TV Transmitter

Discover new TV transmitter

Advantage of SIEL transmitter

Low consumption

Reduce consumption with Doherty technology

Dimension

Compact dimensions allow cheap shipping cost and space saving

All standards available

DVB-T, DVB-T2,DVB-TH, ATSC, ISDBT and DTMB availble

ANALOG

 

Video input parameters

Input signal level                                                 1 V p.p.

Input impedance                                                 75 W, unbalanced.

Input return loss                                                 >30 dB.

Video clamping                                                   Sync tip or back porch selectable.

White clipping set at                                            95% of modulation depth.

 

Audio input parameters

Input signal level                                                 +8dBu at +/- 50KHz pk. dev.

Input impedance                                                 600 W or > 3 kW.

Test tone nominal frequency                                400Hz

 

Output parameters

Output frequency range                                       BANDS IV/V: 470-860 MHz.

Gain flatness                                                       <1 dB.

Output impedance                                               50 W, unbalanced.

Permissible VSWR                                               <1.5.

Standard Output power                                        10W

Spurious suppression                                           > 60 dB.

Harmonic suppression                                         > 60 dB. Rejection of out of band IMD products                                          > 60 dB.

I.M.D. Products Suppression                                 > 60 dB (-8, -10, -16 dB) @ rated output power, with pre-correction inserted.

 

Transmission Quality

Vision weighted S/N ratio (CCIR 567)                    > 60 dB.

Amplitude Frequency response                             ± .5 dB within the Vision band.

Group Delay deviations                                        ± 30 ns within the Vision band.

2T K factor                                                         < 1.5%.

Luminance non linearity                                       < 5%.

Differential Gain error                                          < 3%.

Differential Phase error                                        < 3°.

Sync pulse compression                                       < 3%.

Audio frequency S/N ratio                                    > 64 dB @ 50 KHz deviation.

 

DIGITAL

 

INPUT PARAMETERS

 

Input signals                                                                                                        2 x ASI input

1 x IP input (optional FEC SMPTE 2022 input) MPEG2, H264

TS length 188 or 204 byte

Input impedance                                                                                                       75Ω

External reference frequency                                                                              10MHz

External reference impedance                                                                              50Ω

Time reference input frequency                                                                           1PPS

Time reference input impedance                                                                          50Ω

GPS                                                                                                                  Internal GPS receiver

Input changeover                                                                User selectable priority changeover for all TS inputs

TS processing                                                                    PCR restamping, NULL drops, rate adaptation, PID drops

 

OUTPUT PARAMETERS

MER                                                                                                                            ≥ 36dB

Shoulders                                                                                                              40dB Typical

Group delay error                                                                                                   ≤ 100ns

Amplitude error                                                                                                      ≤ 0.5dB

Quadrature error                                                                                                      ≤ 1°

 

OTHER

 

Pre-correction                                                                                     

Digital linear pre-correction 

 In band group delay and amplitude real time correction

 

Digital non-linear pre-correction 

Broad band non-linear phase and amplitude real time cubic

 

Up to 4 phase and amplitude curve storable in flash memory, downloadable and uploadable by web correction

 

Remodulator                                                                           DVB-T and DVB-T2 demodulation option available

 

 

  DVB-T  
 

SUPPORTED MODE:

 
IFFT mode   2K, 4K, 8K
Guard intervals   1/4, 1/8, 1/16, 1/32
Code Rates   1/2, 2/3, 3/4, 5/6, 7/8
Modulation mode   QPSK, 16-QAM, 64QAM
Hierarchical mode   Alpha 1-2-4, 16-QAM, 64-
Network mode   SFN and MFN
Bandwidth   8MHz, 7MHz, 6MHz, 5MHz

Interleaver                                                                                       DVB-H 2K and 4K in-depth interleavers

 

DVB-T2

SUPPORTED MODE:

IFFT mode                                                                    1K, 2K, 4K, 8K, 16K, 32K (normal and extended where available)

Guard intervals                                                                           1/4, 1/8, 1/16, 1/32, 1/128, 19/128, 19/256

Code Rates                                                                                                1/2, 3/5, 2/3, 3/4, 4/5, 5/6

FEC                                                                                                               Short (16K), Normal (64K)

Modulation mode                                                                PLP Constellation QPSK, 16-QAM, 64-QAM, 256-QAM L1 post Constellation BPSK, QPSK, 16-QAM, 64-QAM

Constellation: Normal and Rotated

Network mode                                                                                                    SFN and MFN

Pilot Pattern                                                                                                          PP1 to PP8

Bandwidth                                                                                    10MHz, 8MHz, 7MHz, 6MHz, 5MHz, 1.7MHz

Interleaver                                                                                                             Supported

Operation mode                                                                              System_A (TS) and System_B (T2MI)

Other                                                                                             Single PLP or Multi PLP (option license cost)

SISO / MISO

Modulation parameters software check validation

 

ISDB-T and ISDB-Tb

SUPPORTED MODE:

IFFT mode                                                                                       2K (MODE1), 4K (MODE2), 8K (MODE3)

Guard intervals                                                                                              1/4, 1/8, 1/16, 1/32

Code Rates                                                                                                    1/2, 2/3, 3/4, 5/6, 7/8

Modulation mode                                                                                DQPSK, QPSK, 16-QAM, 64-QAM

Hierarchical mode                                                                                     Single + Multilayer A/B/C

Network mode                                                                                                    SFN and MFN

Bandwidth                                                                                                  8MHz, 7MHz, 6MHz, 5MHz

Interleaver                                                                                        MODE 0, MODE 1, MODE 2, MODE 4

Operation mode                                                                                                   TS and BTS

Other                                                                                                                   Partial reception

Modulation parameters software check validation

 

ATSC

SUPPORTED MODE:

Standard                                                                                                                ATSC / A53

Modulation mode                                                                                                     8-VSB

Symbol rate                                                                                                           10,76 MHz

Data rate                                                                                                            19,39 Mbit/sec.

Channel spacing                                                                                                       6 MHz

 

DTMB

SUPPORTED MODE:

Standard                                                                                                             GB20600-2006

IFFT mode                                                                                                                   3780

Frame Header Lenght                                                                                420, 595, 945 symbols

FEC - LDPC Code Rates                                                                                       0.4, 0.6, 0.8

Modulation mode                                                                       4QAM-NR, 4QAM, 16-QAM, 32-QAM, 64QAM

Network mode                                                                                                   SFN and MFN

Bandwidth                                                                                                                 8MHz

Time Interleaving                                                                                              OFF, 240, 720