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Consider R1=10 kN, R2=30kN, R3=R4=20 kN, C= 0.5µF; Connect =Vs to =12V for the Wein bridge oscillator shown in Figure 2. Draw the Vout Vs t. Is it a stable or unstable oscillation and explain why? If unstable what should be the value of R2 to make it stable.

Consider R1=10 kN, R2=30kN, R3=R4=20 kN, C= 0.5µF; Connect =Vs to =12V for the Wein bridge oscillator shown in Figure 2. Draw the Vout Vs t. Is it a stable or unstable oscillation and explain why? If unstable what should be the value of R2 to make it stable.

Introductory Circuit Analysis (13th Edition)
Introductory Circuit Analysis (13th Edition)
13th Edition
ISBN:9780133923605
Author:Robert L. Boylestad
Publisher:Robert L. Boylestad
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Page 3 of 4 Consider R1=10 kN, R2=30kN, R3=R4=20 kN, C= 0.5µF; Connect +Vs to #12V for the Wein bridge oscillator shown in Figure 2. Draw the Vout Vs t. Is it a stable or unstable oscillation and explain why? If unstable what should be the value of R2 to make it stable. R2 12 V Vouti R1 -12 V V1 R3 R4 Figure 2: Wein bridge Oscillator
Transcribed Image Text:Page 3 of 4 Consider R1=10 kN, R2=30kN, R3=R4=20 kN, C= 0.5µF; Connect +Vs to #12V for the Wein bridge oscillator shown in Figure 2. Draw the Vout Vs t. Is it a stable or unstable oscillation and explain why? If unstable what should be the value of R2 to make it stable. R2 12 V Vouti R1 -12 V V1 R3 R4 Figure 2: Wein bridge Oscillator
Expert Solution
Step 1

Given that

R1=10KΩR2=30KΩR3=20KΩR4=20KΩC3=C4=C=0.5μF

In the case of wein bridge of oscillator,

Oscillation will be sustained and stable if

R2R1≥R3R4+C4C330K10K≥20K20K+CC3≥1+13≥2

 

 

 

 

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