The figure below shows the block diagram of an LC oscillator. C1 and C2 are capacitors with values 10,000μF and 1000μF, respectively. The inductor is 20μH and C3 is a variable capacitor with capacitance range of 10pF- 120pF (11 C1 C2 a. What is the range of the circuit's oscillation frequency? b. Is the amplifier an inverting or non-inverting amplifier? Provide a detailed explanation to support your answer (use complete sentences). c. If the amplifier provides a gain of |A|=5, will the circuit oscillate? Provide a detailed explanation to support your answer (use complete sentences).

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The figure below shows the block diagram of an LC oscillator. C1 and C2 are capacitors with values 10,000μF
and 1000μF, respectively. The inductor is 20μH and C3 is a variable capacitor with capacitance range of 10pF-
120pF (11
C1
C2
a. What is the range of the circuit's oscillation
frequency?
b. Is the amplifier an inverting or non-inverting
amplifier? Provide a detailed explanation to
support your answer (use complete
sentences).
c. If the amplifier provides a gain of |A|=5, will
the circuit oscillate? Provide a detailed
explanation to support your answer (use
complete sentences).
Transcribed Image Text:The figure below shows the block diagram of an LC oscillator. C1 and C2 are capacitors with values 10,000μF and 1000μF, respectively. The inductor is 20μH and C3 is a variable capacitor with capacitance range of 10pF- 120pF (11 C1 C2 a. What is the range of the circuit's oscillation frequency? b. Is the amplifier an inverting or non-inverting amplifier? Provide a detailed explanation to support your answer (use complete sentences). c. If the amplifier provides a gain of |A|=5, will the circuit oscillate? Provide a detailed explanation to support your answer (use complete sentences).
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