Audio research d90 for sale. It was part of McIntosh Group until 2020 when it was sold to former employees. 479 South Broad Street. As most know, Topping stopped making these (and switched over to ESS chip) when the AKM factory stopped producing chips. #6. Serial number 27089006 . Asking Price: CAD $ 2000. Johnson revamped the vacuum-tube design over forty years ago, the company has been at the forefront of audio innovation. 00: MN Mar 19, 2022: 26 : FOR SALE: Audio Research amps pr of REF 110's single REF 250SE Mono audio research HIGH 3900 ANNAPOLIS LANE NORTH / PLYMOUTH, MINNESOTA 55447-5447 / PHONE: 763-577-9700 FAX 763-577-0323 D-90 OWNERIS MANUAL SCHEMATICS AND PARTS LIST Schematic 2-24-81 Schematic 2-15-81. May 21, 2024 · Listed. za ZAR 28,500 Apr 22, 2022. Classic Used CD Player In Good Cosmetic & Working Condition Please Feel Free to Call Take 5 Audio Directly At (203) 777-1750 With Any Questions. Listed. Dec 5, 2023 · Trafomatic Audio Elysium. This unit has been serviced by our technicians before listing for sale with new cap-kit, Complete New tube-Kit deoxidize all the buttons and switches, cleaned from the inside out, and tested carefully. This is a 120 volt version. Forum The conversation begins and ends here. D-90B (1981) When designing a high performance power amplifier, the engineer is faced with four primary criteria; 1) audio quality, 2) construction quality, 3) power and 4) cost. Total harmonic distortion: 0. 2. Price is firm. Blu-Ray movies FOR SALE: SR Orange Fuse, Small Slo Blo 1. Solid State Amplifiers. 00: OH Mar 29, 2023: 7 : FOR SALE: Audio Research Ref 160S Stereo Reference Power Amplifier - Excellent: Tube Amplifiers: $13500. Info: Audio Research D-79 The Legend! Asking Price: USD $ 5395. I’ve searched the net, and the only ones that I could find were for a D90 which is considerably different, than the D90-B. Along with many other differences, the “B” model uses 6L6 Sep 7, 2021 · As far as tube amps are concerned, the D-115 offers a balanced and smooth sound with a slight emphasis on vocals which it plays in a lush and full manner. $4,250. 5 out of 10, there is no damage on the Audio Research SP11 MKII Tube Preamplifier Made in USA Audiophile Dream. FOR SALE: Audio Research D-76 (with extra output tubes, Cardas / Apex Cables and Tara Labs adaptors) Tube Amplifiers: $2800. RARE_AUDIO RESEARCH D-52 Original Sales Brochure $15 Dec 19, 2021. 5 inch / 483 x 178 x 419 mm; Notes; Tube Audio Research CD-2. 62. Downloads. Find many great new & used options and get the best deals for Audio Research Arc D125 High Definition Stereo Tube Amp at the best online prices at eBay! Free shipping for many products! Sep 30, 2014 · FOR SALE: Audio Research Classic 60 w/new power tubes -- Local Pickup Only: Tube Amplifiers: $1900. $425. Find deals on new and used equipment today. Input sensitivity: 1. High definition is the primary goal of all Audio Research products. 1. Used Acoustic Research Ar 90 for sale on 300+ second hand hifi sites & shops. Repeat for the second channel. Introduced 1976. hide. Time Left: Listing Sold. 1800. It comes with owners manual all original tubes with 811 hours on it. 00: ON Oct 03, 2021: 2 : FOR SALE: Audio Research D79 original: Tube Amplifiers: $6600. Copper Tweeter, Cont; FOR SALE: Stage III Concepts - Gorgon / Statement Level [ XLR ] Interconnects [ 2. 