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Timer “Wraparound”
Internally, the timer is continuously counting up to 199.99 seconds and then
“wrapping around” to 0. When the start button is pressed, this internal time
is reset to 0. This means that the maximum timing period is limited to 199.9
seconds. Shots recorded after this will reect the “wrapped” time. Splits are
calculated correctly, as long as the timer has wrapped around only once since
the start of the cycle.
Accuracy
The Pocket Pro II measures internally to a resolution of 1 mSec, but shot displays,
splits, etc. are internally rounded to the nearest 10 mSec. For this reason, RPM
readings may appear to be inaccurate when manually calculated using the
displayed shot string values. In reality, the RPM reading is actually more accurate
than the manual calculation since it is calculated using the internal shot times,
which are measured with 1mSec resolution.