• Description
  • Specifications
  • Ordering Info


DTA-2115 Features

  • High-end test modulator for PCI Express with support for every popular digital TV and digital audio modulation standard
  • Ultra low phase noise
  • Wideband upconverter 32…2186MHz, fully agile over VHF, UHF and L-band
  • All-digital modulation for flexibility and excellent signal quality
  • Digital channel simulator option including multipath echo and phase noise simulation
  • 1-lane PCI Express gen3 (PCIe3 1x)

Modulation standards (included)



–   Modulation standards:  ATSC-M/H, CMMB, DAB(+), DTMB, DVB-C2, DVB-S2X, DVB-T2 MPLP, ISDB-S, ISDB-T, ISDB-Tmm, T-DMB
–   Arbitrary I/Q samples
–   AWGN insertion

DTA-2115 Applications

  • The ultimate test modulator in the lab
  • DVB-S2X modulation
  • Up to 64-MHz DVB-C2 channel bonding
  • With DTAPI: Create your own application that generates an RF signal that can be directly fed to any receiver


Main output RF connector                          50-Ω SMA female
Main Output RF Level Range *                  -50 .. 0dBm
Main Output Level Step size                       0.5dB
Monitor output RF connector                      75-Ω F female
Monitor Output Level                                    -45dBm
10-MHz/1pps input                                       2x 50-Ω BNC female
Frequency range                                          32 .. 2186MHz
Symbol rate  **                                              0.088 .. 85MBd
I/Q sample rate **                                         0.088 .. 85MHz
Bandwidth (max)                                          72MHz
Transmit MER                                               >43dB
Phase noise                                                  <-116dBc @ 10kHz
Spectral Flatness                                          0.5dB
Spectral Punity                                              >50dB
PCI Express                                                  PCIe3 x1
OS                                                                  XP/2k3/Vista/2k8/7/8, Linux 2.6

* RF level range depends on modulation type
** If the DTA-2115 is used in a PCIe gen 2 slot, certain sample rate restrictions will apply

Ordering Info

All USA orders will be shipped from our USA warehouse.
All other orders will be shipped from Canada.

DTA-2115  –  All-standard VHF/UHF/L-band modulator for PCIe. Includes modulation standards: ATSC VSB, DVB-C, DVB-S, DVB-S2, DVB-T, DVB-T2 SPLP, QAM-B, QAM-C

DTA-2115-SP  –  All-standard VHF/UHF/L-band modulator for PCIe with StreamXpress player software.
Includes modulation standards: ATSC VSB, DVB-C, DVB-S, DVB-S2, DVB-T, DVB-T2 SPLP, QAM-B, QAM-C

DTA-2115-GOLD    –   All-standard VHF/UHF/L-band modulator for PCIe with all current and future modulation options, channel simulation and StreamXpress including remote control

NOTE: DekTec does not recommend to purchase DTA-2115 without StreamXpress software

Available Options for DTA-2115 and DTA-2115-SP

  • DTC-305-CM – XpressSim channel-modelling option
  • DTC-370-ISDB – ISDB-T modulation option
  • DTC-371-IQ   – IQ samples playout option
  • DTC-373-IS   –  ISDB-S modulation option
  • DTC-374-DTMB – DTMB modulation option
  • DTC-375-CMMB – CMMB modulation option
  • DTC-376-DAB   –   DAB(+), T-DMB modulations option
  • DTC-377-MH  –  ATSC-M/H modullation option
  • DTC-378-T2   –  DVB-T2 modulation option
  • DTC-379-C2  –  DVB-C2 modulation option
  • DTC-382-Tmm  –  ISDB-Tmm modulation option
  • DTC-383-S2X  –  DVB-S2X modulation option

StreamXpress Playout and Control Software Description

  • High-performance playout software
  • Endless play with optional automatic correction of continuity-counter, PCR/PTS/DTS and TDT/TOT fields
  • SOAP-based remote control to automate StreamXpress operations (DTC-302-RC option)
  • Saving and restoring playout parameters using XML-based settings file
  • Reproducible injection of errors in the transport stream with adjustable error rate
  • Easy-to-use control of modulation and channel simulation parameters