Dolby Dual A-Type Noise Reduction Module Cat. No. 222

Dolby Cat. No. 222SR/A card 222A dual SR/A decoder module CP500 CP65 CP55 CP45

Dolby A-Type Cat 22 Card Noise Reduction Module

Vintage Dolby Laboratories CP50 Optical Sound Processor A1PM1590

Vintage Dolby 108-3 Module Cat No A2PM 1589 card from CP 50

Lot (3) Vtg. Dolby Laboratories Cat No. 44H Interface Modules - #06

Dolby Cat # 22 Card / Dolby A—Noise Reduction Module-Fits Dolby 360 & Others