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Digital To TV
DT-101/102: DVB-T modulators
DT-202: DVB-S to DVB-T transmodulator
DT-232: DVB-S/S2 to DVB-T transmodulator with CAM
DT-212: DVB-T to DVB-T transmodulator
DT-311/312: DVB-T receiver, ASI output
DT-301/302: DVB-S/S2 with CAM receiver, ASI output
DT-324: IP to ASI converter
DT-421: ASI to IP converter
DT-504: 4xVideo/Audio to DVB-T
DT-700: 16 input 4x1 combiner
DT-710: 8 input combiner, amplif. output
DT-722: 4 input combiner, amplif. output
DT-730: 30 dBm power amplifier (1 W)
DT-800: control and power supply
DT-802: control and redundant power supply
DT-900: sub rack framework
DT-202 Dual DVB-S to DVB-T Transmodulator
The DT-202 modules are DVB-S (QPSK) to DVB-T (COFDM) transmodulators. They have direct QPSK input that can be tuned to any satellite transponder and output in the UHF band. They are agile in frequency and output level.

With our exclusive PID filtering function the user can remove video, audio or data services from the original transport stream. The system allows reducing bit rate of the incoming satellite transponders to values compatible with COFDM.

Modulation, Forward Error Correction or Guard Interval can be set to the desired values depending on the application.

This allows packing more programs in a single COFDM channel than a standard off air DTT channel. A Typical configuration for a coaxial TV distribution system can be 64QAM, FEC=3/4 and GI=1/32 so that the modulator accepts the highest bit rate possible.

The dual DVB-S to DVB-T transmodulator (DT-202) includes an internal combiner that delivers a single DVB-T output with high C/N. This feature gives great robustness to the signal, allowing adding RF amplifiers in cascade during distribution with minimal loss of signal quality.
Click here to enlarge the image of the DT-202
Click on the image to enlarge it.
DVB-S FI INPUT
  Connectors
2 independent DVB-S FI inputs
F-Type female, Impedance 75 Ω
RF OUTPUT
  Connectors
2 combined DVB-T multiplexes
BNC female, Impedance 50 Ω
TS PROCESSING
  Filtering
  Measurements
PID Filtering with Filtering Table up to 32 PID
Bitrate of the output multiplex
Percentage of bitrate used relative to the maximum capacity of the multiplex
CONFIGURATION AND
POWER SUPPLY

hrough the DT-800 Control Module. Control can be done remotely from a PC