DVB-S/S2/S2X Sa DVB-T Modulator NDS3902M DVB-T TransModulator
DVB-S/S2/S2X Sa DVB-T NDS3902M DVB-T TransModulator
* *DVB-S/S2/S2X Tuner input na may 2 CAM slots
* 2 grupo multiplexing +2 grupo DVB-T modulating
* Suportahan ang tumpak na pagsasaayos ng PCR, PID Remapping, PSI/SI rebuilding at editing, A/V PID filtering
* Web-based na pamamahala ng NMS
Tsart ng Prinsipyo
Mga Detalye ng Teknolohiya
| Input | 2 DVB-S/S2/S2X Tuner | ||||
| Seksyon ng Tuner | Tuner ng DVB-S/S2/S2X | DVB-S | Dalas ng Input | 950~2150MHz | |
| Rate ng simbolo | 0.5~45Msps | ||||
| Lakas ng signal | - 65- -25dBm | ||||
| FEC | 1/2, 2/3, 3/4, 5/6, 7/8 | ||||
| Konstelasyon | QPSK | ||||
| Max input bitrate | ≤129 Mbps | ||||
| DVB-S2 | Dalas ng Input | 950~2150MHz | |||
| Rate ng simbolo | QPSK/8PSK /16APSK: 0.5~45 Msps 32APSK: 0.5~40Msps; | ||||
| FEC | QPSK: 1/2, 3/5, 2/3, 3/4, 4/5, 5/6, 8/9, 9/10 8PSK: 3/5, 2/3, 3/4, 5/6, 8/9, 9/10 16APSK: 2/3, 3/4, 4/5, 5/6, 8/9, 9/10 32APSK: 3/4, 4/5, 5/6, 8/9, 9/10 | ||||
| Konstelasyon | QPSK, 8PSK, 16APSK, 32APSK | ||||
| Max input bitrate | ≤129 Mbps | ||||
| DVB-S2X | Dalas ng Input | 950~2150MHz | |||
| Rate ng simbolo | QPSK/8PSK /16APSK: 0.5~45 Msps 8APSK: 0.5~40Msps 32APSK: 0.5~40Msps | ||||
| FEC | QPSK: 1/2, 3/5, 2/3, 3/4, 4/5, 5/6, 8/9, 9/10, 13/45, 9/20, 11/20 8PSK: 3/5, 2/3, 3/4, 5/6, 8/9, 9/10 8APSK: 5/9-L, 26/45-L 16APSK: 2/3, 3/4, 4/5, 5/6, 8/9, 9/10, 1/2-L, 8/15-L, 5/9-L, 26/45, 3/ 5, 3/5-L, 28/45, 23/36, 2/3-L, 25/36, 13/18, 7/9, 77/90 32APSK: 3/4, 4/5, 5/6, 8/9, 2/3-L, 32/45, 11/15, 7/9 | ||||
| Konstelasyon | QPSK, 8PSK, 8APSK, 16APSK, 32APSK | ||||
| Max input bitrate | ≤129 Mbps | ||||
| Naglalarawan | CAM/CI | 2 set | |||
| Multiplexing | Pinakamataas na PID Remapping | 256 bawat input channel | |||
| Function | Pag-filter ng A/V PID | ||||
| PID Remapping | |||||
| Tumpak na pagsasaayos ng PCR | |||||
| Awtomatikong bumuo ng talahanayan ng PSI/SI | |||||
| Modulasyon | DVB-T | Pamantayan | EN300744 | ||
| FFT mode | 2K | ||||
| Bandwidth | 6M, 7M, 8M | ||||
| Konstelasyon | QPSK, 16QAM, 64QAM | ||||
| Pagitan ng Guard | 1/4, 1/8, 1/16, 1/32 | ||||
| Rate ng Code | 1/2, 2/3, 3/4, 5/6, 7/8 | ||||
| MER | ≥42 dB | ||||
| dalas ng RF | 50~960MHz, 1KHz na hakbang | ||||
| Lumabas ang RF | 2*DVB-T na hindi katabing carrier na pinagsamang output | ||||
| Antas ng output ng RF | -28~ -3 dBm (79~104 dbµV), 0.1db na hakbang | ||||
| Sistema | Web-based na suporta sa NMS | ||||
| Pag-upgrade ng Ethernet software | |||||
| Heneral | Temperatura | 0~45℃(Operasyon);-20~80℃(Imbakan) | |||
| kapangyarihan | AC 100V±1050/60Hz;AC 220V±10%, 50/60HZ | ||||



