Front View
Packaging
Twin DVB-S/S2 to DVB-T and 2x CI Transmodulator
14MM-TDX420C
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
- Twin DVBS/S2 to Twin DVB-T output with Common Interface
- Service Multiplexing - any input to any output
- Simple Web control and SNMP monitoring with on board email client
- MER ≥ 38 dB (100-780 MHz) ≥ 35 dB (780-860 MHz)
- Bonded channel output
- Full LNB powering control
Specifications
| Number of channels | 2 | |
|---|---|---|
| RF Input | ||
| Frequency Range* | 950-2150 MHz | |
| LNB Powering/Control* | 0/13/18 V & 500 mA max. DiSEqC 1.0, EN50607, EN50494 | |
| Level/Impedance | 45-85 dBµV / 75 Ω | |
| Loop Through Gain | -1 ± 1 dB | |
| Standard* | DVB-S | DVB-S2** |
| Modulation | QPSK | QPSK, 8PSK, APSK 8/16/32 |
| Symbol Rate | 2 ÷ 45Ms/s | 2 ÷ 45Ms/s |
| Code Rate | 1/2, 2/3, 3/4, 5/6, 7/8 | 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 |
| Roll Off | 35% | 20%, 25%, 35% |
| RF Output | ||
| Frequency Range* | 100-858 MHz, by step 100 kHz | |
| Channel allocation | Adjacent | |
| Level/Impedance | 90 ± 2 dBµV / 75 Ω | |
| Spurious Level | < -60 dB | |
| MER | ≥38 dB (100-780 MHz); ≥35 dB (780-860 MHz) | |
| 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 550 mA | |
| Operating Temperature Range | 0° ÷ +50°C | |
| Dimensions/Weight (packed) | 48.5x198x112 mm/0.9 kg | |
** Supports physical layer framing/signaling (PLS) and multiple input streams (MIS)
*** Without external DC feeding and CAM, with two CAM's ≈0.95 A (for TTX420C), ≈0.85 A (for TDX420C)