prasadaraju
@prasadaraju-gaiILl Member
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What is the use of optocoupler in this circuit?
R1-7-9=1Kohm R2-3-4-5=100Kohm R6 =10Kohm R9 =47Kohm IC1 = 4066 IC2 =4N25 Q1-2=BC550 S1...11=Push button sw or keyboard S12=Push button normal closed All resistors is 1/4W 5%...
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can u tell me whether this circuit is having some error or not
#-Link-Snipped-# this is the link of my mini project i have selected but i came to knoe that some error is there in the circuit now...
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