ADC Sound Shaper Frequency Equalizers Omni Magazine Advert 1980 Ad 8" x 10.75"
ADC Sound Shaper Frequency Equalizers Original Omni Magazine Advert 1980. This is an original advert cut from Omni magazine, not a photocopy and not the product advertised. Average size approx 8" x 10.75" or 20.5cm x 27.5cm including border.