Twin DVB-T/T2 to DVB-T CI Transmodulator
14MM-TTX420C
Headend Equipment
Matchmaster has a full range of Headend Equipment from entry level to complex systems, including engineering support and system designs. Matchmaster can offer simple Channel Filters with AGC through to complex DVB modules for any type of broadcast including Encoders, Modulators & Transmodulators for DVB-T, DVB-C, DVB-S/S2, IP, ASI, SDI, FM
and many more.
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Features and Benefits
- Converting of 2 DVB-T/T2/C modulated input signals into 2 COFDM modulated DVB-T channels.
- 2 x Common Interface slots
- 2 x Carriers to either CAM and either multiplexed output
- TS monitoring via Web interface
- Web control and SNMP monitoring
- Din rail mounting
Specifications
| Number of channels | 2 | ||
|---|---|---|---|
| RF Input | |||
| Frequency Range* | 47-862 MHz | ||
| LNB Powering/Control* | 12 V 100 mA | ||
| Level/Impedance | 40-80 dBµV / 75 Ω | ||
| Loop Through Gain | 0 ± 1 dB | ||
| Standard* | DVB-T | DVB-T2 | DVB-C |
| Modulation | QPSK, QAM16 QAM64 | QPSK, QAM16, QAM64, QAM256 | QAM16, QAM32, QAM64, QAM128, QAM256 |
| Bandwidth | 7 MHz/8 MHz | 7 MHz/8 MHz | - |
| Symbol Rate | - | - | 1 ÷ 7.2 Ms/s |
| Code Rate | 1/2, 2/3, 3/4, 5/6, 7/8 | 1/2, 3/5, 3/4, 4/5, 5/6 | - |
| Roll Off | - | - | 15% |
| RF Output | |||
| Frequency Range* | 170-230/470-860 MHz | ||
| Channel allocation | Adjacent | ||
| Level/Impedance | 90 ± 2 dBµV/75 Ω | ||
| Spurious Level | < -60 dB | ||
| MER | ≥38 dB | ||
| Modulation DVB-T* | QPSK, QAM16, QAM64 | ||
| Channel Bandwidth* | 7/8 MHz | ||
| Guard Interval* | 1/4, 1/8, 1/16, 1/32 | ||
| Code Rate* | 1/2, 2/3, 3/4, 5/6, 7/8 | ||
| Transmission Mode* | 2K | ||
| Output Level Adjustment Range* | 0 ÷ -15.0 dB by 1 dB step | ||
| Loop Though Frequency Range/Loss | 47-862 MHz / ≤2.5 dB | ||
| Transport Steam Parameters | |||
| Max. Bit Rate | Output 31670 kbps | ||
| Max. PID filter count | 255 per transponder | ||
| Management Port | Standard IEE802.3 10/100 Base T | ||
| Current Consumption** | 12 V 650 mA | ||
| Operating Temperature Range | 0° ÷ +50°C | ||
| Dimensions/Weight (packed) | 48.5x198x112 mm/0.9 kg | ||
** Without external DC feeding and CAM, with two CAM's ≈0.85 A