0 votes 0 votes closed with the note: Electronics question..Plz add question here after checking the relevance @makhdoom ghaya Fig. below shows the circuit diagram of a wien bridge oscillator using an op-amp. The frequency of oscillation is given by $f= 1/2 \pi CR$. To have the system oscillate the ratio $R_{2}/R_{1}$ should be $0.5$ $29$ $2$ Any value Integrated Circuits gate1987 integrated-circuits out-of-gate-syllabus + – makhdoom ghaya asked Nov 15, 2016 recategorized Apr 22, 2021 by Lakshman Bhaiya makhdoom ghaya 900 views comment Share Follow See 1 comment See all 1 1 comment reply thor commented Nov 15, 2016 reply Follow Share It's not in Gate syllabus. Someone close this 2 votes 2 votes Please log in or register to add a comment.