A CA3140 drives a complementary output stage Ql, Q2, and Q3. Output power depends on supply voltage and limits on dissipation of Q2 and Q3, but it can be 1 or 2 W with a higher impedance speaker and a 30-V supply.
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Op Amp Audio Amplifier Circuit Diagram
Written By MR HARI on Senin, 27 Mei 2013 | 10.27
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