Original vintage ad for ACOUSTIC RESEARCH INC. Announces AR-2a Speaker System, a ten-inch acoustic suspension woofer with a newly improved cone, and two five-inch cone tweeters in combination wi..
Original vintage ad for ACOUSTIC RESEARCH INC. AR-1, AR-3 suspension loudspeakers, reviews by John H. Newitt, H.H. Fantel, Robert Gorman. The speakers shown may be hard at AR's permane..
Original vintage ad for ACOUSTIC TECHNOLOGY LABORATORIES. Acoustech I listened to by Anton Schmitt of New York's famed Harvey Radio Corporation. I heard things I never heard before. ..
Original stereo vintage ad for ACOUSTIC RESEARCH INC. AR-3a speaker system has even less distortion, more uniform dispersion of sound and still greater power handling capability. The i..
Original high fidelity stereo vintage ad for ACOUSTIC RESEARCH INC. AR-3 equipment reports black soon will reveal the almost total absence of coloration in this speaker. Main office was located..