Integrated Amplifier A-03

  • Acoustic Research Inc.; Cambridge, MA
  • United States of America (USA)
  • Manufacturer / Brand
  • Audio Amplifier or -mixer
  • Radiomuseum.org ID

Integrated Amplifier A-03; Acoustic Research (ID = 1879894) Ampl/Mixer

Click on the schematic thumbnail to request the schematic as a free document.

 Technical Specifications

  • Number of Transistors
  • Semiconductors present.
  • Semiconductors
  • Main principle
  • Audio-Amplification
  • Power type and voltage
  • Alternating Current supply (AC)
  • Loudspeaker
  • - This model requires external speaker(s).
  • 80 W (90 W max.)
  • from Radiomuseum.org
  • Model: Integrated Amplifier A-03 - Acoustic Research Inc.;
  • Book-shelf unit.
  • Dimensions (WHD)
  • 430 x 93 x 354 mm / 16.9 x 3.7 x 13.9 inch

Acoustic Research Integrated Amplifier Model A-03. Power output: 40 watts per channel into 4Ω (stereo) Power output: 30 watts per channel into 8Ω (stereo) Frequency response: 15Hz to 20kHz Total harmonic distortion: 0.07% Damping factor: 120 Input sensitivity: 2.5mV (MM), 150mV (line) Inputs: CD, Tuner, AUX, Tape, Phono MM Signal to noise ratio: 80dB (MM), 96dB (line) Channel separation: 75dB (line) Power Requirements: 120VAC 60Hz 220/240VAC 50Hz 120/220/240VAC 50/60 Hz (depending on destination) Power Consumption max. 150 Watts  

  • Net weight (2.2 lb = 1 kg)
  • 6.6 kg / 14 lb 8.6 oz (14.537 lb)
  • Price in first year of sale
  • 140.00 GBP
  • Mentioned in
  • - - Manufacturers Literature (Service Manual)
  • Model page created by Franz Scharner . See "Data change" for further contributors.
  • Other Models

Here you find 27 models, 27 with images and 6 with schematics for wireless sets etc. In French: TSF for Télégraphie sans fil. All listed radios etc. from Acoustic Research Inc.; Cambridge, MA

 Collections | Museums | Literature

 Forum

Acoustic research a 03 service manual

This is the 8 pages manual for acoustic research a 03 service manual. Read or download the pdf for free. If you want to contribute, please mail your pdfs to [email protected] .

acoustic research a 03 service manual

Extracted text from acoustic research a 03 service manual (Ocr-read)

ELECTRONICS SERVICE MANUAL

A503 Amplifier

TABLE OF CONTENTS

IITE.ED{I£ ACOUSTIC RESEARCH

330 Turnpike Street. Canton, Massachusetts 02021, USA

High Street, Houghton Regis. Dunstable, Bedfordshire LU5 SQJ. England

Specifications .................................................... 1 Bias Adjustment .................................. ......1 Hints For Removing The PC Board... ...... 2 Schematic Diagram .............................. 3 Wiring Diagram ................ 5 Printed Circuit Boards... ...... 6 Disassembiy Digram .......... ..7 PC Board Assy Parts List ................................ 9

ACOUSTIC RESEARCH

IMAGES

  1. Acoustic Research A-03

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  2. Acoustic Research A-03

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  3. Acoustic Research A-03

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  4. Acoustic research A-03 integrated amplifier. Dual mono design!! Sound

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  6. Acoustic Research A-03

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VIDEO

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COMMENTS

  1. Acoustic Research A-03

    Manufacturer: Acoustic Research; Model: A-03; Type: Integrated amplifier; Years of manufacture: 1991 - 1994; Remote control: Dimensions (WxHxD): 430 x 93 x 354 mm. Weight: 6,6 kg; Original price approx.: 648 DM; Technical data Continuous output: 2 x 38 W into 8 Ohm; 2 x 49 W into 4 Ohm pulse power: 2 x 75 W into 8 Ohm; 2 x 120 W into 4 Ohm

  2. The Acoustic Research integrated amplifier

    The Acoustic Research integrated amplifier. J. Gordon Holt | May 8, 2018 | First Published: Dec 1, 1969. The first time we saw an AR amplifier (at a Hi-Fi Show), we were struck by its bland, almost antiseptic appearance. Amidst all those other audio products that looked as though they had been high-styled for Madame's boudoir, the unadorned ...