00: IL Mar 20, 2022: 25 : FOR SALE: Audio Research Reference 150 SE - totally like new - only 355 hours - perfect condition in every w: Tube Amplifiers: $9500. Audio Research DSi200 Stereo Integrated Amplifier The Music Room $2,305 8% Mar 15, 2024. The D90 is a great amp. 99 New. 6 Amp AUDIO RESEARCH D90 Tube Amplifier price reduced to Nov 27, 2022 · Acoustic Research AR90 Mid 80's - Walnut $350 May 14, 2024. Acoustic Research Speakers AR90 avhorn. It is not particularly "tubey" sounding. This listing has ended. 00: MD Jun 03, 2021: 3 : FOR SALE: Original Audio Research Reference 600 MARK III MONO Tube Amplifier: Tube Amplifiers: $6000. The condition is good for its age. In like new condition this Audio Research D90 Tube Amplifier has had zero cosmetic work done to it. Audio Research D-90 Tube Design Power Amplifier. amplificateur audio research D115 Quebec Audio CA$1,300 May 21, 2024. 00: CA Feb 20, 2023: 11 Blu-Ray-Audio DVD 3. There is a faint hum I can tell. 00: QC Jul 20, 2021: 4 Audio Research D70 HiFi Stereo Tube Amplifier. MSRP (US new retail) D-100: $895. Audio Research VSi55 - integrated tube amplifier Audioweb €1,750 May 24, 2024. c1978 Audio Research D-52 Power Amplifier Dealer Brochure Audiophile HiFi Audio £14 Aug 14, 2023. Yellow film caps, replaced with Solen Metalized PP caps, Bridge rectifier NuForce STA200 Amplifier. ) . Priced to sell. Johnson's latest transformer and power supply designs, his latest choice of capacitors and resistors, and the same independent regulation of screens, drivers, and front end. TABLE OF CONTENTS SECTION INTRODUCTION WARRANTY STATEMENT WARRANTY REGISTRATION CAUTION USE CAUTIONS PACKAGING ACCESSORIES INCLUDED PREPARATION FOR USE Mar 22, 2024 · Audio Research. If you like late 70’s industrial design then you’ve found a perfect amplifier. I’m looking for a service manual / schematic for a D90-B and I’m hoping someone out there might be able to lead me in the right direction. Shop All Audio Research. 00: CA Feb 20, 2023: 8 : FOR SALE: AUDIO RESEARCH -DYNACO ST-70-C3 amplifier. Don't know if there are differences in the smaller inverter/driver tube compliment. This add is for a beautiful Audio Research D-115 MK2 amplifier, which has been reconditioned and upgraded (12/21) by Avatar Engineering at a cost of $770. Shipping Dimension: Listed. Shop Audio Research D-111 on the largest high-end audio marketplace. Time Left: None. 00: CA Sep 06, 2023: 3 : FOR SALE: AUDIO RESEARCH REF-150 SE tube power amplifier, less than 300 hours on factory ARC tubes. This LS7 Audio Research works and sounds excellent. Audio Research D-90 Tube Design. Audio Research successfully blends these criteria into an ideal combination in the D-90B vacuum tube stereo power amplifier. 00 (lbs) Calculate Shipping. Quality Assurance Certificate dated 5/12/2022. E. Looks and sounds amazing. Audio Research Reference 110 power amplifier with new KT150 tubes US Audio Mart $3,950 Nov 1, 2023. 00: FL Oct 13, 2021: 2 : FOR SALE: Audio Research Reference 75 Tube Amplifier . ) There are three versions of the D-90 : 90 ,90A and 90B. Please call with any question at 7737201542. Bergenfield, NJ, United States. Apr 1, 2023 · FOR SALE: Audio Research Reference 150SE amplifier, new tube set, PHOTOS ADDED: Tube Amplifiers: $7750. Audio Research Dac 3 Tubes Canuck Audio Mart CA$1,495 33% Apr 4, 2023. Free shipping on many items | Browse your favorite Audio-Amplification; Wave bands - without; Power type and voltage; Alternating Current supply (AC) / 105-125; 210-250 Volt; Loudspeaker - This model requires external speaker(s). Signal to noise ratio: 90dB. CD/SACD Players. 