Elman's BBSD is a video black burst separator for PAL/NTSC designed to extract sync and color burst from a composite video signal, then distribute it on 4 outputs for genlocking and other uses.

Elman's BBSD is a stand alone module (that can be accommodated in the ELMAN’s 1 RU 19" multifuction-system subrack which can be inserted together with other two stand alone modules simultaneously.
The Elman BBSD can be independently utilized also being the apparatus provided with its own power supply (220 Vac) and with all the necessary connectors on a rear panel:

A LED on front panel shows when the power is on.