Q66
In a typical 555 astable multivibrator circuit, if RA = RB = 2.2 kΩ and C = 0.1 µF then the free-running frequency is:
A.
3.123 kHz
B.
2.186 kHz
AnswerC.
4.128 kHz
D.
6.226 kHz
Answer: Option B
Solution
Answer: Option B
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