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DekTec DVB-S2 Modulator Card


The DTA 107-S2 is a PC-based solution for a complete DVB-S2 modulator featuring L-band upconverting from 950 to 2150 MHz that allows for a direct RF connection to a satellite receiver.

Sencore is the preferred distributor of DekTec in North America.

  • DVB-S2 modulator compliant to ETSI EN 302 307
  • Integrated L-Band upconverter with onboard 950 to 2150MHz synthesizer
  • Complete broadcast services modulator with BCH encoder, LDPC encoder, bit interleaver, constellation mapper and base band shaping filter
  • Supports all DVB-S2 defined code rates:
  • 1/4, 1/3, 1/2, 2/5, 3/5, 2/3, 3/4, 4/5, 5/6, 8/9 and 9/10
  • Can be operated in DVB-S mode
  • DTA-107 can be upgraded to DTA -107S2 in the field with a simple procedure
  • Free Windows /Linux SDK ( DTAPI) that is fully compatible with other DekTec digital video output adapters
  • PCI rev 2.2, 32 bit, 33 or 66MHz bus
  • File based DVB-S2 stream generator with output upconverted to L-band
  • DVB-S/S2 modulator replacement
  • DVB-S2 output for your (OEM) application

Modulation: QPSK, 8PSK
Useful bit rate range: 0 to 120Mbit/s
Symbol Rate
Range: 1 to 45MBd
Accuracy: ≤±25ppm
Resolution: <50mBd
RF Output
Connector (2x): F type, 75Ω
Carrier frequency: 950 to 2150MHz
Accuracy: ≤±1ppm
Roll-off factor: 0.35
Output level: -30 ±3dBm
Spurious: >40dB
Return loss: ≥15dB

Platform: Windows XP/2k3/Vista, Linux
Processor: P4@2.0Ghz (minimum) Core (2), Core i7 (or AMD equiv)
RAM: 512MB

DTA-107-SP: DVB-S modulator/ upconverter with StreamXpress
DTA-107S2-SP: DVB-S2 modulator/ upconverter with StreamXpress
DTC-372-S2: DVB-S2 firmware/software upgrade option for DTA -107