Magnasync Moviola mixer 4x Preamp / Amplifier germanium ADC transformers

This is a Magnasync/Moviola audio recorder/reproducer unit, likely used in film post-production. It is a vintage piece of recording gear used for editing and synchronizing sound with film. The unit features multiple inputs for microphones and line sources, along with individual gain controls and output options. It includes controls for playback gain, record gain, power, and switches for dialogue and recording functions. The unit has a built-in VU meter for visual monitoring of audio levels and a "Phones" jack for headphone monitoring. Specific controls like "FILM," "BIAS READ," and "BIAS ADJUST" indicate its use in professional film audio workflows.