AR3a OILED WALNUT COLLECTORS EDITION IN ORIGINAL FACTORY BOX. VINTAGE – ORIGINAL OWNER – Matched Pair. Listing and pricing is for one AR3a. Oiled Walnut Cabinet — Original Finish Looks Factory-New. Original factory condition — not refurbished (see actual photos). Stored in Environmentally Controlled Warehouse. Original Label on back of speakers. 1 unit S/N #3A 11499. 1 Unit S/N #3A 13955. All Original Manuals and Registration Card. Original AR3a oiled walnut speakers may have some exterior minor blemishes / imperfections in walnut veneer on edges and corners. These units have never been altered, refurbished, disassembled or repaired in any way. Original speaker grills have never been removed so the condition of internal components, foam, speakers is unknown. They are not refurbished units. The only update are new AR3a badges. Like any’Vintage’ product, components will wear out over time. You may inspect and/or test speakers on site. All Sales are As Is – Where Is. The AR-3a is the best speaker system Acoustic Research ever made! For over 50 years… AR has maintained the reputation as the world’s reference of excellence – designed to reproduce music as. Accurately as acoustics and electronics permits. In addition to incorporating the 12-Inch bass driver with which AR introduced its acoustic suspension systems to home listeners. AR-3a is the first speaker system to use two miniature hemispherical speakers developed by AR to give better mid-range and high. The new miniature speakers offer an unprecedented degree of accuracy In their respective ranges. The design of such small speakers – is only 3 in diameter – AR’s hemispheres instead spread these frequencies through a wide angle. Considerably improving the realism of music reproduction for listeners in all parts of the room. Size: 14″ x 25″ x 11 3/8 deep. Weight: 53 1bs (24 kg) each unit. Recommended Minimum Amplifier Power: 25 watts RMS per channel. Speaker Complement: 12 acoustic suspension woofer. 1 1/2″ mid-range hemispherical dome, 3/4″ high-frequency hemispherical dome. Controls: Independent mid-range and high frequency driver level controls. A technical data sheet is available. Both vintage units were tested Nov 2019. No specialized test equipment was used… And there is no representation of frequency response or specs. Speakers were connected to. A low grade amplifier with CD; video was filmed. With a consumer-grade video cam using the internal microphone. In a spare room with no special acoustics. S/N 3A 11499 – no apparent static on hi-frequency pot; some dead-spots on mid-range pot. S/N 3A 13955 – no. Static on hi-frequency and mid-range pot. Note: These units are in the original cabinet with original finish and grills. Speakers, foam, pots, capacitors are all original. The item “ORIGINAL AR3a SPEAKER OILED WALNUT COLLECTORS ORIGINAL (Price reduced!)” is in sale since Sunday, February 28, 2021. This item is in the category “Consumer Electronics\Vintage Electronics\Vintage Audio & Video\Vintage Speakers”. The seller is “vpc_sales” and is located in Pontiac, Michigan. This item can’t be shipped, the buyer must pick up the item.
- Model: AR3a
- Country/Region of Manufacture: United States
- Brand: Acoustic Research