ei! help me with circuit.. i want to change the semiconductors...will you please suggest a substitute for this.. tnx!!
Resistors (all 1/4W 5% carbon film)
R1,R9 1k (brown, black, red, gold)
R2,R10,R11 470R (yellow, purple, brown, gold)
R3,R13 10k (brown, black, orange, gold)...