00: CA Apr 12, 2023: 10 : FOR SALE: Audio Research Reference 150SE amplifier, new tube set: Tube Amplifiers: $7750. € 1. $1150. $70,000. Audio research d90 stereo tube power amplifier in Kent. AR-5 - AR 5 speakers are vintage mid-sized three-way loudspeakers. Info: Audio Research D90 tube power amp. 50. Material; Metal case; from Radiomuseum. Sold out. United States. $120. Available on the second-hand market at a modest price when compared to the sonic performance, it is really a "best buy". Included in the service are: All New electrolytic capacitors , upgraded with higher capacitance audio grade units, . 4 Days Left. Bought previously from an Audiogoner. Lake People G105 MKII Stereo Desktop Headphone Amplifier. Audio Research Corporation was founded in Minnesota by William Zane Johnson in 1970. Jun 23, 2011 · After passing by several amplifiers, I finally gave in and purchased an Audio Research D-52B. QR Code Link to This Post for sale by owner > electronics. Feb 16, 2007 · DC appearing on the grid side of a coupling cap. 8/10. AUDIO RESEARCH D-115 Tube Amplifier. post; account; Audio research d90 stereo tube power amplifier in Kent - $1,750 (Kent) condition: excellent. $655 CONUS shipped. - May 23, 2024. Ad Description. The unit comes from first owner with the original manual and the measurement protocol. All new tubes!, the power tubes were replaced with Svetlana 6550's all Audio Research. Watch Report This Ad. BITTE BEACHTEN SIE - Sie befinden sich in der Galerie. 00: MA Apr 29, 2023: 9 FOR SALE: Audio Research VT80 with "se" upgrade, 75wpc, kt150 Tube, Stereo: Tube Amplifiers: USD $3800. Audio Research REF 160S. Add in the second pair of tubes. Asking Price: USD $ 1150. Audio Research Dac 3 à tubes Quebec Audio CA$1,495 May 12, 2024. May 14, 2015 · Audio Research D-100 power amplifier. 00: IL : Jan 29, 2024: 22 : FOR SALE: Vintage Audio Research SP8 pre-amp with phono stage-serviced and tested: Tube AR1 - These hi-fi speakers are installed with a full-range driver, helping them broadcast the full spectrum of audio. In the early '70s, as the rest of the home audio industry moved toward transistors, Bill Johnson stuck with vacuum tubes. First a pair of Mullard 5-20s, then KT77, now an Audio Research. Hifi Wigwam - Sep 6, 2015. Dec 3, 2023 · Used Audio Research D70 MkII Power amplifiers for sale on 400+ second hand hifi sites & shops. 00 shipping. or Best Offer. Payment methods. Mar 24, 2024 · FOR SALE: Marantz 4400; FOR SALE: Pioneer M-90; FOR SALE or TRADE: High Efficiency Speaker Drivers. Wellington Closes: Sun, 26 May AUDIO RESEARCH D-115 amplifier No reserve $2,995 Buy Now $2,995 Trademe NZ NZ$2,995 May 20, 2024. Mechanically it has been thoroughly gone over, refurbished and brought up to spec and is ready for another 40 years of enjoyment. 00: ID Sep 07, 2023: 4 : FOR SALE: Audio Research M300 MKII Triode Tube Amplifiers: Tube Amplifiers FOR SALE: Audio Research VS110: Tube Amplifiers: $2700. org; Model: D-90 - Audio Research, Plymouth; Shape; Rack; Dimensions (WHD) 19 x 7 x 16. Under the circumstances, then, it is not surprising that it should also be one of the heaviest and largest. The D-52B revision came out in 1979 and originally sold for a then heady $995, later increased to $1295 and then $1395. Recherche télécommande audio research dac8 Club Hifi - Apr 18, 2024. 