. The item “AR4X ACOUSTIC RESEARCH SPEAKERS SUPER CONDITION BEST OF SHOW” is in sale since Thursday, April 23, 2020. This item is in the category “Consumer Electronics\Vintage Electronics\Vintage Audio & Video\Vintage Speakers”. The seller is “arspeakers” and is located in North Grafton, Massachusetts. This item can be shipped to United States.

• Bundle Listing: No
• Non-Domestic Product: No
• Model: AR4X VINTAGE ORIGINAL
• Modified Item: Yes
• Country/Region of Manufacture: United States
• Custom Bundle: No
• Modification Description: New High Grade Audio CAPS
• Brand: Acoustic Research

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Extremely Nice Looking Speaker Cabinets and Sound Quality! LATE Production close serial numbers. Matched Set of speakers and crossover components. Speakers have been thoroughly tested and sound fantastic. Tweeter adjustment pots professionally serviced and now perfect again. Tweeter edges are rust free and to specs. Original Metal Can CAPS tested 22.8Uf and were not replaced to keep authenticity. Grills and Badges are in excellent condition. No stains, No tears. Cabinets are in very good condition, please examine pictures for acceptance of condition. There is a small nick front top edge and small dot on the other. Light scratches are visible if examined closely. Otherwise cabinets would be excellent. THIS IS a Late Production, Collectible set of speakers. Technically this set of speakers sound great as will operate reliably long term. “The best of the lot, the AR4X, handled these upper ranges as well as any other speaker, no matter how big or expensive, ever put through its paces in our laboratory, ” they said. And also, The smoothest response in the test, and one of the smoothest, widest-range loudspeakers ever tested by Consumer Reports. The item “AR4X ACOUSTIC RESEARCH SPEAKERS LATE PRODUCTION SUPER CONDITION BEST OF SHOW” is in sale since Sunday, March 1, 2020. This item is in the category “Consumer Electronics\Vintage Electronics\Vintage Audio & Video\Vintage Speakers”. The seller is “arspeakers” and is located in North Grafton, Massachusetts. This item can be shipped to United States.

• Bundle Listing: No
• Non-Domestic Product: No
• Model: AR4X VINTAGE ORIGINAL
• Modified Item: No
• Country/Region of Manufacture: United States
• Custom Bundle: No
• Brand: Acoustic Research

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