Supports HD-SDI, SD-SDI and ASI
Relay for creating failsafe application
API to access video, audio and ANC data

  • Description
  • Specifications
  • Ordering Info



  • One dedicated HD-SDI/ASI input and one dedicated HD-SDI/ASI output
  • Watchdog-controlled input-to-output relay bypass for failsafe configurations.
  • DekTec Matrix API© 2.0 provides convenient access to video, audio and ANC samples, and takes care of the plumbing for creating real-time SDI processing applications
  • Cable equalisation and inverted ASI
  • Bitrate measurement and statistics
  • Flexible receive modes with time-stamping, packet-sequence counting and false-sync pass through for full TR 101 290 support.
  • CI Express gen2 x1, low profile.
  • Free drivers and SDK (DTAPI) for Windows and Linux.


  • Stream generation, capturing and processing, with relay-based failover for creating highly-available systems
  •  Low-latency logo/subtitle insertion.
  • Analyze and monitor SDI and Transport Streams with DekTec’s StreamXpert and SdEye software.


DTA-2175 Block Diagram



Ports 1x SDI/ASI in, 1x SDI/ASI out
Physical Layer DVB-ASI : EN50083-9
Connector 2x 75-Ω BNC
Cable Length SD-SDI – 375m
HD-SDI – 210m
Matrix API 2.0 8/10/16-bit conversion
Audio/video/ANC data extraction
Scaling by 1/4 or 1/16
Access to all 16 audio channels
PCI Express PCIe2 x1 low profile
OS Windows 2k8,2k12,2k16,7,8,10
Linux ≥2.6.32, 3.x, 4.x

Supported SDI Formats

525i, 625i

Ordering Info

All USA orders will be shipped from our USA warehouse. 

All other orders will be shipped from Canada.

DTA-2175 – HD-SDI/ASI in+out with relay bypass, low profile PCIe.

DTA-2175-SLP – HD-SDI/ASI in+out with StreamXpress, StreamXpert Lite

DTA-2175-SXP – HD-SDI/ASI in+out with StreamXpress, StreamXpert

DTA-2175-SY-SXP – HD-SDI/ASI in+out with StreamXpress, StreamXpert, and SdEye

DTA-2175-VR-SY-SXP HD-SDI/ASI in+out with StreamXpress, StreamXpert, SdEye and VF-REC advanced TS/SDI capturing software (VR)


Software Description

1.  StreamXpress –  Playout  Software

  • Low-cost, high-performance playout software that supports all DekTec output adapters
  • 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

2.    StreamXpert – Transport Stream Analyser Software
• Real-time analysis, monitoring and recording of MPEG-2 transport streams
• Recording based on duration, size or manual
• Provides detailed statistics on the PIDs, services and tables found in the transport stream
• Displays PIDs, services, tables, descriptors, stream information and PID-grid (compact overview of all PIDs)
• User definable TR 101 290 templates
• PCR analysis
• Measurement of bitrates, PCR-accuracy and interval
• Integrated SD/HD video and audio decoder with support for MPEG-2, AVC/H.264, HEVC/H.265, AVS, 4:2:2 and 10 bit video streams and MP1 / MP2 / (HE-)AAC / Dolby AC3 / Dolby AC4 audio
• Deep decoding of PSI, DVB-SI, DVB-RCS and ATSC-PSIP tables and descriptors
• Closed captions decoding
• SI decoding with user templates, Dolby AC4 analysis, multi-monitor support
• Support for analysing TS-over-IP streams via a DTA-2160 / DTA-2162 or a local network port
• The world’s most cost-effective and user-friendly transport-stream analyser

3.  StreamXpert Lite – Light-weight version of StreamXpert for viewing and recording transport-stream contents, and for decoding audio and video.

                                                             StreamXpert           StreamXpert Lite

Ribbon based GUI                                        ✓                               ✓
List with properties of all PIDs                      ✓                               –
List with properties of all services                 ✓                               partial
List with properties of all tables                    ✓                                –
Video Decoding
HEVC                                                            ✓                                ✓
AVC                                                               ✓                                ✓
AVS                                                               ✓                                ✓
MPEG-2                                                        ✓                                ✓
4:2:2                                                              ✓                                –
10-bit                                                             ✓                                –
Full screen mode                                          ✓                                ✓
Multi-monitor support                                    ✓                                ✓
Audio Decoding
HE-AAC                                                        ✓                                ✓
AAC                                                              ✓                                ✓
E-AC-3                                                          ✓                                ✓
AC-3                                                             ✓                                 ✓
MPEG-1 Layer II                                           ✓                                ✓
Supported Interfaces
DekTec input adapters                                   ✓                                 ✓
PC network ports                                           ✓                                 ✓
Custom table and descriptor templates         ✓                                  –
PID Grid, graphical overview of all PIDs        ✓                                  –
Dolby AC-4 analysis                                       ✓                                  –
Manual mode                                                ✓                                  ✓
Size based                                                    ✓                                  ✓
Duration based                                              ✓                                  ✓
Measurement and Compliance
TR 101 290 priority 1, 2 and 3                      ✓                                  –
Bitrate                                                           ✓                                  partial
PCR graphs                                                  ✓                                  –
PCR accuracy                                               ✓                                  –
PCR interval                                                  ✓                                  –
PCR frequency offset                                    ✓                                  –

4.     SdEye    –    SDI Analysis and Monitoring Software

  • Cost-effective real-time waveform analyser for SMPTE-259M signals
  • Displays picture, YCbCr / RGB waveforms, vectorscope and peak meter
  • Various picture display modes: interlaced, top- or bottom-field only, top and bottom field, full SDI frame
  • User can select whether he wants to display Y, Cb, Cr, R, G and/or B components in the picture
  • Contemporary GUI with quick access buttons and user-selectable window layout
  • Supports all DekTec SDI-capable adapters including bus-powered USB-2 units for portable SDI monitoring

5.   VF-Rec – Advanced transport-stream/SDI recorder

• Advanced recorder for TS, ETI, SDI, I/Q samples and T2MI.
• Allows to do continuous recording and remote control through SNMP
• Record to a single file, to multiple files or continuous
• SDI recording 10-bit full frame, up to 3G-SDI
• Remote monitoring and control through SNMP

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