Audio and video signal monitor apparatus

摘要: A signal monitor apparatus displays an envelope image of audio together with a related video on picture screen monitor. When applied to system including plurality sources and corresponding systems, the can whole as therefore operator reliably abnormalities, such wire break or other trouble. This comprises sources, A/D converter (14) for converting signals from into digital signals, decimation filter (15) rounder (16) compressing timebases outputs (14), data (17), RAM (18), timing controller (19) circuit (21) compressed mixer (23) mixing original converted (24) displaying mixed output.