... 32,64 M, 128M, 256M, 512M, from 60 minutes --- 16 hours broadcasting needs to meet a variety of users. 2 ... one group of conventional broadcasting equipment (amp machine, VCD, tape, radio head, transmitter, etc.) and 4-way power control sub-control ... language teaching, and hearing examinations function. 18, micro-computer control: Built-in intelligence of the system micro-computer controller, can be ...