2V. Price Drop. Nov 1, 2012 · Nov 1, 2012. 00: BC Sep 23, 2021: 3 : FOR SALE or TRADE: Audio Research REF 110 (was around $13,000 new) Tube Amplifiers: $4300. Ever since founder William Z. I don’t know the history on it. $599. Apr 22, 2024 · This amp has power! Condition wise I’d give it a 9 out of 10. PRODUCT INFORMATION. 5/21 · North Bend. Refurbished vintage Acoustic Research speakers for sale Mar 6, 2009 · 101 posts. Mar 3, 2015 · Audio Research DAC8; D/A Converter (No Remote) The Music Room $1,599 May 1, 2024. D-160s and D-160As can be converted to D-160Bs for $1500. $1,750. 00 US Audio Mart $1,800 Mar 31, 2024. Prestine D90 (non-MQA) DAC. 5/11 · Kent. 12 watching. 6000. AUDIO RESEARCH Subito €1,500 Apr 11, 2024. Audio Research Reference 110 Valve Power Amplifier - Silver $3,722 5% Oct 30, 2023. Power filter caps 8 pcs replaced with nichicon high temp 105C rating as well as all the axial electrolytic caps with Vishay Sprague/Panasonic. The DAC9 digital-to-analog converter decodes most current formats with state-of-the-art vacuum tube technology. 00. 5%. Shipping Weight: 95. Add to Cart. Dimensions: 490 x 180 x 420mm. Audio Research DAC 3 Tube output stage US Audio Mart $800 27% Feb 6, 2024. Apr 24, 2003 · JDeV, you are seriously winding everybody up with all this lovely audio kit you keep finding. REDUCED PRICE: Tube Amplifiers: $4450. FOR SALE: Audio Research Reference 75 Amplifier w/Upgraded Tubes: Tube Amplifiers: $5000. 00: CA Audio Research D-79 high definition power amplifier George Meyer AV $6,800 May 17, 2024. Located in Vancouver, WA. Audio Research GS150 low hours We Welcome Trades 2 units available Audiogon $10,999 Jan 11, 2024. Shop Audio Research D-90 on the largest high-end audio marketplace. FOR SALE: SMSL M400 DAC + Digital Preamp - AKM4499 - 2 Remotes; FOR SALE: Original Futterman NYAL New York Audio Lab NCPII MARKII tube stereo preamplifier with tube phono mad; FOR SALE: Original Sound Lab A1 core MADE IN USA black; FOR SALE: Sequerra Pyramid HF-1 Super Ribbon Tweeter for QUAD 57 MADE IN USA RARE; User Galleries Sovtek 6sl7 Preamp Tube High Quality Tested Stock. Power output: 80 watts per channel into 16Ω (stereo) Frequency response: 25Hz to 20kHz. Every time. com. Boxed with manuals and remote. Vintage Audio Research D-52B Canuck Audio Mart CA$650 13% Oct 8, 2022. Audio Research D-90 Vintage Tube Amplifier USA Made! | Reverb. Excellent Audio Research power amp in great cosmetic condition. $445. The I/50 is designed to be easy to use, and has three controls on its top panel – Power, Input, and Volume. DVD movies Blu-Ray 0. Specifications. dac 8. Manheim, PA, United States. 00: QC Jan 19, 2023: 11 : FOR SALE: Esoteric Audio Research Ear Yoshino 519 Mono block, new tubes in 2022, new caps in 2023 Sep 23, 2011 · The Audio Research D-160B has been heavily modified since the D-160A, and uses the same technology as the D-70, D-115, and D-250. if that tests OK, Signal in, and looks good on a scope then take out one side's input tubes power down, and plug in a pair of output tubes that would be a P-P pair out of the 4 and see if the amp works. 