MC-50, MC-50MKII: Differences Between the MC-50 and MC-50 mkII.
The differences between the MC-50 and the MC-50mkII are:
The MC-50mkII adds:
1) Ability to load and save SMFs.
2) Ability to record while syncd to tape (Smart FSK).
The update to convert the MC-50 to the MC-50mkII is no longer available.
However, the MRM-500 software (part #SU-12) is currently available from
Customer Service and can be used to convert SMFs to MC-50 format.