Maps Processing Modules
MFM-SS  Single output source select for  zone selection or mixing. Local and RS232 controlled (Not currently available) MFM-GM  Twin group mixing module with preset group level controls and sig(nal) present indicator MFM-EQ  Stereo EQ module for use with input, output or group modules (Not currently available) MFM-MTR  Twin level meters for  Monitoring signal levels