Справочник Пользователя для Integrated Microwave Technologies LLC. 25VST-AMP

25VST-AMP

 User Manual

 

 
Revision 1.0 

 

 16 

3  Specifications 

3.1  Frequency Bands 

 

Base Part 

Number 

Frequency 

(GHz) 

RF 

Power 
(dBm) 

DC 

Power 

(W) 

25VST-13 

2.400-2.483 

37 

<75 

 
 

Tuning step size:  ............................... 250 kHz step size 
Frequency stability:  .......................... ± 10ppm 
Transmit Modes via Remote Control: 
Standby:  ............................................ No RF output 
Normal:  ............................................. Instantly on frequency transmission 

 

3.2  Modulation Modes 

Modulation 1 

Modulation Formats:  ........................ COFDM (DVB-T) 
Carriers:  ............................................ 2K 
Constellation:  ................................... QPSK, 16QAM 
Code Rate:  ........................................ 1/2, 2/3, 3/4, 5/6, 7/8 
Guard Interval:  ................................. 1/32, 1/16, 1/8, 1/4  
Bandwidth:  ....................................... 6 MHz, 7 MHz, and 8 MHz 

 

Modulation 2 (Optional) 

Modulation Formats:  ........................ COFDM (Proprietary) 
Carriers:  ............................................ 2K 
Constellation: ..................................... QPSK  
Code Rate:  ........................................ 1/2, 3/4 
Guard Interval:  .................................. 1/32  
Bandwidth:  ........................................ 1.25MHz, 2.5MHz 

 

3.3  MPEG Encoder 

      Method:  .................................................. MPEG-4 Part 10/H.264  

Video Coding: .................................... AVC 
Video Input: ....................................... Composite 

            NTSC:  ............................................... 720 x 480(4:2:0) 

PAL:  .................................................. 720 x 576(4:2:0)