  3. Acoustic Research A-03 Integrated Amplifier Manual

    Manual Library / Acoustic Research. Acoustic Research A-03. Integrated Amplifier (1992) add a review. Specifications. Power output: 30 watts per channel into 8Ω (stereo) Frequency response: 15Hz to 20kHz. Total harmonic distortion: 0.07%. Damping factor: 120. Input sensitivity: 2.5mV (MM), 150mV (line)

  4. Integrated Amplifier A-03 Ampl/Mixer Acoustic Research ...

    Notes. Acoustic Research Integrated Amplifier Model A-03. Power output: 40 watts per channel into 4Ω (stereo) Power output: 30 watts per channel into 8Ω (stereo) Frequency response: 15Hz to 20kHz. Total harmonic distortion: 0.07%. Damping factor: 120. Input sensitivity: 2.5mV (MM), 150mV (line) Inputs: CD, Tuner, AUX, Tape, Phono MM.

  5. Teledyne Acoustic Research A-03 Integrated Amp A03

    Teledyne Acoustic Research A-03 Integrated Amp. Similar Listings. Price Drop. Super Rare Audiophile AR25P Teledyne Acoustic Research AR25 (1) Single Speaker. Used - Very Good. Huntington Beach, CA, United States. Originally $199.99, now $110.46 ($89.53 price drop) $199.99. $89.53 price drop. $110.46.

  6. AR Acoustic Research A-03 integrated amplifier

    AR Acoustic Research A-03 integrated amplifier. Used - Fair. $99. + $65 Shipping. This seller is currently away. View similar gear from other sellers on Reverb. View similar gear. Watch. Watch this gear and we'll notify you if it becomes available again.

  7. Acoustic Research Amplifier Integrated Amplifier Manual

    Acoustic Research Integrated Amplifiers. A-03. A-04. A-06. Amplifier UK. Reviews. Reviewed Jul 18th, 2023 by . Mclover My recently purchased AR Amplifier (with the wooden cover) is overhauled and sounds more than fantastic! Really wonderful: very complete soundstage overall and a tight punchy bass. Phono stage is very well built.

  8. Acoustic Research A-03 Pricing & Cost

    View Acoustic Research A-03 listings. A-03. Product Info; Pricing Info; Listing Insights; Sales History; Images; A-03. Trending: 1052 Users have researched this product for this week. This Product has been listed 1 in the last 6 months. Product Info. Introduced: 1989. Category: Amplifiers & Receivers > Solid state. MPN: A-03.

  9. Acoustic Research A-03

    Acoustic Research A-03 - Images, details, specifications and reviews. Home Top100 Top Rated Live View Random Support. List A-Z: Brands: Search: Main Categories: Amplifiers AV Amplifiers Cassette Decks CD Players CD Recorders DACs Graphic Equalizers Hard Drive MiniDisc Network Streamers Other Receivers Speakers Tuners Turntables: Most Viewed ...

  10. Acoustic research a 03 service manual

    Acoustic research a 03 service manual. This is the 8 pages manual for acoustic research a 03 service manual. Read or download the pdf for free. If you want to contribute, please mail your pdfs to [email protected] . Page: 1 / 8.

  11. Acoustic Research Manuals

    Acoustic Research. Acoustic Research is one of the oldest and most recognized names in audio and is responsible for many innovations that have become standards in the industry today. ... A-03 A-04 A-06 Amplifier Amplifier UK. Pre Amplifiers. C-06. Power Amplifiers. P-10. Stereo Receivers. Receiver X-04 X-06 X-10. DACs. AR-UA1. Tuners. T-04 ...

  12. Acoustic Research

    Acoustic Research was a Cambridge, Massachusetts-based company that manufactured high-end audio equipment. The brand is now owned by VOXX.Acoustic Research was known for the AR-3 series of speaker systems, which used the 12 in (300 mm) acoustic suspension woofer of the AR-1 with newly designed dome mid-range speaker and high-frequency drivers.AR's line of acoustic suspension speakers were the ...

  13. Acoustic Research AR 303 loudspeaker

    At 54 lbs, the 303 is a solid chunk of speaker! Footnote 1: The various Cello loudspeakers are direct descendants of the LST; designer Mark Levinson used the old AR model as his paradigm from which to go forward. In fact, the Cello Amati looked like a stacked pair of LSTs and used AR drive-units.—. John Atkinson.

