TDH  700 Satellite headend (FTA & CAS) Triax digital headend - TDH 700 TDH 700 is a modern digital compact headend. Each basic unit holds up to six modules each carrying a satellite, cable, or TERestrial channel. A complete system is simply built with the main/sub unit system where 1 basic unit and 4 sub units can be coupled in cascade and operate as one integrated headend with 30 channels.  All communication between modules and the basic units is done via a high speed data-bus, and by means of this modern communication structure, important features like operating the system, software updates, and remote access have become extremely simple. Six satellite freeview channels can be put in each TDH case, TDH 700 main unit TDH digital satellite modules QPSK-PAL  TDH DVB-S  modules convert a coded or uncoded digital signal from a satel- lite to a modulated PAL/SECAM signal for distribution in a community cable system. s  Full-band high-quality modulator s  Conditional access via CI or Free To Air s  Advanced watchdog function  s  Fully DVB S compatible  s  Multi language menu  s  MPEG transport stream available for slave modules  s  Mono sound / A2 stereo / Nicam available TDH digital slave modules - Satellite Technical data TDH - Slave modules (VSB) VHF/UHF Slave modules for DVB-S master modules s  Full-band high-quality modulator s  Mono sound / A2 stereo / Nicam available