DekTec logo
DTA-107 - Satellite Modulator for PCI  


Satellite Modulator for PCI

DekTec's first and extremely succesfull modulator card. At release, the DTA-107 supported DVB-S, while in a later stage support for DVB-S2 was added.

The DTA-107 is no longer in production, but the card is still available in limited quantities and remains supported in DekTec's SDK and software.


Key Characteristics

RF frequency 950 to 2150MHz (L band)
Symbol rate 0.088 to 45MBd
RF output level -47 to -27dBm

Inputs and Outputs

2x RF output 75-Ω F-type female
Slot PCI

Modulation Standards

Base DVB-S
Options DVB-S2, ISDB-S
More options AWGN insertion

PC Support

OS Windows 10, 11
Windows Server 16, 19, 22
Linux ≥2.6.18, 3.x, 4.x, 5.x
Processor Core i5 minimum
Core i7 recommended

Or equivalent AMD CPUs


StreamXpress Play TS files and control modulation parameters
XpressSim Channel simulator (option for StreamXpress)
SpRcApi StreamXpress remote control API for automated playout and modulation
DekTec SDKs Create your own full-custom application with modulated output via the DTA-107


DTA-107-SP1.885No stock
Satellite modulator for PCI with StreamXpress player software.
DTA-107-S2-SP2.405No stock
Satellite modulator for PCI with DVB-S2 modulation and StreamXpress player software.
Modulation Options

Prices exclude applicable sales tax, shipping charges and customs duties. Quantity discounts may be available, please request a quotation.


  • A satellite test modulator with integrated L-band upconverter, on-board channel coder with RS encoder, convolutional interleaver, base-band shaping filter and programmable output level (requires DTC-305-CM license).
  • Support for AWGN insertion option and programmable convolutional rates: 1/2, 2/3, 3/4, 4/5, 5/6, 6/7 or 7/8.
  • Support for DVB-S2 and ISDB-S (require extra licenses).


  • The multi-purpose satellite television RF signal generator for use in your R&D lab, for developing and qualifying satellite equipment or for experimentation with RF modulation schemes.
  • Create your own satellite RF-generating applications using the free SDK.
  • In combination with MuxXpert you can real-time multiplex streams and generate a full DVB-S or DVB-S2 signal.

Block Diagram

DTA-107 block diagram

Related Products