Description

tdx440 – Octo DVB-S/S2 to DVB-T transmodulator
Modular reception system, Octo DVB-S/S2 – 4 DVB-T transmodulator
Converting of 8 DVB-S/S2 modulated input signals into 4 COFDM modulated DVB-T channels

Features:
Eight channel DVB-S/S2 – DVB-T transmodulator
● Eight SAT transponders (descrambled or FTA) to four adjacent DVB-T transponders
● TS processing:
─ service multiplexing – any input to any output
─ PCR restamping
─ service filtering
─ PSI/SI regeneration
─ NIT generation
─ PMT version monitoring
● BISS descrambling
● Web control and SNMP monitoring
● Loop through RF distributing at input and output
● DIN rail or wall mounting
● Robust die-cast housing
● Connectors:
─ RF input/output – type F
─ Ethernet control interface – RJ-45
─ screw terminal block for DC entry
─ power distribution bus

Technical specifications:
RF input: 
● DVB standard: DVB-S/S2 QPSK / 8PSK
● frequency range: 950-2150 MHz
● LNB powering/control: 0/13/18 V & 22 kHz, 500 mA max. DiSEqC 1.0
● level/impedance: 55-95 dBμV / 75 Ω
● modulation: QPSK, 8PSK (DVB S/S2)
● symbol rate: 2-45 Ms/s
● return loss: ≥ 10 dB
● RF input count: 2
● loop through frequency range/loss: 950-2150 MHz / ≤ 1.5 dB

RF output:
● DVB standard: DVB-T
● frequency range: 170-230 MHz / 470-862 MHz
● channel allocation, adjacent: 4
● level/impedance: 90 ± 2 dBμV/75 Ω
● TS bit rate: < 31 Mbit/s
● MER: ≥ 35 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 / 8K
● total output level adjustment: 0 ÷ -15.0 dB by 1 dB step
● loop through frequency range/loss: 45-862 MHz / ≤ 2.5 dB

Transport stream 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 800 mA

TERRA