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-3 equipment reports green will reveal the almost total absence of coloration introduced. Sounds more true to the original program t..
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 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 equipment vintage ad for ACOUSTIC RESEARCH INC. AR speaker Quality Control. Silvano Cannavacciulo, AR inspector is shown checking a speaker response curve at one of AR's anechoic c..