This requirement can be met by:
- a separate MF DSC watch receiver locked on 2,187.5kHz; or
- a dedicated MF DSC watch receiver combined with the MF radiotelephone.
If DSC operation is desirable on other frequencies, an additional
scanning receiver shall be provided.
A single DSC decoder
may be used to serve both the DSC watch and the additional scanning
receiver only if continuous watch for distress and safety calls can