The Bel BM-A1S is a high quality space efficient 1U Audio monitor with alarm facilities. Audio inputs provided are analogue (4), AES (2 pairs) or any group demuxed from SDI.

Input levels are shown on 4 high-resolution, tri-colour bar graph meters with user adjustable colour transition points & peak-hold facility. Six standard user selectable scales & ballistics are also provided. Analogue input and output levels can be independently adjusted.

The audio source feeding the speakers is provided as a line output and to a headphone front panel socket. Composite video recovered from the SDI input is provided.

Three high quality magnetically screened speakers are used to provide high SPL audio reproduction with system limiting. These monitors also provide alarm facilities for audio over/under level and sustained anti-phase.

An RS232 port provides remote control of all switch and alarm functions.