general catalog - Index of
general catalog - Index of
general catalog - Index of
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ClassA HEADENDSTDC. Digital SAT-TV Reception Equipment with Embedded CATerrestrial TV reception, standard DVB-T / MPEG-2 (EN 300 421).De-encryption and Digital-to-Analogue Transmodulation Process (Encrypted COFDM → Clear AM). The encrypted TV programmes transmittedin COFDM Terrestrial-TV channels are de-encrypted and presented on conventional vestigial side band VHF/UHF channels (any TV system andColour system).COFDM Receivers with Embedded Conditional AccessMODEL TDC-V100 TDC-V200 TDC-V400 TDC-V500 TDC-C400REF. 4450 4451 4452 4453 4431Remote Programming FunctionYESEmbedded Conditional Access * Viaccess TM Conax TMOutput channel TV System B / G D / K / I / L B / G D / K B / GOutput channel Audio System Mono A2Output channel Colour SystemPAL , SECAM , NTSCInput frequency MHz 174 - 230 and 470 - 862Input level dBµV 35 ... 100Selectable output channel located between: MHz 45 - 862Adjustable output level dBµV 65 to 80Supply voltage VDC +12Consumption mA 620 670 TDC-V100* Contact IKUSI for other Condicional Access system.FUNCTIONAL DESCRIPTION OF THE TDI TRANSMODULATORSAn TDC embedded CA receiving module carries out a complete channel processing from the input to the output:- tunes a COFDM digital channel within the BIII or UHF bands,- selects an encrypted TV programme from the multiplex being received, and- de-encryptes and presents it on a conventional TV channel that is selectable throughout the 45-862 MHz band.Programming <strong>of</strong> each module involves the following selections and settings:- Central Input Frequency (125 kHzincrements).- Bandwidth (7 or 8 MHz).- Hierarchy Level (high or low priority).- TV Programme and Audio Service.- Parameters <strong>of</strong> the output TV channel (video carrier frequency, TV system, colour system,video modulation depth, audio modulation index, carrier level ratio, output level).- Image Format. Possible conversions are 16:9 to 4:3 Pan&Scan and 16:9 to 4:3 Letter-Box. Inserting the smart cardExample <strong>of</strong> TDC headend for eight encrypted digital TV programmes.56ClassA Headends
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