The Marshall OR-503 Triple 5" LCD Rack Mount Monitor comes standard with auto-sensing HDSDI inputs, re-clocked outputs and an open modular slot for additional inputs. The OR-503 has an additional HDSDI input. The built-in waveform monitor (which includes adjustable White and Black clip level indicators) can be displayed in three different aspect ratios including Full Screen. The built-in Vectorscope displays in full color and can also be displayed in three different ratios. The Vectorscope has adjustable gain from 1x to 5x.
All screens are color matched at the factory and can be auto-adjusted in the field using an optional color probe system. All models will de-embed and display up to 16 channels of audio and allow the user to monitor any two channels at once through the headphone jack or rear line output jack. The 64-segment tri-color bar graph meters have user-adjustable reference levels. The OR-503 model occupies 3RU of rack space and includes 6 user-assignable function keys as well as 4 user-assignable rotary encoders and utilizes a 5 button menu system.