Sony Betamax Model SLO-323 Home Forums Galleries Beta Format Galleries Sony Betamax Gallery Vintage Video Galleries E-mail   Vintage Sony Betamax VTR Model SLO-323   Sony Betamax SLO-323 Information     Sony Betamax SLO-323. From the year 1978. Features, linear stereo, variable speed playback, automatic control of video recording level, manual control of audio recording level/audio limiter system, connectors for editing and duplicating, dual audio tracks, two vu meters, logic control, variable speed playback Equipped with a carrying handle for better portability.   Pictures