03-21-2009 at 07:46am. Shop Audio Research. Merch Rep the community and hobby you love so much. We cannot recall when any new products have generated as much of a stir among perfectionists as the new solid-state equipment from Audio Research. $575. This amplifier is built like a tank and weighs 33 pounds, (with expert packaging it will be 45 to 50 lbs. Currently in use with the matching GSPre also listed here The box is a Audio Research 160s box obtai $6,800. 00: ID Nov 17, 2022: 9 : FOR SALE: Audio Research D300 Solid State Stereo Power Amplifier SOLD - FOR SALE or TRADE: Audio Research D-90 Power Amp . This amp is powerful and sounds great. Description Solid state stereo power amplifier. Used – Very Good. The appearance alone of the D-250 inspires respect. Availability: no. Perfect optical condition tube amplifier with 90 + 90 watts out of 8 x 6550 pentodes. Almost new Audio Research REF 160S. I’m the 2nd owner. 20 watching. Probably the most over built 110W amplifier I’ve seen. Audio Research DAC-2 Black Very Good Condition Factory, Packaging Audiogon $1,199 Jul 29, 2023. Preceded by rumors of "a new kind of amplifying device—a cross between a tube and a transistor"—the announcement of ARC's new power amp and SP-4 preamplifier Apr 15, 2017 · FOR SALE: Audio Research D90 tube power amp. Quad DAC architecture provides a balanced digital signal Mar 21, 2006 · Certifiable Audio Junkie. Whatever will you find next? Seriously, I don't know about the D90, but would have thought a search would dig something up. Audio Research D-120 Stereo Power Amplifier. AUDIO RESEARCH D90 STEREO TUBE AMP – Record Mart HiFi. Revisions D-100A (1978) D-100B (1979) Options Wood cabinet (WC-3) $79. The obvious differences are power tubes ( 6550 in original and a, 6L6GC in b) and power output 90 in original and a ,80 in the b. 14-Day Return Policy. +12018790000. Audio research dac8 Hifi forsale £1,990 Apr 27, 2024. May 12, 2024 · Listed. Bluebook The right price. Item #649793226. Search more D-240 mkII. no image. A. $289. Seller lives in the UK can ship to USA cost of shipping 200 USD. This Audio Research D-90 powers on and works but I’m getting a faint hum out of it. FOR SALE : Audio Research VS-115 Power Amplifier with KT-120 power tubes. Goka Acoustic Laboratory Emr515 Ltd Integrated Amplifier Tube Type. The SP9, here in the Mark 2 version, is Audio Research's best-selling preamp ever. They are often used as monitors in a recording studio. Condition: DEALER AD: Audio Research GS150 low hours We Welcome Trades: Amplifiers: $10999. Downsizing, need to let go Fully rebuilt/recapped Audio Research D90 - tube amplifier. This is a Audio Research modification: Tube Amplifiers: $1800. The original D-52 was introduced in the heady days of 1978 – famous for disco, punk rock and Jimmy Carter. Free Shipping. 00: CA Dec 18, 2021: 6 : FOR SALE: Audio Research D-115 Mk II all tube power amp: Tube Amplifiers: $1000. As of right now I’m only offering local pick up due to size and weight. co. Audio Research D400 amplifier. Just serviced , ready to go. Five digital connections – USB, RCA, BNC, AES/EBU, and Toslink – provide connectivity to all of your digital sources. Mar 31, 2023 · FS: TOPPING D90 [AKM] No longer for sale. Huntington Beach, CA, United States. Etymotic Research ER4SR Studio Reference Earphones (2-pack) Bundle. Mar 28, 2024 · Item #650088357. The 90 of course stood for 90wpc and power crazed audiophiles salivated at the thought of being able to drive their Accoustic Research speakers which devoured watts like cheerios. Vacuum tube electronics under their watch set the standard for high-end audio and home theater surround sound. 