  14. Acoustic research A-03 integrated amplifier. Dual mono design!! Sound

    Acoustic research A-03 integrated amplifier. Dual mono design!! Sound awesome. Superb condition!! Can ship. Buyer pays the fee Pictures from the original product, not taken from the Web. Specifications Power output: 30 watts per channel into 8Ω (stereo) Frequency response: 15Hz to 20kHz Total harmonic distortion: 0.07% Damping factor: 120

  15. Acoustic Research AR-3 Speaker Review and Specs

    Crossovers of AR-3 and AR-3a are different: Mid / Tweeter: 1000 / 7500 Hz vs. 575 / 5000 Hz. The lower midrange of the AR-3a was better for dispersion. Overall it can be said that maintaining the original Acoustic Research AR-3 is more difficult than the newer AR-3a. Parts are not as easy to find and less AR-3s are on the market in general.

  16. The Acoustic Research integrated amplifier Page 2

    The Acoustic Research integrated amplifier Page 2. On program material, though, the tone controls were a pleasure to use. Advance the bass control to a bit past 1 o'clock, and the only thing you notice is a strengthening of extreme low end; the deepest material gets louder, but nothing else is affected. Open it up to about 3 o'clock, and the ...

  17. Acoustic Research AR-3 Speakers

    By today's standards, the AR-3 wasn't all that small—it came in at 25 inches tall, 14 inches wide, and 11.5 inches deep, and weighed 47 pounds. In 1958, it sold for $216 a pair, making it a very expensive speaker for its time. The plywood cabinets, crossover networks, and drivers were all made at the company's factory in Cambridge ...

  18. Acoustic Research Products Product Catalogue

    A-03, A-05, A-07, CD-06SE, CD-07, EB-101, ES-1, M-1, M-2, M-3, M-4, RD-06, SA-03, SA-05, SA-07, SX-07, T-06, T-06R, X-07. Year: 1992. Downloads. ... This website is not affiliated with or sponsored by Acoustic Research. To purchase Products spares or accessories, please contact the company via their website or visit an authorised retailer. ...

  19. Acoustic Research AR-3a Speaker Review, Specs and Price

    Acoustic Research AR-3a Specifications: Drive Units: 305 mm (12 in) acoustic suspension woofer, 38 mm (1 1/2 in) midrange hemispherical dome, 199 mm (3/4 in) high-frequency hemispherical dome. Crossover: 575 Hz, 5000 Hz. Impedance: 4 ohms nominal. Controls: Midrange and high-frequency driver level controls.

  20. Acoustic Research A-03, as new for sale.

    Acoustic Research A-03, as new From first owner, practically unused. Also available from same owner: Acoustic Research CD-06SE Acoustic Research TU-06 Acoustic Research RD-06 Set Price for all 4 units: 2890 Euro. NEW: All our products come with 2 YEARS FULL WARRANTY! NEU: Auf alle unsere Produkte geben wir2 JAHRE GARANTIE!

  21. Acoustic Research

    Acoustic Research AR-M20 review. By What Hi-Fi? published 30 March 17. Another no-frills, audio-focused hi-res player from Acoustic Research, this time more affordable Acoustic Research AR-UA1 review. By What Hi-Fi? published 4 November 15. The AR-UA1 is a quality headphone amp, but is it good enough to trouble the competition?

  22. Acoustic Research A-04 Integrated Amplifier Manual

    Manual Library / Acoustic Research. Acoustic Research A-04. Integrated Amplifier (1 review) Specifications. Power output: 40 watts per channel into 8Ω (stereo) ... A-03. A-06. Amplifier. Amplifier UK. Reviews. Reviewed Oct 09th, 2021 by . Norvillerogers1 Excellent sweet sounding amplifier. Great concealed controls very minimal internal design ...

  23. Acoustic Research A-06 Integrated Amplifier Manual

    Acoustic Research Integrated Amplifiers. A-03. A-04. Amplifier. Amplifier UK. Reviews. Reviewed Aug 13th, 2022 by . IC12 This is an excellent, powerful amplifier with a distinctive design that is admittedly, not to everyone's taste.