I JUST WONDERED-# 1 FM PILOT TON MULTIPLEX [MPX] STEREO SYSTEM;
# 2 VHF TV MPX Sound \ DUAL ANALOGUE VL / VH main-sub & both channels selectable.
# 3 "POLAR STEREO"
the OIRT Stereo Plus# 4 AM STEREO - C QAM
# 5 AM STEREO - Harris System
# 7 AM STEREO - Magnavox System
# 8 AM STEREO - Kahn-Hazeltine
# 9 AM STEREO - Belar System
# 10 SATELLITE \ CABLE ANALOGUE STEREO RADIO \ TV TRANSMISSION
I MUST TO SAY,THAT IS EXPERIMENTED WITH 4 CHANNEL FM Quadraplex
and c-quam surround sound
AND WEERYY INTERESTING ERA - SIMULCASTING TV MPX AND RADIO STEREO PROGRAMS 
