DOC70ZA50.000MHZ DOCAT020F-010.0M DOCAT020F-019.44M DOCAT020F-020.0M DOCAT020V-010.0M DOCAT020V-020.0M DOCAT020V-024.576M DOCAT020V-025.0M DOCAT020V-030.72M DOCAT020V-040.0M