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. Survey Best turntable and speakers, moderately priced AR's say Popular Science, Bravo and Hi-Fi Tape Systems. Main office was located at 24..
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 vintage ad for ACOUSTIC RESEARCH INC. AR Turntable tested for 48 hours, includes measurements of rumble, wow, flutter, speed accuracy. Shown are run-in racks. Main office was..
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. ..