Manual for the Simplex Audio Visual and Visual Units, published in 1986. Document No: PER-81-300, Rev: 8 86. 38 models including 624-664, 624-760 and 624-663. Component descriptions, indicators and controls, and user interactions.
Manual for the Simplex Audio Visual and Visual Units, published in 1986. Document No: PER-81-300, Rev: 8 86. 38 models including 624-664, 624-760 and 624-663. Component descriptions, indicators and controls, and user interactions.
