Question

Σ A nerve stimulator that stimulates for 250 μs every 55 ms is designed using 555 timer configured below on the left. a) What is the other electric element needed for the stimulating signal? b) If the value of the capacitor is chosen to be 0.2 HuF, what should be the values of R, and R,? (Hints: The high voltage and low voltage time are given in the figure on the right.) 5V 1 5 ov

Answer 1

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