Front View
Packaging
Twin DVB-T/T2/C to DVB-T Transmodulator
14MM-TTX420
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 DVB-T/T2/C to DVB-T with bonded output
- Transparent mode for easy integration
- Service Multiplexing - any input to any output
- ≥ 38 dB (100-780 MHz) ≥ 35 dB (780-860 MHz)
- Web based UI with SNMP monitoring and on board email client
- Loop through RF distributing at input and output
Pack Quantity
Inner: 1 box of 1 piece
Helpful Tip: Bulk cartons prevent potential transit damage.
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, 2/3, 3/4, 4/5, 5/6 | - |
| Roll Off | - | - | 15% |
| 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 | Unlimited | ||
| 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 | ||
** 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)