AM2020T 1RU DVB-T/T2 modulator is the latest all-in-one modulator designed to provide a cost effective and high quality solution for broadcast network operators, system integrators and network services providers planning to deploy digital TV services over DVB-T, DVB-T2 networks in MFN or SFN environment.
• Supports 2 × S/S2 tuner input
• TS over IP input (UDP)
• 10 MHz input/loop out, 1PPS input/loop out
• DVB-T/T2 T RF out in one device, multi-booting
• IP (1 × MPTS over UDP) mirror RF output
• Supports MISO and SISO
• High performance output: MER > 43 dB, shoulder level > 56 dB
• Supports non-linear and linear digital pre-distortion (DPD)
• Constant temperature crystal oscillator, as high as 0.1 ppm stability
• Supports LCD display and keyboard
• Supports BISS descrambling
• Web-based network management
2 × S/S2 Tuner input | |
10 MHz reference clock input and loop out, BNC interface TS input over IP port (UDP) | |
1 × PPS input and loop out, BNC interface | |
1 × RF input for DPD (‑25 dBm to +5 dBm) | |
DVB‑T2 Modulation | |
Standard | EN302 755 (T2) |
Mode | Single‑PLP |
PLP Constellation | QPSK, 16QAM, 64QAM, 256QAM (normal or rotated) |
L1 Post Constellations | BPSK, QPSK, 16QAM, 64QAM |
FEC Length | Short(16K), Normal (64K) |
FEC Rate | 1/2, 3/5, 2/3, 3/4, 4/5, 5/6 |
Pilot Pattern | PP1 ‑ PP8 |
Guard Interval | 1/128, 1/32, 1/16, 19/256, 1/8, 19/128, 1/4 |
FFT Mode | 1k, 2k, 4k, 8k, 16k, 32k (normal or extended) |
Bandwidth | 5 MHz, 6 MHz, 7 MHz, 8 MHz |
Net Mode | MFN |
DVB‑T Modulation | |
Standard | EN300 744 (T) |
FFT | 2K, 8K |
Bandwidth | 5M, 6M, 7M, 8M |
Constellation | QPSK, 16QAM, 64QAM |
Guard interval | 1/4, 1/8, 1/16, 1/32 |
FEC | 1/2, 2/3, 3/4, 5/6, 7/8 |
Net Mode | SFN/MFN |
Hierarchical Modulation | Alpha = 1, 2, 4 |
RF Out | |
Connector | N type, 50 Ω Impedance |
RF Range | 30 MHz to 960 MHz, 1Hz stepping |
Output level ATT | ‑25 dBm to +3 dBm, 0.1 db stepping |
MER | >43 dB |
Shoulder Level | >56 dB |
System | LCD display, keyboard, and web network management |
Supports software upgrading through network | |
Physical Characteristics | |
Dimensions (W × L × H) | 482mm × 410 mm × 44 mm |
Weight | 4.8 kg |
Operating Temperature | 0 to 45 °C |
Storage Temperature | ‑20 °C to +80 °C |
Power Supply | AC 220 V ± 10%, 50/60 Hz |
Power Consumption | 34 W |
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