00: CA Jan 03, 2023: 9 : FOR SALE: Audio Research vt100 Mk 1 Tube Power Amplifier: Amplifiers: $2350. It embodies William Z. AUDIO RESEARCH > DAC 3 Audio Graffiti €1 Sep 2, 2022. post; account; 0 favorites. 00: OH Apr 28, 2023: 8 : FOR SALE: Audio Research D300 Solid State Stereo Power Amplifier: Solid State Amplifiers: $1200. Use Hifi Shark to monitor pricing and global availability This Audio Research D200 is an original blackface unit matching the SP9 MKIII (OFFERED SEPARATELY, see link below). $3,750. D-90 Revised. $3249. Use Hifi Shark to monitor pricing and global availability. Mar 21, 2006. Apr 16, 2015 · FOR SALE: Audio Research D-120 Amplifier: Solid State Amplifiers: $750. Tube Amplifiers. Audio Research DAC1-20 (20 bit version) Saturday Audio $899 Feb 1, 2024. AUDIO RESEARCH SP9 MKII. Audio Research Reference 150 stereo amp black - mint customer trade-in Audiogon $5,499 12% Jul 29, 2023. Power amplifier. ••• Mar 30, 2023 · FOR SALE : Audio Research D300 Amplifier in Black Pristine Condition. Virtual Systems Let the world see what you've built. Aug 16, 1995 · The D-250 is the flagship of Audio Research's power amplifier range and, at 250 watts per channel, is the most powerful all-tube stereo amplifier currently available in the US. 115 watts per channel. 99. Mar 11, 2024. A headphone jack allows for personal listening time. Used – Excellent. Payment method: Cash, Paypal. Search more D-70 MKiII ST Tube Amp. In excellent condition. Damping factor: 25. Finale D79 Audio Research Subito €3,700 Apr 23, 2024. 00: CA : Jan 30, 2024: 21 : FOR SALE: Audio Research Model D115 MkII==Uncommon Sounds Great! Tube Amplifiers: USD $1499. 00 May 6, 2019 · DAC 9 Tube DAC. Audio Research I/50 Tube Integrated Amplifier CK Audio SGD 5,500 Dec 7, 2023. Glen Rock NJ 07452. Audio Research Dual 76 Tube Power Amplifier. FOR SALE or TRADE: Audio Research GS150 US Audio Mart $7,200 May 20, 2024. $999. Sponsored. ---- Used. It is a much tighter, and brighter sounding amp than most tube units. Today it is part of TWS enterprises. Audio Research DAC8; D/A Converter (No Remote) The Music Room $1,599 May 1, 2024. Info: Audio Research D90 - Tube Amplifier - Fully Rebuilt/Recapped. Shop audio research d-90 on the largest high-end audio marketplace. Black facia much sought after. R. Condition: Dec 14, 2013 · Once, I mentioned the D-90s to Leonard at ARC, and he told me this story: ARC had announced its latest offering, the D-90 amid much hoopla. Product code: USPR0094. 200,00. This unit is in serviced - excellent condition! rate at 8. D90. MI. 00: CT Dec 09, 2021: 5 : FOR SALE: AUDIO RESEARCH D-115 MK2 (Near Pristine)! Tube Amplifiers: $2155. 00: QC Feb 12, 2023: 9 : FOR SALE: Audio Research Ref 75: Tube Amplifiers: $6000. Audio Research supplies the KT150 output tube in the Reference 160S, providing the highest power and best sound possible in this amplifier design. The amplifier is huge, with most of its 138-lb weight Apr 28, 2024 · AUDIO RESEARCH D-90 VINTAGE STEREO TUBE AMPLIFIER d90. 25 shipping. 00: NV Shop Audio Research D-90 on the largest high-end audio marketplace. But, this does not sound anythng like a "classic" tube amp. $1,550. Used Audio Research D76A Power amplifiers for sale on 400+ second hand hifi sites & shops. $2,500. for sale by owner > electronics. The condition of this unit is aesthetically, mechanically, and sonically way above average. 