> What did you think "tachometer speed" was, if not the fan speed? Does > the max6650 driver not return correct fan speeds for you? Given that most PC fans produce two pulses per rotation, I assumed it was the frequency of the tachometer signal, which is twice the fan RPM. _______________________________________________ lm-sensors mailing list lm-sensors@xxxxxxxxxxxxxx http://lists.lm-sensors.org/mailman/listinfo/lm-sensors