Samples the rate of a signal repeatedly over a repeating interval, keeping and averaging only the last 10 samples. Input into the "+" combinator next to the constant combinator. Set duration D in constant combinator. Light on top flashes when a new value has been added. Lights on bottom show how many samples have been taken. Disable and re-enable constant combinator to reset. Outputs 100x the rate from the last "/" combinator on the bottom.