AHBC Typical Circuits Control Circuits (2) Double Line Bi-Directional with Signal Regulation, Stop/Non-Stop Controls and Over-Run Call by Track Circuit Where Strike-in Allows M.R.O.T
Information technology — Coding of moving pictures and associated audio for digital storage media at up to about 1,5 Mbit/s — Part 1: Systems — (ISO/IEC 11172-1:1993)
Information technology — Coding of moving pictures and associated audio for digital storage media at up to about 1,5 Mbit/s — Part 2: Video (ISO/IEC 11172-2:1993)
Information technology — Coding of moving pictures and associated audio for digital storage media at up to about 1,5 Mbit/s — Part 3: Audio (ISO/IEC 11172-3:1995)