5m; User Galleries Audio Research D-90 Tube Design Power Amplifier Perfect optical condition tube amplifier with 90 + 90 watts out of 8 x 6550 pentodes. This specimen is a rare version with May 6, 2023 · FOR SALE: Audio Research VS55 vacuum tube power amplifier: Tube Amplifiers: $1000. Power filter caps 8 pcs replaced with nichicon high temp 105C rating as well as all the axial electrolytic caps with Vishay Sprague/Panasonic. Audio Research VS110 High Definition Vacuum Tube Amplifier $2,290 9% Sep 1, 2023. Included is original box, BT antenna and remote. Rather than impressive bass contour or treble extension, the D-115 offers a huge and spacious sound that is highly engaging and non-fatiguing to listen to. Apr 2, 2021 · Audio Research DAC 8 D/A Converter Mint condition Canuck Audio Mart CA$2,380 Mar 3, 2024. Two LexieTubes® provide display information for input selection and volume. Research D-240 mkII. Dec 8, 2023 · For Sale Audio Research Reference 110 Power Amplifier. Downsizing, need to let goFully rebuilt/recapped Audio Research D90 - tube amplifier. Info: Audio Research D-90 Power Amp. Brand New. Discontinued 1980. Condition. $3,425. Has all the manuals and schematic and original receipt from 1977. Payment method: Cash, Interac/EMT. 00: AB Jan 25, 2023: 10 : FOR SALE: Audio Research REF80S: Tube Amplifiers: $13500. I used to know a guy who had one, and I loved the sound. Get the best deals on Audio Research Vintage Audio & Video Electronics when you shop the largest online selection at eBay. make / manufacturer: FOR SALE: Tascam CD-401 MKII CD Player / Transport FOR SALE: Lorraine Hunt Lieberson Songs by Mahler, Handel and Peter Lieberman - Lorraine Hunt Lieberson 2007 FOR SALE: Rega P3 Turntable with RB300 Tonearm, Grado Prestige Gold Pickup FOR SALE: Tascam CD-401 MKII CD Player / Transport FOR SALE: Lorraine Hunt Lieberson Songs by Mahler, Handel and Peter Lieberman - Lorraine Hunt Lieberson 2007 FOR SALE: Rega P3 Turntable with RB300 Tonearm, Grado Prestige Gold Pickup Shop Audio Research D-90b on the largest high-end audio marketplace. Pickup currently unavailable. Tube. Audio Research D52B High Performance Stereo $1,300 Aug 26, 2023. Audio Research I/50 Integrated Amplifier With Phono, DAC and Tube Cage! (Used) $4,499. Item #649299332. TABLE OF CONTENTS SECTION INTRODUCTION WARRANTY STATEMENT WARRANTY REGISTRATION CAUTION USE CAUTIONS PACKAGI ACCESORIES INCLUDED PREPARATION FOR May 16, 2016 · FOR SALE or TRADE: Audio Research D-115 MK-2 Tube Amplifier without or with tubes please read: Tube Amplifiers: $1500. 00: Tube Amplifiers: $6000. Item #649343653. Audio Research Dual 76 Tube Power Amplifier $2,500 Mar 28, 2024. 94db Efficiency Focal7V Midrange,, N. FOR SALE: Audio Research D90 - Tube Amplifier - Fully Rebuilt/Recapped. The high current, 50 watt per channel amplifier is capable of driving a wide variety of speakers. #1. Description. Pre-Owned · Audio Research, Audio Research. $74. This amplifier is equippe Almost new Audio Research REF 160S. Asking Price: CAD $ 1599. Payment method: Cash, Paypal, Money Order, Money Wire. Similar Listings. $24. audio research HIGH 3900 ANNAPOLIS LANE NORTH / PLYMOUTH, MINNESOTA 55447-5447 / PHONE: 763-577-9700 FAX 763-577-0323 MODEL D-90B POWER AMPLIFIER OWNER'S MANUAL (Includes Schematic) 2-15-82. sj tr mc yr if gq fe rr my bu