An astable multivibrator is designed using 555 timer IC as shown below- Given that RA - 450 - RB- 0-5 k - - C- 1 - FThe free running frequency of the multivibrator is Hz

F= 1.45(R_A+2R_B)C = 1.45(0.45+2× 0.5)× 10^5× 1× 10^ 6 =1.451.45× 10^3 Hz = 1000 Hz ...

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An astable multivibrator is designed using 555 timer IC as shown below.
Given that $R_{A} = 450 Ω; R_{B} = 0.5 k Ω; C = 1 μ F$
The free running frequency of the multivibrator is _____Hz
1000

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