Digital Video Interfacing Products

iMod

AT278USB

The smallest Multi-standard Modulator
DVB-T/H/C ( QAM-A/B/C ), 
ATSC 8-VSB & ISDB-T Modulator
VHF & UHF Up-converter
IF & RF outputs
DVB-ASI input 

 

 

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Datasheet

           

Drivers

               

SDK

               

 
Standard Features:
Combined DVB-T/H, DVB-C, ATSC 8-VSB & ISDB-T Modulator with VHF & UHF Upconverter.
High Speed USB 2.0
Windows XP, Vista, Windows 7 & Windows 10 Drivers + SDK & Linux Drivers.
Accompanied by DVSStation4 Alitronika's Application Software.
Supports DVB According to Standard A1010 Rev1 and EN50083.
Modulation of Transport Stream files from Harddisk.
Modulation of Transport Stream from the ASI input.
All modulation processes are carried out by the hardware so that there is no load on the PC processor,
   So there is no need for an expensive high performance PC.
Supports Burst or continuous modes, 188 and 204 packet sizes.
Bitrates:
- DVB-T/H : 4.98 MB/s to 31.67 MB/S.
- DVB-C : 14 MB/s to 65 MB/S.
- ATSC : 10.76 MBaud to 19.30 MBaud.
Input
DVB-ASI input. 
Output
RF Output.
IF Output.
Block Diagram:

Connections:

Application:
Targeted for Digital Video Professionals, Sophisticated End Users and OEMs
the AT278USB is an ideal solution for a number of applications such as:
Development Tools for DVB-T/H/C Receiver R&D.
IP to DVB Gateway.
DVB-T/H/C & ATCS Transport Stream Generation.
Stand alone COFDM ( Terrestrial ), QAM ( Cable TV ) & ATSC signal generator for Test & Validation.
Demonstration and Trade Shows.
DVB-T/H/C & ATSC output for OEM product.
Specification:
General Spec.
On Board Buffer: 16 Mbytes.
IF Connector: 75 Ohms BNC.
IF Output Frequency: 35-37 MHz or 69-71MHz adjustable in 1Hz steps.
RF Connector: 75 Ohms BNC.
RF Output Frequency Range: 50MHz to 1000MHz.
RF Output Power over bandwidth: -15dBm to -50dBm, adjustable in 0.5dB steps.
DVB-T/H Spec.
Channel Bandwidth: 5MHz, 6MHz, 7MHz, 8MHz.
COFDM Spectrum: 2k,4k and 8k carriers non-hierarchical.
Standards: COFDM according EN 300 744.
Modulation Modes: QPSK, 16QAM and 64QAM.
Guard Interval Modes: 1/32, 1/16, 1/8 and 1/4.
FEC Code Rates: 1/2, 2/3, 3/4,5/6, 7/8.
Spectral Inversion: Both inverted and non-inverted.
DVB-C Spec.
Channel Bandwidth: 6MHz, 8MHz.
Standards: QAM according EN 300 744.
Modulation Modes: 16QAM, 32QAM, 64QAM, 128QAM and 256QAM.
ATSC 8-VSB Spec.
Channel Bandwidth:6MHz.
Standards:A/53 8-VSB.
ISDT Spec.
Channel Bandwidth: 6MHz
Standards: ARIB STD-B31
DVB-ASI Spec.

DVB-ASI Input Connector: 75 Ohms BNC.
DVB-ASI Input return loss: 15dB.
Application Software:
DVSStation3/4/IP: Alitronika devices are supported by DVSStation3/DVSStation4 or DVSStationIP, Alitronika's FREE Transport Stream Player, Recorder, Analyser and converter application software. Please refer to the specification and User Manual of these applications for more information. Even better please download them from our website and try them out. They works in DEMO mode without any Alitronika devices.

Play Screen=> In normal operating conditions

Record Screen => In normal operating conditions

ISDB-T Settings

ATSC Settings

DVB-C Settings

DVB-T Settings

DVB-T Guard Interval Settings

DVB-T Modulation Mode Settings

DVB-T FEC Settings

DVB-T Bandwidth Settings

Rf Settings

IF output frequency is selectable between 35MHz & 70MHz

The application software provides the user with many functions & features such as :

PID Filtering

Bit, Byte & Packet error insertion

TOT & TDT selection

PlayBack in loops, sub-loops.......

Hardware Working Regiters are accessable for monitoring

Among the "Goodies" are a Video Viewer

Hex Editor

A DVB to IP Player/Converter

As well as the Integrated Quick TS Analyzer, TSReader support these devices.

 

 

 

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