A03620: CELL_SPT_GSM850_MS_NUM
This measurement provides the number of calls originated or terminated by MSs that process services in this cell and support the GSM850 band.
Integer number or integer.
When classmark 3 in the sent message includes the "GSM 850 Associated Radio Capability" field, this measurement is triggered if any of the following situations occurs: the MS sends the classmark change message; the MSC sends the classmark update message; the incoming BSC handover is complete.
This is an original counter without involving any formula.