Objective : To verify the truth table of 3 input AND gate, OR gate, NAND gate, NOR gate, single input NOT gates, Boolean expressions & Demorgan’s Theorem’s.

Features : Instrument comprises of DC Power supply 5V/150mA, 4 SPDT switches provided for selecting logic ‘1’ & logic ‘0’, 2 Red LED output indicators, circuit diagram printed for 5 ‘OR’, 5 ‘AND’ & 4 ‘NOT’ gates & their respective IC’s placed inside the cabinet & connections brought out at sockets.