A LM380 power amplifier is used in a intercom system with amplifier ga – McqOptions

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1.	A LM380 power amplifier is used in a intercom system with amplifier gain = 50 and the transformer turns ratio is given as 35.Find the overall gain of the circuit.$
A.	1880
B.	1750
C.	1370
D.	1580
Answer» B. 1750

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