It would be quite helpful if you explain in more detail what your project exactly is, what kind of pulse you want to measure (heart pulse, quasar flux, lightning, the Big Bang?), what hardware you are using, and the kind of sketch you have in mind.
It would be quite helpful if you explain in more detail what your project exactly is, what kind of pulse you want to measure (heart pulse, quasar flux, lightning, the Big Bang?), what hardware you are using, and the kind of sketch you have in mind.