DekTec DTA-124 Quad ASI/SDI Input Adapter
- Four digital-video input channels, each independently configurable as a DVB/ASI transport-stream input or serial digital video (SDI) input
- DVB/ASI compliant to EN50083
- SDI compliant to SMPTE-259M
- Four independent DMA controllers with scatter/gather capability
- PCI rev 2.2, 32 bit, 33 or 66 MHz bus
- Each channel can run the StreamXpertTM MPEG-2 analyser or DtTV television software (license required)
Overview
- Four Independent ASI/SDI Inputs
- 8-MB Input Buffer on each Channel
- Support for Time Stamping
- Comes with free:
- Windows-2000/XP/2003 & Linux device driver and Software Development Kit fordeveloping custom applications
- Example source code for recording
- DtGrabber: Windows recorder program
Features
- Four digital-video input channels, each independently configurable as a DVB/ASI transport-stream input or serial digital video (SDI) input
- DVB/ASI compliant to EN50083
- SDI compliant to SMPTE-259M
- Each channel supports:
- Adaptive cable equalisation
- 8-Mbytes input buffer
- DVB/ASI up to 214 Mbit/s
- 10-bit SDI, full stream @ 270 Mbit/s
- Time stamping
- Synchronized and raw receive modes
- Inverted DVB/ASI
- Counters for bit-rate measurement
- LED indicator to show lock and synchronization status
- Four independent DMA controllers with scatter/gather capability
- PCI rev 2.2, 32 bit, 33 or 66 MHz bus
- Each channel can run the StreamXpertTM MPEG-2 analyser or DtTV television software (license required)
Specifications
Parameter | Value | |
ASI/SDI Connector | 75 Ω BNC (4x) | |
Input Return Loss | >17 dB | |
Error Free Cable Length | 300m max | |
ASI | Physical Layer | DVB/ASI-C* |
| Bit Rate | 0...214 Mbit/s | |
| Packet Size in Bytes | 188 or 204** | |
| SDI | Physical Layer | SMPTE 259M-C* |
| Bit Rate | 270 Mbit/s | |
| # Bits | 8 or 10 bit | |
* The "-C" suffix indicates Coax as physical-transport medium
** Arbitrary packet size in a raw mode

