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. ..
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..