kikku26

ok thankx

i am sorry the complete circuit has an adapter .the complete circuit is attach have not made the adapter but is using one which i bought. but the current from it is 8V and 1.3 A what cahnge shouli make to the circuit the transformer told in the diagram is 7.5V 500ma

i have made a buzzor using ic 74LS373 only 500ma should be given .can i give above that (about 1.3 A)Huh will the circuit work Huh i hae attched the circuit diagram .................