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..
Original stereo vintage ad for ACOUSTIC RESEARCH INC. AR Amplifier delivers 60 watts continuous power output per channel at less than one half percent harmonic distortion. Main office was l..
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 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 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. ..