We are offering sdl 901 basic logic gate.Object : to verify truth tables of different logic gates using ic'ssix separately built logic gates with their symbols, two switches for logic 0 and 1one buffered led.+5v regulated dc power supplydc supply short circuit & overload protectedoperable on 220v50hz accomplete with manual and patch cords.Size : 235x180x80mm(approx).Know more