14MM-TTX420C - Twin DVB-T/T2 to DVB-T CI Transmodulator

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
* Software control
** Without external DC feeding and CAM, with two CAM's ≈0.85 A