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Amateur Extra · FCC ELEMENT 4

E7B10

Amateur Extra · FCC Element 4 · answer reveals automatically

EXTRAE7 · Practical Circuits
E7B10

In Figure E7-1, what is the purpose of R1 and R2?

Figure for E7B10
AnswerVoltage divider bias

In Figure E7-1, R1 and R2 establish the transistor's base bias with a voltage divider.